$129+ Cheap flights from John F Kennedy Intl, NY (JFK) to Ontario
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
JFK — YYZ
Oct 1 — Oct 81
Round-trip
1 adult, Economy
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Find cheap flights from John F Kennedy Intl 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
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Cheapest flights from John F Kennedy Intl to OntarioExplore the most affordable flight options available from John F Kennedy Intl to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 1, 2026.
Explore the most affordable flight options available from John F Kennedy Intl to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 1, 2026.
This Delta deal was found by Cheapflights users on 8/27. 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 10/283:38 pm -
Nonstop2h 00m
Sat 10/316:00 am -
Nonstop2h 01m
Deal found 8/27![Delta logo]()
$310
This Delta deal was found by Cheapflights users on 8/27. 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 10/219:29 pm -
Nonstop2h 00m
Tue 10/276:00 am -
Nonstop2h 01m
Deal found 8/27![Delta logo]()
$311
This Delta deal was found by Cheapflights users on 8/26. 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 9/153:35 pm -
Nonstop2h 00m
Wed 9/306:10 am -
Nonstop1h 55m
Deal found 8/26![Delta logo]()
$312
This Kissandfly.com deal was found by Cheapflights users on 8/29. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:30 am -
1 stop5h 29m
Sat 9/196:25 pm -
Nonstop2h 05m
Deal found 8/29![Multiple Airlines logo]()
$313
This Delta deal was found by Cheapflights users on 8/27. 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 10/223:38 pm -
Nonstop2h 00m
Wed 10/286:00 am -
Nonstop2h 01m
Deal found 8/27![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 8/27. 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 10/2112:57 pm -
1 stop4h 22m
Wed 10/286:00 am -
Nonstop2h 01m
Deal found 8/27![Delta logo]()
$321
This Delta deal was found by Cheapflights users on 8/27. 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 9/167:15 am -
1 stop8h 00m
Sat 9/196:25 pm -
Nonstop2h 05m
Deal found 8/27![Delta logo]()
$322
This Kissandfly.com deal was found by Cheapflights users on 8/31. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/273:19 pm -
Nonstop1h 55m
Sat 11/286:04 pm -
Nonstop1h 59m
Deal found 8/31![KLM logo]()
$323
This Kissandfly.com deal was found by Cheapflights users on 8/31. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/273:38 pm -
Nonstop2h 00m
Thu 10/296:00 am -
Nonstop2h 01m
Deal found 8/31![KLM logo]()
$325
This Delta deal was found by Cheapflights users on 8/28. 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 10/143:38 pm -
Nonstop2h 00m
Sun 10/186:00 am -
Nonstop2h 01m
Deal found 8/28![Delta logo]()
$327
This Delta deal was found by Cheapflights users on 8/27. 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 9/223:35 pm -
Nonstop2h 00m
Sat 9/2612:08 pm -
1 stop8h 01m
Deal found 8/27![Delta logo]()
$328
This Delta deal was found by Cheapflights users on 8/27. 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 9/177:15 am -
1 stop9h 04m
Tue 9/2212:44 pm -
1 stop9h 18m
Deal found 8/27![Delta logo]()
$334
Best flights from John F Kennedy Intl to OntarioDiscover carefully curated flight deals from John F Kennedy Intl to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 1, 2026.
Discover carefully curated flight deals from John F Kennedy Intl to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 1, 2026.
This Delta deal was found by Cheapflights users on 8/31. 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 10/73:38 pm -
Nonstop2h 00m
Sun 10/116:00 am -
Nonstop2h 01m
Deal found 8/31![Delta logo]()
$327
This Delta deal was found by Cheapflights users on 8/31. 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 10/303:38 pm -
Nonstop2h 00m
Tue 11/36:00 am -
Nonstop2h 01m
Deal found 8/31![Delta logo]()
$327
This oojo deal was found by Cheapflights users on 8/26. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/155:30 pm -
1 stop11h 50m
Mon 10/196:10 am -
1 stop10h 25m
Deal found 8/26![WestJet logo]()
$665
This FlightHub deal was found by Cheapflights users on 8/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:35 pm -
1 stop14h 22m
Wed 9/308:50 am -
1 stop8h 39m
Deal found 8/27![Multiple Airlines logo]()
$677
This Delta deal was found by Cheapflights users on 8/28. 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 10/73:38 pm -
Nonstop2h 00m
Sat 10/106:00 am -
Nonstop2h 01m
Deal found 8/28![Delta logo]()
$327
This Delta deal was found by Cheapflights users on 8/31. 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 10/2712:57 pm -
1 stop4h 22m
Wed 10/286:28 pm -
Nonstop2h 06m
Deal found 8/31![Delta logo]()
$337
This Delta deal was found by Cheapflights users on 8/27. 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.
