$122+ 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 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
JFK — YYZ
Sep 2 — Sep 91
Round-trip
1 adult, Economy
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Find cheap flights from John F Kennedy Intl to Ontario with Cheapflights
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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 August 3, 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 August 3, 2026.
This Delta deal was found by Cheapflights users on 7/29. 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.
Tue 9/153:35 pm
JFK
- YYZ
Nonstop2h 00m
Delta
Wed 9/166:25 pm
YYZ
- JFK
Nonstop2h 05m
Delta
Deal found 7/29![Delta logo]()
$283
This Kissandfly.com deal was found by Cheapflights users on 8/1. 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 9/159:14 pm
JFK
- YYZ
Nonstop1h 58m
KLM
Tue 9/226:10 am
YYZ
- JFK
Nonstop1h 55m
KLM
Deal found 8/1![KLM logo]()
$285
This Delta deal was found by Cheapflights users on 8/3. 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 9/159:14 pm
JFK
- YYZ
Nonstop1h 58m
Delta
Tue 9/226:25 pm
YYZ
- JFK
Nonstop2h 05m
Delta
Deal found 8/3![Delta logo]()
$296
This Kissandfly.com deal was found by Cheapflights users on 7/29. 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 8/299:05 pm
JFK
- YYZ
Nonstop2h 13m
KLM
Sun 8/306:00 am
YYZ
- JFK
Nonstop1h 53m
KLM
Deal found 7/29![KLM logo]()
$302
This Delta deal was found by Cheapflights users on 7/30. 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 8/209:29 am
JFK
- YYZ
Nonstop1h 56m
Delta
Thu 8/276:25 pm
YYZ
- JFK
Nonstop2h 04m
Delta
Deal found 7/30![Delta logo]()
$305
This Delta deal was found by Cheapflights users on 7/30. 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 9/167:15 am
JFK
- YYZ
1 stop8h 00m
Delta
Sat 9/196:25 pm
YYZ
- JFK
Nonstop2h 05m
Delta
Deal found 7/30![Delta logo]()
$306
This Delta deal was found by Cheapflights users on 7/30. 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.
Sat 8/299:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Sat 9/56:25 pm
YYZ
- JFK
Nonstop2h 04m
Delta
Deal found 7/30![Delta logo]()
$307
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:30 am
JFK
- YYZ
1 stop10h 15m
American Airlines
Fri 8/215:25 pm
YYZ
- JFK
1 stop14h 01m
American Airlines
Deal found 7/29![American Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 7/29. 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.
Tue 9/157:15 am
JFK
- YYZ
1 stop4h 03m
Delta
Thu 9/246:10 am
YYZ
- JFK
Nonstop1h 55m
Delta
Deal found 7/29![Delta logo]()
$312
This Delta deal was found by Cheapflights users on 7/29. 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.
Sat 9/51:30 pm
JFK
- YUL
1 stop10h 22m
Delta
Thu 9/102:46 pm
YUL
- JFK
1 stop10h 13m
Delta
Deal found 7/29![Delta logo]()
$313
This Delta deal was found by Cheapflights users on 7/31. 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 8/183:30 pm
JFK
- YYZ
Nonstop2h 05m
Delta
Tue 8/256:00 am
YYZ
- JFK
Nonstop1h 53m
Delta
Deal found 7/31![Delta logo]()
$313
This Delta deal was found by Cheapflights users on 7/31. 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 9/157:15 am
JFK
- YUL
1 stop9h 04m
Delta
Tue 9/2212:48 pm
YUL
- JFK
1 stop7h 21m
Delta
Deal found 7/31![Delta logo]()
$316
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 August 3, 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 August 3, 2026.
