$133+ Cheap flights from New York, NY (NYC) to Ontario (ONT)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
NYC — ONT
Nov 13 — Nov 201
Round-trip
1 adult, Economy
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Find cheap flights from New York to Ontario with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from New York to Ontario are usually found in February or August, booked 47 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday
Cheap flight deals from New York to Ontario
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Cheapest flights from New York to OntarioExplore the most affordable flight options available from New York to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2026.
Explore the most affordable flight options available from New York to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2026.
This Mytrip deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:00 pm -
2 stops14h 35m
Tue 11/176:30 am -
2 stops12h 23m
Deal found 10/10![Frontier logo]()
$298
This Mytrip deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/311:00 pm -
2 stops14h 35m
Tue 11/106:30 am -
2 stops25h 06m
Deal found 10/9![Frontier logo]()
$299
This Mytrip deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/410:24 pm -
2 stops15h 21m
Tue 12/811:30 am -
2 stops20h 18m
Deal found 10/13![Frontier logo]()
$317
This United Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/63:29 pm -
1 stop8h 22m
Sat 11/71:29 pm -
1 stop6h 46m
Deal found 10/12![United Airlines logo]()
$318
This Mytrip deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1111:35 am -
2 stops15h 16m
Tue 11/1711:52 am -
2 stops19h 44m
Deal found 10/11![Frontier logo]()
$320
This Mytrip deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:00 pm -
2 stops14h 35m
Wed 11/186:30 am -
2 stops12h 23m
Deal found 10/10![Frontier logo]()
$321
This United Airlines deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/243:27 pm -
1 stop8h 31m
Sat 10/316:59 am -
1 stop7h 16m
Deal found 10/10![United Airlines logo]()
$322
This Mytrip deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:30 pm -
2 stops20h 05m
Tue 11/176:30 am -
2 stops10h 05m
Deal found 10/10![Frontier logo]()
$323
This Delta deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:10 am -
1 stop13h 02m
Sat 11/141:15 pm -
1 stop7h 40m
Deal found 10/9![Delta logo]()
$327
This Delta deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:00 am -
1 stop8h 03m
Tue 11/1712:18 pm -
1 stop7h 21m
Deal found 10/9![Delta logo]()
$327
This Flightnetwork deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/121:00 pm -
1 stop13h 06m
Wed 11/186:00 am -
1 stop13h 55m
Deal found 10/9![Alaska Airlines logo]()
$328
This United Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/63:29 pm -
1 stop8h 22m
Wed 11/185:00 am -
2 stops10h 19m
Deal found 10/12![United Airlines logo]()
$328
Best flights from New York to OntarioDiscover carefully curated flight deals from New York to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 14, 2026.
Discover carefully curated flight deals from New York to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 14, 2026.
This Delta deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:10 am -
1 stop13h 06m
Mon 11/165:56 pm -
1 stop10h 04m
Deal found 10/14![Delta logo]()
$327
This Southwest deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/107:00 am -
2 stops10h 50m
Sun 12/1312:40 pm -
1 stop7h 15m
Deal found 10/13![Southwest logo]()
$332
This Alaska Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/111:00 pm -
1 stop12h 41m
Thu 1/147:10 am -
1 stop9h 13m
Deal found 10/9![Alaska Airlines logo]()
$382
This United Airlines deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/303:39 pm -
1 stop9h 01m
Tue 11/31:29 pm -
1 stop6h 46m
Deal found 10/10![United Airlines logo]()
$452
This Delta deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:00 am -
1 stop8h 03m
Tue 11/1712:18 pm -
1 stop7h 21m
Deal found 10/12![Delta logo]()
$327
This Delta deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:00 pm -
1 stop7h 57m
Mon 11/1611:10 pm -