Mon 9/217:15 am -
1 stop8h 00m
Wed 9/236:10 am -
Nonstop1h 55m
Deal found 8/27![Delta logo]()
$337
This Delta deal was found by Cheapflights users on 8/26. 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 9/97:15 am -
1 stop8h 00m
Sun 9/206:10 am -
Nonstop1h 55m
Deal found 8/26![Delta logo]()
$340
This Delta deal was found by Cheapflights users on 8/29. 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 9/177:15 am -
1 stop8h 00m
Thu 9/246:10 am -
Nonstop1h 55m
Deal found 8/29![Delta logo]()
$348
This Delta deal was found by Cheapflights users on 8/28. 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 9/97:15 am -
1 stop8h 00m
Fri 9/116:25 pm -
Nonstop2h 05m
Deal found 8/28![Delta logo]()
$358
This Mytrip deal was found by Cheapflights users on 8/27. 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 10/145:30 pm -
3 stops23h 00m
Mon 10/194:55 pm -
3 stops23h 40m
Deal found 8/27![Multiple Airlines logo]()
$685
This Delta deal was found by Cheapflights users on 8/30. 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 10/3012:57 pm -
1 stop4h 22m
Mon 11/26:10 pm -
1 stop4h 57m
Deal found 8/30![Delta logo]()
$363
This TravelUp deal was found by Cheapflights users on 8/30. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:30 am -
1 stop8h 45m
Sat 9/2612:00 pm -
1 stop8h 00m
Deal found 8/30![Multiple Airlines logo]()
$698
This Delta deal was found by Cheapflights users on 8/29. 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 10/2111:30 am -
1 stop6h 08m
Tue 10/276:50 pm -
1 stop6h 09m
Deal found 8/29![Delta logo]()
$370
This WestJet deal was found by Cheapflights users on 8/31. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:30 pm -
2 stops25h 15m
Sat 10/37:20 pm -
2 stops21h 15m
Deal found 8/31![WestJet logo]()
$805
This FlightHub deal was found by Cheapflights users on 8/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1610:35 pm -
1 stop10h 12m
Thu 9/177:15 pm -
1 stop11h 12m
Deal found 8/27![Multiple Airlines logo]()
$719
This Delta deal was found by Cheapflights users on 8/28. 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 9/153:35 pm -
Nonstop2h 00m
Wed 9/166:25 pm -
Nonstop2h 05m
Deal found 8/28![Delta logo]()
$372
This FlightHub deal was found by Cheapflights users on 8/31. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/245:30 pm -
2 stops22h 35m
Mon 11/304:40 pm -
2 stops24h 00m
Deal found 8/31![WestJet logo]()
$806
This Delta deal was found by Cheapflights users on 8/31. 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 9/107:15 am -
1 stop4h 03m
Fri 9/1112:08 pm -
1 stop5h 22m
Deal found 8/31![Delta logo]()
$374
This Mytrip deal was found by Cheapflights users on 8/27. 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 10/75:30 pm -
3 stops23h 00m
Sat 10/104:55 pm -
3 stops23h 40m
Deal found 8/27![Multiple Airlines logo]()
$730
This Delta deal was found by Cheapflights users on 8/28. 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.
Mon 9/147:15 am -
1 stop8h 00m
Wed 9/1612:08 pm -
1 stop8h 01m
Deal found 8/28![Delta logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 8/28. 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 9/255:30 pm -
1 stop11h 50m
Fri 10/25:55 pm -
1 stop22h 40m
Deal found 8/28![WestJet logo]()
$884
This Mytrip deal was found by Cheapflights users on 8/30. 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 10/95:30 pm -
3 stops23h 00m
Sun 10/114:55 pm -
3 stops23h 40m
Deal found 8/30![Multiple Airlines logo]()
$732
This Mytrip deal was found by Cheapflights users on 8/30. 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 10/95:30 pm -
3 stops21h 35m
Sun 10/115:45 pm -
2 stops22h 50m
Deal found 8/30![Multiple Airlines logo]()
$733
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 9/255:30 pm -
1 stop11h 50m
Sun 9/276:10 am -
1 stop10h 25m
Deal found 8/27![WestJet logo]()
$889
This KAYAK deal was found by Cheapflights users on 8/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:35 am -
1 stop7h 27m
Tue 10/206:00 pm -
1 stop17h 00m
Deal found 8/31![Multiple Airlines logo]()
$745
This Delta deal was found by Cheapflights users on 8/30. 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 12/107:10 am -
1 stop8h 49m
Sun 12/136:00 am -
1 stop5h 56m
Deal found 8/30![Delta logo]()
$437
This oojo deal was found by Cheapflights users on 8/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/205:30 pm -
1 stop11h 50m
Sun 9/276:10 am -
1 stop10h 25m
Deal found 8/27![WestJet logo]()
$986
This Justfly.com deal was found by Cheapflights users on 8/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1810:29 pm -
1 stop10h 18m
Sat 10/243:05 pm -
1 stop4h 50m
Deal found 8/30![Multiple Airlines logo]()
$756
This Delta deal was found by Cheapflights users on 8/29. 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 2/127:15 am -
1 stop8h 44m
Sun 2/146:00 am -
1 stop6h 06m
Deal found 8/29![Delta logo]()
$451
Last-minute flights from John F Kennedy Intl to OntarioDiscover last-minute flight deals from John F Kennedy Intl to Ontario. Data last updated September 1, 2026 and is based on user searches.