This Delta deal was found by Cheapflights users on 8/1. 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
JFK
- YYZ
1 stop8h 00m
Delta
Sat 9/196:25 pm
YYZ
- JFK
Nonstop2h 05m
Delta
Deal found 8/1![Delta logo]()
$306
This CheapOair deal was found by Cheapflights users on 8/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:35 pm
JFK
- YTZ
1 stop10h 12m
Multiple Airlines
Sat 9/2611:55 am
YTZ
- JFK
2 stops8h 05m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$606
This Delta deal was found by Cheapflights users on 8/3. 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 8/199:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Tue 8/256:10 am
YYZ
- JFK
1 stop6h 04m
Delta
Deal found 8/3![Delta logo]()
$312
This Delta deal was found by Cheapflights users on 8/3. 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 9/57:10 am
JFK
- YUL
1 stop9h 10m
Delta
Wed 9/912:48 pm
YUL
- JFK
1 stop7h 21m
Delta
Deal found 8/3![Delta logo]()
$321
This oojo deal was found by Cheapflights users on 7/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:30 pm
JFK
- YOW
1 stop12h 05m
WestJet
Thu 9/108:15 pm
YOW
- JFK
1 stop20h 20m
WestJet
Deal found 7/30![WestJet logo]()
$841
This Delta deal was found by Cheapflights users on 8/3. 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
JFK
- YYZ
Nonstop2h 00m
Delta
Sun 10/256:00 am
YYZ
- JFK
Nonstop2h 01m
Delta
Deal found 8/3![Delta logo]()
$356
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/146:35 am
JFK
- YOW
3 stops14h 05m
American Airlines
Sun 8/167:00 am
YOW
- JFK
2 stops13h 01m
American Airlines
Deal found 7/29![American Airlines logo]()
$989
This Delta deal was found by Cheapflights users on 8/3. 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 12/44:30 pm
JFK
- YUL
1 stop6h 56m
Delta
Mon 12/712:50 pm
YUL
- JFK
1 stop9h 09m
Delta
Deal found 8/3![Delta logo]()
$385
This Delta deal was found by Cheapflights users on 8/2. 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 10/71:10 pm
JFK
- YUL
1 stop10h 49m
Delta
Sat 10/107:00 am
YUL
- JFK
1 stop9h 29m
Delta
Deal found 8/2![Delta logo]()
$400
This FlightHub deal was found by Cheapflights users on 8/1. 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.
Thu 10/299:25 am
JFK
- YTZ
2 stops9h 03m
Multiple Airlines
Mon 11/212:15 pm
YTZ
- JFK
2 stops7h 49m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$611
This Delta deal was found by Cheapflights users on 7/30. 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.
Sat 8/228:50 am
JFK
- YUL
2 stops7h 30m
Delta
Wed 8/266:00 am
YUL
- JFK
1 stop6h 14m
Delta
Deal found 7/30![Delta logo]()
$405
This CheapOair deal was found by Cheapflights users on 7/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:40 am
JFK
- YTZ
1 stop12h 37m
Multiple Airlines
Fri 10/23:05 pm
YTZ
- JFK
1 stop5h 16m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$626
This Delta deal was found by Cheapflights users on 7/29. 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 9/39:29 am
JFK
- YYZ
Nonstop1h 56m
Delta
Sun 9/66:00 am
YYZ
- JFK
Nonstop1h 53m
Delta
Deal found 7/29![Delta logo]()
$424
This Flysmarter deal was found by Cheapflights users on 8/3. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1712:59 pm
JFK
- YTZ
1 stop6h 58m
Multiple Airlines
Thu 9/2412:00 pm
YTZ
- JFK
1 stop5h 29m
Multiple Airlines
Deal found 8/3![Multiple Airlines logo]()
$662
This Delta deal was found by Cheapflights users on 7/30. 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 11/54:30 pm
JFK
- YUL
1 stop6h 55m
Delta
Sun 11/86:00 am
YUL
- JFK
1 stop5h 57m
Delta
Deal found 7/30![Delta logo]()
$425
This FlightHub deal was found by Cheapflights users on 8/3. 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 9/11:20 pm
JFK
- YTZ
1 stop5h 57m
Multiple Airlines
Sat 9/59:35 am
YTZ
- JFK
1 stop10h 55m
Multiple Airlines
Deal found 8/3![Multiple Airlines logo]()
$665
This Delta deal was found by Cheapflights users on 7/30. 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.
Sat 8/229:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Tue 8/256:25 pm
YYZ
- JFK
Nonstop2h 04m
Delta
Deal found 7/30![Delta logo]()
$425
This oojo deal was found by Cheapflights users on 7/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:30 pm
JFK
- YXU
1 stop11h 50m
WestJet
Mon 9/146:10 am
YXU
- JFK
1 stop10h 25m
WestJet
Deal found 7/30![WestJet logo]()
$931
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:35 am
JFK
- YOW
3 stops14h 45m
American Airlines
Sun 8/238:40 am
YOW
- JFK
3 stops22h 46m
American Airlines
Deal found 7/30![American Airlines logo]()
$1,002
This Travelocity deal was found by Cheapflights users on 8/2. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:34 am
JFK
- YTZ
1 stop6h 23m
Multiple Airlines
Sun 8/308:50 am
YTZ
- JFK
1 stop9h 25m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$686
This Delta deal was found by Cheapflights users on 7/29. 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.