1 stop7h 27m
Deal found 10/12![Delta logo]()
$327
This Alaska Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/67:00 am -
1 stop11h 20m
Mon 1/117:10 am -
1 stop9h 13m
Deal found 10/9![Alaska Airlines logo]()
$382
This Delta deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:00 pm -
1 stop7h 57m
Tue 11/1712:18 pm -
1 stop7h 21m
Deal found 10/12![Delta logo]()
$327
This Delta deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:10 am -
1 stop13h 05m
Sun 12/65:04 pm -
1 stop10h 18m
Deal found 10/12![Delta logo]()
$337
This United Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:00 pm -
1 stop10h 40m
Wed 11/41:29 pm -
1 stop6h 46m
Deal found 10/11![United Airlines logo]()
$452
This Southwest deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/88:00 am -
1 stop9h 05m
Sun 11/151:20 pm -
1 stop6h 35m
Deal found 10/11![Southwest logo]()
$458
This Alaska Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/81:00 pm -
1 stop12h 41m
Fri 1/157:10 am -
1 stop9h 13m
Deal found 10/9![Alaska Airlines logo]()
$437
This United Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/71:05 pm -
1 stop8h 42m
Sat 11/141:29 pm -
1 stop6h 46m
Deal found 10/11![United Airlines logo]()
$452
This Delta deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:00 am -
1 stop8h 03m
Sun 11/2212:18 pm -
1 stop7h 21m
Deal found 10/9![Delta logo]()
$353
This Alaska Airlines deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:00 am -
1 stop11h 13m
Fri 11/67:13 pm -
1 stop9h 12m
Deal found 10/10![Alaska Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:23 am -
1 stop8h 10m
Sat 11/71:29 pm -
1 stop6h 46m
Deal found 10/13![United Airlines logo]()
$462
This Delta deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:00 am -
1 stop8h 07m
Sat 12/1212:20 pm -
1 stop8h 20m
Deal found 10/14![Delta logo]()
$394
This Alaska Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:05 pm -
1 stop9h 49m
Fri 11/64:09 pm -
1 stop10h 31m
Deal found 10/12![Alaska Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2610:00 am -
1 stop8h 59m
Fri 12/41:40 pm -
1 stop6h 50m
Deal found 10/10![United Airlines logo]()
$483
This Delta deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/191:35 pm -
1 stop7h 59m
Wed 11/255:04 pm -
1 stop9h 55m
Deal found 10/11![Delta logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/41:29 pm -
1 stop8h 18m
Tue 11/101:29 pm -
1 stop7h 13m
Deal found 10/10![United Airlines logo]()
$529
This Delta deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/35:45 pm -
1 stop9h 12m
Sun 12/65:04 pm -
1 stop9h 54m
Deal found 10/13![Delta logo]()
$419
This United Airlines deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2111:22 am -
1 stop10h 25m
Mon 11/237:00 am -
1 stop7h 52m
Deal found 10/10![United Airlines logo]()
$529
This Alaska Airlines deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:00 am -
1 stop11h 05m
Tue 12/16:00 am -
1 stop30h 30m
Deal found 10/13![Alaska Airlines logo]()
$582
This Delta deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:00 am -
1 stop8h 06m
Sat 10/2412:16 pm -
1 stop9h 43m
Deal found 10/12![Delta logo]()
$437
This United Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1011:15 am -
1 stop10h 29m
Sun 12/131:40 pm -
1 stop6h 56m
Deal found 10/9![United Airlines logo]()
$529
This Alaska Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:00 pm -
1 stop24h 17m
Tue 10/272:13 pm -
2 stops22h 31m
Deal found 10/11![Alaska Airlines logo]()
$625
This United Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/812:37 pm -
1 stop9h 07m
Sun 12/2011:52 pm -
1 stop8h 23m
Deal found 10/9![United Airlines logo]()
$529
This Delta deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:59 pm -
1 stop8h 56m
Tue 11/35:03 pm -
1 stop9h 56m
Deal found 10/10![Delta logo]()
$439
This Delta deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:00 am -
1 stop8h 03m
Sun 11/1511:10 pm -
1 stop10h 07m
Deal found 10/9![Delta logo]()
$473
Last-minute flights from New York to OntarioDiscover last-minute flight deals from New York to Ontario. Data last updated October 14, 2026 and is based on user searches.