Discover last-minute flight deals from John F Kennedy Intl to Ontario. Data last updated September 1, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/28. 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 9/52:20 pm -
2 stops9h 10m
Thu 9/1012:48 pm -
1 stop4h 42m
Deal found 8/28![Delta logo]()
$487
This Delta deal was found by Cheapflights users on 8/27. 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.
Mon 9/77:10 am -
1 stop9h 10m
Thu 9/1012:48 pm -
1 stop4h 42m
Deal found 8/27![Delta logo]()
$513
This Delta deal was found by Cheapflights users on 8/27. 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 9/85:34 pm -
1 stop6h 16m
Thu 9/1012:48 pm -
1 stop4h 42m
Deal found 8/27![Delta logo]()
$478
This Delta deal was found by Cheapflights users on 8/26. 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 9/153:35 pm -
Nonstop2h 00m
Wed 9/306:10 am -
Nonstop1h 55m
Deal found 8/26![Delta logo]()
$312
This Delta deal was found by Cheapflights users on 8/27. 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 9/167:15 am -
1 stop8h 00m
Sat 9/196:25 pm -
Nonstop2h 05m
Deal found 8/27![Delta logo]()
$322
This Delta deal was found by Cheapflights users on 8/30. 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 9/163:35 pm -
Nonstop2h 00m
Tue 9/296:10 am -
Nonstop1h 55m
Deal found 8/30![Delta logo]()
$338
This Delta deal was found by Cheapflights users on 8/27. 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 9/177:15 am -
1 stop8h 00m
Tue 9/2212:15 pm -
Nonstop1h 51m
Deal found 8/27![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 8/27. 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 9/189:14 pm -
Nonstop1h 58m
Tue 9/226:10 am -
Nonstop1h 55m
Deal found 8/27![Delta logo]()
$320
This Kissandfly.com deal was found by Cheapflights users on 8/29. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:30 am -
1 stop5h 29m
Sat 9/196:25 pm -
Nonstop2h 05m
Deal found 8/29![Multiple Airlines logo]()
$313
This Delta deal was found by Cheapflights users on 8/27. 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 9/199:14 pm -
Nonstop1h 58m
Wed 9/236:25 pm -
Nonstop2h 05m
Deal found 8/27![Delta logo]()
$330
This Delta deal was found by Cheapflights users on 8/27. 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 9/223:35 pm -
Nonstop2h 00m
Sat 9/2612:08 pm -
1 stop8h 01m
Deal found 8/27![Delta logo]()
$328
This Delta deal was found by Cheapflights users on 8/28. 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 9/239:14 pm -
Nonstop1h 58m
Wed 9/306:10 am -
Nonstop1h 55m
Deal found 8/28![Delta logo]()
$327
One-way flights from John F Kennedy Intl to OntarioSearch for one-way flight options from John F Kennedy Intl to Ontario. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.
Search for one-way flight options from John F Kennedy Intl to Ontario. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.