Sat 8/159:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Tue 8/189:45 am
YYZ
- JFK
1 stop8h 03m
Delta
Deal found 7/29![Delta logo]()
$426
This oojo deal was found by Cheapflights users on 8/1. 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 8/305:30 pm
JFK
- YXU
1 stop11h 50m
WestJet
Sun 9/66:10 am
YXU
- JFK
1 stop10h 25m
WestJet
Deal found 8/1![WestJet logo]()
$967
This FlightHub deal was found by Cheapflights users on 8/2. 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.
Mon 8/241:20 pm
JFK
- YTZ
1 stop8h 57m
Multiple Airlines
Mon 8/313:05 pm
YTZ
- JFK
1 stop6h 24m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$686
This Delta deal was found by Cheapflights users on 7/31. 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.
Sat 9/194:34 pm
JFK
- YUL
1 stop6h 53m
Delta
Tue 9/226:00 am
YUL
- JFK
1 stop6h 00m
Delta
Deal found 7/31![Delta logo]()
$432
This oojo deal was found by Cheapflights users on 8/1. 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.
Sat 8/295:30 pm
JFK
- YXU
1 stop11h 50m
WestJet
Sat 9/56:10 am
YXU
- JFK
1 stop10h 25m
WestJet
Deal found 8/1![WestJet logo]()
$967
This FlightHub deal was found by Cheapflights users on 8/3. 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.
Mon 8/3110:29 pm
JFK
- YTZ
1 stop10h 28m
Multiple Airlines
Thu 9/31:35 pm
YTZ
- JFK
1 stop6h 56m
Multiple Airlines
Deal found 8/3![Multiple Airlines logo]()
$696
This Delta deal was found by Cheapflights users on 7/29. 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.
Sat 9/127:15 am
JFK
- YYZ
1 stop4h 03m
Delta
Sun 9/206:25 pm
YYZ
- JFK
Nonstop2h 05m
Delta
Deal found 7/29![Delta logo]()
$435
This WestJet deal was found by Cheapflights users on 8/3. 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.
Fri 10/95:30 pm
JFK
- YQT
2 stops25h 15m
WestJet
Sun 10/117:50 pm
YQT
- JFK
1 stop20h 45m
WestJet
Deal found 8/3![WestJet logo]()
$1,038
This Delta deal was found by Cheapflights users on 8/2. 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
JFK
- YUL
2 stops9h 10m
Delta
Fri 9/1112:48 pm
YUL
- JFK
1 stop7h 21m
Delta
Deal found 8/2![Delta logo]()
$442
This FlightHub deal was found by Cheapflights users on 8/2. 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.
Sun 8/166:29 am
JFK
- YTZ
1 stop15h 48m
Multiple Airlines
Thu 8/203:05 pm
YTZ
- JFK
1 stop5h 29m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$735
Last-minute flights from John F Kennedy Intl to OntarioDiscover last-minute flight deals from John F Kennedy Intl to Ontario. Data last updated August 3, 2026 and is based on user searches.
Discover last-minute flight deals from John F Kennedy Intl to Ontario. Data last updated August 3, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:30 am
JFK
- YYZ
1 stop10h 15m
American Airlines
Fri 8/215:25 pm
YYZ
- JFK
1 stop14h 01m
American Airlines
Deal found 7/29![American Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 7/31. 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 8/183:30 pm
JFK
- YYZ
Nonstop2h 05m
Delta
Tue 8/256:00 am
YYZ
- JFK
Nonstop1h 53m
Delta
Deal found 7/31![Delta logo]()
$313
This Delta deal was found by Cheapflights users on 7/30. 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 8/209:29 am
JFK
- YYZ
Nonstop1h 56m
Delta
Thu 8/276:25 pm
YYZ
- JFK
Nonstop2h 04m
Delta
Deal found 7/30![Delta logo]()
$305
This Kissandfly.com deal was found by Cheapflights users on 7/29. 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 8/299:05 pm
JFK
- YYZ
Nonstop2h 13m
KLM
Sun 8/306:00 am
YYZ
- JFK
Nonstop1h 53m
KLM
Deal found 7/29![KLM logo]()
$302
This Delta deal was found by Cheapflights users on 7/30. 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.
Sat 8/299:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Sat 9/56:25 pm
YYZ
- JFK
Nonstop2h 04m
Delta
Deal found 7/30![Delta logo]()
$307
This Delta deal was found by Cheapflights users on 7/29. 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.