Discover last-minute flight deals from New York to Ontario. Data last updated October 14, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/243:27 pm -
1 stop8h 31m
Sat 10/316:59 am -
1 stop7h 16m
Deal found 10/10![United Airlines logo]()
$322
This Mytrip deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/311:00 pm -
2 stops14h 35m
Tue 11/106:30 am -
2 stops25h 06m
Deal found 10/9![Frontier logo]()
$299
This Delta deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:10 am -
1 stop13h 02m
Mon 11/95:04 pm -
1 stop10h 16m
Deal found 10/9![Delta logo]()
$327
This United Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/63:29 pm -
1 stop8h 22m
Sat 11/71:29 pm -
1 stop6h 46m
Deal found 10/12![United Airlines logo]()
$318
This United Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/63:29 pm -
1 stop8h 22m
Wed 11/185:00 am -
2 stops10h 19m
Deal found 10/12![United Airlines logo]()
$328
This Mytrip deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:00 pm -
2 stops14h 35m
Tue 11/176:30 am -
2 stops12h 23m
Deal found 10/10![Frontier logo]()
$298
This Mytrip deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:00 pm -
2 stops14h 35m
Wed 11/186:30 am -
2 stops12h 23m
Deal found 10/10![Frontier logo]()
$321
This Mytrip deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:30 pm -
2 stops20h 05m
Tue 11/176:30 am -
2 stops10h 05m
Deal found 10/10![Frontier logo]()
$323
This Mytrip deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1111:35 am -
2 stops15h 16m
Tue 11/1711:52 am -
2 stops19h 44m
Deal found 10/11![Frontier logo]()
$320
This Southwest deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/119:30 am -
1 stop8h 10m
Thu 11/121:20 pm -
1 stop6h 35m
Deal found 10/13![Southwest logo]()
$327
This Flightnetwork deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/121:00 pm -
1 stop13h 06m
Wed 11/186:00 am -
1 stop13h 55m
Deal found 10/9![Alaska Airlines logo]()
$328
This Mytrip deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:00 pm -
2 stops14h 42m
Tue 11/176:30 am -
2 stops25h 06m
Deal found 10/11![Frontier logo]()
$328
One-way flights from New York to OntarioSearch for one-way flight options from New York to Ontario. Find affordable one-way fares based on user searches. Data last updated October 14, 2026.
Search for one-way flight options from New York to Ontario. Find affordable one-way fares based on user searches. Data last updated October 14, 2026.
This Mytrip deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1711:00 pm -
2 stops14h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Frontier logo]()
$133
This Mytrip deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:00 pm -
2 stops14h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Frontier logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1811:35 am -
2 stops15h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1110:24 pm -
2 stops15h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Frontier logo]()
$154
This Mytrip deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:30 pm -
2 stops20h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Frontier logo]()
$155
This SmartFares deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:00 am -
1 stop11h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Alaska Airlines logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/169:29 am -
2 stops28h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Frontier logo]()
$156
This Trip.com deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:48 pm -
1 stop8h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Delta logo]()
$158
This United Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/133:29 pm -
1 stop8h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![United Airlines logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:30 pm -
2 stops30h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Frontier logo]()
$161
This Trip.com deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:00 am -
1 stop11h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Alaska Airlines logo]()
$163
This Delta deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/149:30 am -
1 stop9h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Delta logo]()
$164
Find flight deals from New York to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from New York (NYC) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $298 (Mytrip) |
One-way from | $133 (Mytrip) |
Popular in | September |
Cheapest in | February |
Average price | $402 |
Good round-trip deal | $473 or less |
Good one-way deal | $278 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from New York to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 14, 2026.
Use the filters below to find and compare flights from New York to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
New YorkOntario
LGA New York LaGuardia - ONT Ontario
LGAONT
New York LaGuardia
Tue 11/17
3:29 pm-8:51 pm
1 stop8h 22m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$159
New YorkOntario
LGA New York LaGuardia - ONT Ontario
LGAONT
New York LaGuardia
Fri 11/13
10:50 am-6:34 pm
1 stop10h 44m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$164
New YorkOntario
LGA New York LaGuardia - ONT Ontario
LGAONT
New York LaGuardia
Sat 11/7
6:00 am-11:06 am
1 stop8h 06m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$164
New YorkOntario
JFK New York John F Kennedy Intl - ONT Ontario
JFKONT
New York John F Kennedy Intl
Fri 11/13
2:00 pm-9:57 pm
1 stop10h 57m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$164
New YorkOntario
JFK New York John F Kennedy Intl - ONT Ontario
JFKONT
New York John F Kennedy Intl
Fri 10/30
6:00 am-12:36 pm
1 stop9h 36m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$164
New YorkOntario
JFK New York John F Kennedy Intl - ONT Ontario
JFKONT
New York John F Kennedy Intl
Sat 1/9
6:30 am-12:30 pm
1 stop9h 00m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$164
New YorkOntario
JFK New York John F Kennedy Intl - ONT Ontario
JFKONT
New York John F Kennedy Intl
Mon 11/9
7:10 am-5:16 pm
1 stop13h 06m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$164
New YorkOntario
JFK New York John F Kennedy Intl - ONT Ontario
JFKONT
New York John F Kennedy Intl
Mon 11/16
7:10 am-5:16 pm
1 stop13h 06m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$164
New YorkOntario
JFK New York John F Kennedy Intl - ONT Ontario
JFKONT
New York John F Kennedy Intl
Sat 10/24
1:11 pm-7:30 pm
1 stop9h 19m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$164
New YorkOntario
JFK New York John F Kennedy Intl - ONT Ontario
JFKONT
New York John F Kennedy Intl
Sat 11/7
6:00 am-11:06 am
1 stop8h 06m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$164
Showing 1-10 of 60 resultsSorted by cheapest first
Compare providers for flights from New York to Ontario
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from New York to Ontario in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on New York-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on New York-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New York-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on New York-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New York-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from New York to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from New York with our price prediction graph.