This Delta deal was found by Cheapflights users on 8/28. 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 10/273:38 pm -
Nonstop2h 00m
Deal found 8/28![Delta logo]()
$129
This Delta deal was found by Cheapflights users on 8/28. 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 9/299:14 pm -
Nonstop1h 58m
Deal found 8/28![Delta logo]()
$130
This Delta deal was found by Cheapflights users on 8/27. 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 9/227:15 am -
1 stop9h 04m
Deal found 8/27![Delta logo]()
$137
This Delta deal was found by Cheapflights users on 8/27. 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 10/139:29 pm -
Nonstop2h 00m
Deal found 8/27![Delta logo]()
$137
This Kissandfly.com deal was found by Cheapflights users on 8/27. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:30 pm -
1 stop6h 26m
Deal found 8/27![KLM logo]()
$138
This Delta deal was found by Cheapflights users on 8/27. 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 10/277:10 am -
1 stop9h 05m
Deal found 8/27![Delta logo]()
$141
This Kissandfly.com deal was found by Cheapflights users on 8/28. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:30 am -
1 stop5h 29m
Deal found 8/28![British Airways logo]()
$141
This American Airlines deal was found by Cheapflights users on 8/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:30 am -
1 stop7h 13m
Deal found 8/27![American Airlines logo]()
$143
This American Airlines deal was found by Cheapflights users on 8/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:30 am -
1 stop5h 29m
Deal found 8/26![American Airlines logo]()
$144
This Delta deal was found by Cheapflights users on 8/28. 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 11/64:30 pm -
1 stop6h 55m
Deal found 8/28![Delta logo]()
$145
This American Airlines deal was found by Cheapflights users on 8/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:30 am -
1 stop5h 29m
Deal found 8/27![American Airlines logo]()
$145
This Delta deal was found by Cheapflights users on 8/27. 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 10/282:40 pm -
2 stops8h 45m
Deal found 8/27![Delta logo]()
$146
Find flight deals from John F Kennedy Intl to Ontario
Keep the following information in mind while searching for John F Kennedy Intl to Ontario flight deals. Data was last updated September 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $310 (Delta) |
One-way from | $129 (Delta) |
Popular in | November |
Cheapest in | April |
Average price | $334 |
Good round-trip deal | $281 or less |
Good one-way deal | $176 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from John F Kennedy Intl 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 September 1, 2026.
Use the filters below to find and compare flights from New York John F Kennedy Intl Airport to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
New YorkToronto
JFK New York John F Kennedy Intl - YYZ Toronto Pearson Intl
JFKYYZ
New York John F Kennedy Intl
Wed 10/7
3:38 pm-5:38 pm
Nonstop2h 00m
Toronto Pearson Intl
Sun 10/11
6:00 am-8:01 am
Nonstop2h 01m
$327
New YorkToronto
JFK New York John F Kennedy Intl - YYZ Toronto Pearson Intl
JFKYYZ
New York John F Kennedy Intl
Fri 10/30
3:38 pm-5:38 pm
Nonstop2h 00m
Toronto Pearson Intl
Tue 11/3
6:00 am-8:01 am
Nonstop2h 01m
$327
New YorkToronto
JFK New York John F Kennedy Intl - YYZ Toronto Pearson Intl
JFKYYZ
New York John F Kennedy Intl
Wed 10/7
3:38 pm-5:38 pm
Nonstop2h 00m
Toronto Pearson Intl
Sat 10/10
6:00 am-8:01 am
Nonstop2h 01m
$327
New YorkToronto
JFK New York John F Kennedy Intl - YYZ Toronto Pearson Intl
JFKYYZ
New York John F Kennedy Intl
Tue 10/27
12:57 pm-5:19 pm
1 stop4h 22m
Toronto Pearson Intl
Wed 10/28
6:28 pm-8:34 pm
Nonstop2h 06m
$337
New YorkToronto
JFK New York John F Kennedy Intl - YYZ Toronto Pearson Intl
JFKYYZ
New York John F Kennedy Intl
Mon 9/21
7:15 am-3:15 pm
1 stop8h 00m
Toronto Pearson Intl
Wed 9/23
6:10 am-8:05 am
Nonstop1h 55m
$337
New YorkToronto
JFK New York John F Kennedy Intl - YYZ Toronto Pearson Intl
JFKYYZ
New York John F Kennedy Intl
Wed 9/9
7:15 am-3:15 pm
1 stop8h 00m
Toronto Pearson Intl
Sun 9/20
6:10 am-8:05 am
Nonstop1h 55m
$340
New YorkToronto
JFK New York John F Kennedy Intl - YYZ Toronto Pearson Intl
JFKYYZ
New York John F Kennedy Intl
Thu 9/17
7:15 am-3:15 pm
1 stop8h 00m
Toronto Pearson Intl
Thu 9/24
6:10 am-8:05 am
Nonstop1h 55m
$348
New YorkToronto
JFK New York John F Kennedy Intl - YYZ Toronto Pearson Intl
JFKYYZ
New York John F Kennedy Intl
Wed 9/9
7:15 am-3:15 pm
1 stop8h 00m
Toronto Pearson Intl
Fri 9/11
6:25 pm-8:30 pm
Nonstop2h 05m
$358
New YorkToronto
JFK New York John F Kennedy Intl - YYZ Toronto Pearson Intl
JFKYYZ
New York John F Kennedy Intl
Fri 10/30
12:57 pm-5:19 pm
1 stop4h 22m
Toronto Pearson Intl
Mon 11/2
6:10 pm-11:07 pm
1 stop4h 57m
$363
New YorkMontreal
JFK New York John F Kennedy Intl - YUL Montreal Pierre Elliott Trudeau Intl
JFKYUL
New York John F Kennedy Intl
Wed 10/21
11:30 am-5:38 pm
1 stop6h 08m
Montreal Pierre Elliott Trudeau Intl
Tue 10/27
6:50 pm-12:59 am
1 stop6h 09m
$370
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from John F Kennedy Intl to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from John F Kennedy Intl with our price prediction graph.