Sat 9/51:30 pm
JFK
- YUL
1 stop10h 22m
Delta
Thu 9/102:46 pm
YUL
- JFK
1 stop10h 13m
Delta
Deal found 7/29![Delta logo]()
$313
This Delta deal was found by Cheapflights users on 7/29. 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.
Tue 9/153:35 pm
JFK
- YYZ
Nonstop2h 00m
Delta
Wed 9/166:25 pm
YYZ
- JFK
Nonstop2h 05m
Delta
Deal found 7/29![Delta logo]()
$283
This Kissandfly.com deal was found by Cheapflights users on 8/1. 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 9/159:14 pm
JFK
- YYZ
Nonstop1h 58m
KLM
Tue 9/226:10 am
YYZ
- JFK
Nonstop1h 55m
KLM
Deal found 8/1![KLM logo]()
$285
This Delta deal was found by Cheapflights users on 7/31. 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 9/159:14 pm
JFK
- YYZ
Nonstop1h 58m
Delta
Tue 9/226:25 pm
YYZ
- JFK
Nonstop2h 05m
Delta
Deal found 7/31![Delta logo]()
$296
This Delta deal was found by Cheapflights users on 7/29. 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.
Tue 9/157:15 am
JFK
- YYZ
1 stop4h 03m
Delta
Thu 9/246:10 am
YYZ
- JFK
Nonstop1h 55m
Delta
Deal found 7/29![Delta logo]()
$312
This Delta deal was found by Cheapflights users on 7/31. 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 9/157:15 am
JFK
- YUL
1 stop9h 04m
Delta
Tue 9/2212:48 pm
YUL
- JFK
1 stop7h 21m
Delta
Deal found 7/31![Delta logo]()
$316
This Delta deal was found by Cheapflights users on 7/30. 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 9/167:15 am
JFK
- YYZ
1 stop8h 00m
Delta
Sat 9/196:25 pm
YYZ
- JFK
Nonstop2h 05m
Delta
Deal found 7/30![Delta logo]()
$306
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 August 3, 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 August 3, 2026.
This Delta deal was found by Cheapflights users on 7/31. 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.
Sat 8/299:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Deal found 7/31![Delta logo]()
$122
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:29 am
JFK
- YYZ
1 stop5h 09m
American Airlines
Deal found 7/29![American Airlines logo]()
$126
This Delta deal was found by Cheapflights users on 7/30. 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 10/79:29 pm
JFK
- YYZ
Nonstop2h 00m
Delta
Deal found 7/30![Delta logo]()
$127
This Delta deal was found by Cheapflights users on 7/29. 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.
Mon 11/302:00 pm
JFK
- YUL
1 stop9h 58m
Delta
Deal found 7/29![Delta logo]()
$128
This Kissandfly.com deal was found by Cheapflights users on 7/30. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/299:05 pm
JFK
- YYZ
Nonstop2h 13m
KLM
Deal found 7/30![KLM logo]()
$128
This Delta deal was found by Cheapflights users on 8/3. 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 11/44:30 pm
JFK
- YUL
1 stop6h 55m
Delta
Deal found 8/3![Delta logo]()
$129
This Kissandfly.com deal was found by Cheapflights users on 8/3. 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 8/226:30 am
JFK
- YYZ
1 stop6h 56m
British Airways
Deal found 8/3![British Airways logo]()
$129
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:30 am
JFK
- YYZ
1 stop5h 29m
American Airlines
Deal found 7/29![American Airlines logo]()
$131
This Delta deal was found by Cheapflights users on 8/3. 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 9/291:00 pm
JFK
- YYZ
1 stop4h 20m
Delta
Deal found 8/3![Delta logo]()
$132
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:30 am
JFK
- YYZ
1 stop5h 29m
American Airlines
Deal found 7/30![American Airlines logo]()
$133
This Delta deal was found by Cheapflights users on 8/3. 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 9/27:10 am
JFK
- YUL
1 stop9h 10m
Delta
Deal found 8/3![Delta logo]()
$134
This American Airlines deal was found by Cheapflights users on 7/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:29 am
JFK
- YYZ
1 stop5h 04m
American Airlines
Deal found 7/31![American Airlines logo]()
$134
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 August 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $285 (Kissandfly.com) |
One-way from | $122 (Delta) |
Popular in | December |
Cheapest in | April |
Average price | $327 |
Good round-trip deal | $299 or less |
Good one-way deal | $222 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 2,558,603 searches. Data last updated August 3, 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
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Wed 9/16
7:15 am-3:15 pm
1 stop8h 00m
Toronto Pearson Intl
Sat 9/19
6:25 pm-8:30 pm
Nonstop2h 05m