NYC-ONT
EWR-ONT
LGA-ONT
JFK-ONT
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from New York to Ontario
NYC-ONT
EWR-ONT
LGA-ONT
JFK-ONT
What is the cheapest month to book a flight from New York to Ontario?
Currently, January is the cheapest month in which you can book a flight from New York to Ontario (average of $366). Flying from New York to Ontario in June is currently the most expensive (average of $549). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from NYC to ONT?
Find hourly flight availability from New York to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 14, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from New York to Ontario as you normally would.
Weekly flight availability from New York to Ontario
Explore weekly flight availability from New York to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 14, 2026.
The most flights from NYC to ONT are scheduled on a Monday (4 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).
How much does it cost to fly round-trip from New York to Ontario?
Airfare is below average for this route at the moment.
New York to Ontario flights typically cost between $306 and $478 in November.The cheapest round-trip price found within the last 5 days was $298 on Frontier (Nov 10-Nov 17).
What’s the top layover airport for flights from New York to Ontario?
Share of 1-stop round-trip flights from New York to Ontario chosen by Cheapflights users in the past 12 months, using the same layover each way.
Dallas (DFW) – chosen by Cheapflights users on 57% of 1-stop itineraries from New York to Ontario on Cheapflights.
What’s the cheapest layover airport for flights from New York to Ontario?
Average round-trip fare for 1-stop flights from New York to Ontario, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Dallas (DFW) is the most affordable 1-stop option, with an average round-trip price of $193.
What’s the fastest layover option from New York to Ontario?
Shortest average travel time for 1-stop one-way flights from New York to Ontario, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Phoenix (PHX) have the shortest average one-way travel time for 1-stop routes: 8h 01m.
Which airport typically offers the quickest layover for flights from New York to Ontario?
Average layover duration for 1-stop one-way flights from New York to Ontario, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Portland (PDX) offer the fastest connection on this route, with an average layover time of 0h 40m.
How far ahead should I book a flight from New York to Ontario?
The best time to book flights from New York to Ontario is 46 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated October 14, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from New York to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.5
Overall
7.9
Comfort
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Entertainment
7.5
Overall
7.9
Comfort
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Entertainment
7.5
Overall
7.9
Comfort
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Entertainment
7.5
Overall
7.9
Comfort
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Entertainment
7.5
Overall
7.9
Comfort
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Entertainment
7.5
Overall
7.9
Comfort
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from New York to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
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Alternative routes for New York to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from New York to Ontario by cabin class
Find flights from New York to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 14, 2026.
New York and Ontario flights
Browse other New York and Ontario flight options. Last updated on October 14, 2026.
Other flights from New York
Browse through other flights departing from New York. Flights are based on user searches made on Cheapflights and were last updated on October 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
New York to Ontario flights
Consider these flights traveling from New York to Ontario.
Top 7 airlines flying from New York to Ontario
Discover the top 7 airlines that operate flights from New York to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$71 | Average$297 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$128 | Average$389 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$192 | Average$426 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$227 | Average$502 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$238 | Average$356 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$262 | Average$482 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$378 | Average$476 | FlexibilityNo cancel fee | On-time75% |