JFK-YYZ
JFK-YUL
JFK-YXU
JFK-YTZ
JFK-YQT
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 John F Kennedy Intl Airport to Ontario
JFK-CAON
JFK-YYZ
JFK-YUL
JFK-YXU
JFK-YTZ
What is the cheapest month to book a flight from New York John F Kennedy Intl Airport to Region of Ontario?
Currently, January is the cheapest month in which you can book a flight from New York John F Kennedy Intl Airport to Region of Ontario (average of $267). Flying from New York John F Kennedy Intl Airport to Region of Ontario in August is currently the most expensive (average of $410). 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 JFK to ON?
Find hourly flight availability from John F Kennedy Intl 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 September 1, 2026.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 40% on flights from New York John F Kennedy Intl Airport to Region of Ontario by exploring options for tickets in the evening.
Weekly flight availability from New York John F Kennedy Intl Airport to Region of Ontario
Explore weekly flight availability from John F Kennedy Intl 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 September 1, 2026.
The most flights from JFK to CAON are scheduled on a Wednesday (25 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (23 on average).
How much does it cost to fly round-trip from New York John F Kennedy Intl Airport to Region of Ontario?
Airfare is typical for this route at the moment.
New York John F Kennedy Intl Airport to Region of Ontario flights typically cost between $233 and $447 in October.The cheapest round-trip price found within the last 5 days was $310 on Delta (Oct 28-Oct 31).
How far ahead should I book a flight from New York John F Kennedy Intl Airport to Region of Ontario?
Booking 89 days in advance of your planned departure date is, on average, the best time to get cheap flights from New York John F Kennedy Intl Airport to Region of Ontario. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest day to fly from New York John F Kennedy Intl Airport to Region of Ontario?
Use this chart to determine the cheapest time to fly round-trip from John F Kennedy Intl to Ontario. Price data was last updated on August 29, 2026.
Travelers seeking maximum savings on their New York John F Kennedy Intl Airport to Region of Ontario flight should consider departing on Monday at noon when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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 September 1, 2026.
See what other customers who have flown with Porter Airlines,Delta, andUnited Airlines from New York John F Kennedy Intl Airport to Ontario have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Boarding
8.2
Comfort
8.0
Crew
8.6
Entertainment
6.9
Food
7.6
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Overall
8.0
Boarding
8.2
Comfort
8.0
Crew
8.6
Entertainment
6.9
Food
7.6
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Overall
8.0
Boarding
8.2
Comfort
8.0
Crew
8.6
Entertainment
6.9
Food
7.6
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Overall
8.0
Boarding
8.2
Comfort
8.0
Crew
8.6
Entertainment
6.9
Food
7.6
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Overall
8.0
Boarding
8.2
Comfort
8.0
Crew
8.6
Entertainment
6.9
Food
7.6
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Overall
8.0
Boarding
8.2
Comfort
8.0
Crew
8.6
Entertainment
6.9
Food
7.6
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Related info for your journey
Find useful and relevant information for your journey from John F Kennedy Intl to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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John F Kennedy Intl and Ontario flights
Browse other John F Kennedy Intl and Ontario flight options. Last updated on September 1, 2026.
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Top 6 airlines flying from John F Kennedy Intl to Ontario
Discover the top 6 airlines that operate flights from John F Kennedy Intl 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 September 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$107 | Average$529 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$118 | Average$305 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$121 | Average$335 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$185 | Average$395 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$194 | Average$341 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$213 | Average$545 | FlexibilityNo cancel fee | On-time69% |