$306
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Wed 8/19
9:05 pm-11:18 pm
Nonstop2h 13m
Toronto Pearson Intl
Tue 8/25
6:10 am-12:14 pm
1 stop6h 04m
$312
New YorkMontreal
JFK - YUL
JFKYUL
New York John F Kennedy Intl
Sat 9/5
7:10 am-4:20 pm
1 stop9h 10m
Montreal Pierre Elliott Trudeau Intl
Wed 9/9
12:48 pm-8:09 pm
1 stop7h 21m
$321
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Wed 10/21
9:29 pm-11:29 pm
Nonstop2h 00m
Toronto Pearson Intl
Sun 10/25
6:00 am-8:01 am
Nonstop2h 01m
$356
New YorkMontreal
JFK - YUL
JFKYUL
New York John F Kennedy Intl
Fri 12/4
4:30 pm-11:26 pm
1 stop6h 56m
Montreal Pierre Elliott Trudeau Intl
Mon 12/7
12:50 pm-9:59 pm
1 stop9h 09m
$385
New YorkMontreal
JFK - YUL
JFKYUL
New York John F Kennedy Intl
Wed 10/7
1:10 pm-11:59 pm
1 stop10h 49m
Montreal Pierre Elliott Trudeau Intl
Sat 10/10
7:00 am-4:29 pm
1 stop9h 29m
$400
New YorkMontreal
JFK - YUL
JFKYUL
New York John F Kennedy Intl
Sat 8/22
8:50 am-4:20 pm
2 stops7h 30m
Montreal Pierre Elliott Trudeau Intl
Wed 8/26
6:00 am-12:14 pm
1 stop6h 14m
$405
Quickest round-trip
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Thu 9/3
9:29 am-11:25 am
Nonstop1h 56m
Toronto Pearson Intl
Sun 9/6
6:00 am-7:53 am
Nonstop1h 53m
$424
New YorkMontreal
JFK - YUL
JFKYUL
New York John F Kennedy Intl
Thu 11/5
4:30 pm-11:25 pm
1 stop6h 55m
Montreal Pierre Elliott Trudeau Intl
Sun 11/8
6:00 am-11:57 am
1 stop5h 57m
$425
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Sat 8/22
9:05 pm-11:18 pm
Nonstop2h 13m
Toronto Pearson Intl
Tue 8/25
6:25 pm-8:29 pm
Nonstop2h 04m
$425
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-YTZ
JFK-YHM
JFK-YOW
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-YTZ
JFK-YHM
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 December is currently the most expensive (average of $382). 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 August 3, 2026.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 41% 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 August 3, 2026.
The most flights from JFK to CAON are scheduled on a Sunday (24 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (16 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 $254 and $430 in September.The cheapest round-trip price found within the last 5 days was $285 on KLM (Sep 15-Sep 22).
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 1, 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. Tuesday afternoons 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 August 3, 2026.
See what other customers who have flown with Porter Airlines,Delta, andAmerican 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.
Boarding
8.2
Comfort
8.0
Overall
8.0
Crew
8.6
Entertainment
6.9
Food
7.5
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Boarding
8.2
Comfort
8.0
Overall
8.0
Crew
8.6
Entertainment
6.9
Food
7.5
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Boarding
8.2
Comfort
8.0
Overall
8.0
Crew
8.6
Entertainment
6.9
Food
7.5
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Boarding
8.2
Comfort
8.0
Overall
8.0
Crew
8.6
Entertainment
6.9
Food
7.5
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Boarding
8.2
Comfort
8.0
Overall
8.0
Crew
8.6
Entertainment
6.9
Food
7.5
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Boarding
8.2
Comfort
8.0
Overall
8.0
Crew
8.6
Entertainment
6.9
Food
7.5
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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Complete your trip
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Find flights from John F Kennedy Intl to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
John F Kennedy Intl and Ontario flights
Browse other John F Kennedy Intl and Ontario flight options. Last updated on August 3, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from John F Kennedy Intl to Ontario
Discover the top 7 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 2,558,603 searches. Data last updated August 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$86 | Average$194 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$107 | Average$483 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$120 | Average$319 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$167 | Average$361 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$185 | Average$395 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$194 | Average$356 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$213 | Average$545 | FlexibilityNo cancel fee | On-time69% |