$123+ 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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
JFK — YYZ
Jul 4 — Jul 111
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 June 4, 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 June 4, 2026.
This Booking.com deal was found by Cheapflights users on 6/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1110:05 am
JFK
- YUL
Nonstop1h 30m
Air Canada
Sun 12/137:10 pm
YUL
- JFK
Nonstop1h 48m
Air Canada
Deal found 6/2![Air Canada logo]()
$283
This Gotogate deal was found by Cheapflights users on 6/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/289:45 am
JFK
- YYZ
Nonstop1h 45m
Air Canada
Tue 12/298:55 pm
YYZ
- JFK
Nonstop1h 44m
Air Canada
Deal found 6/3![Air Canada logo]()
$294
This Booking.com deal was found by Cheapflights users on 6/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:55 pm
JFK
- YYZ
Nonstop1h 45m
Air Canada
Sat 10/318:55 pm
YYZ
- JFK
Nonstop1h 44m
Air Canada
Deal found 6/1![Air Canada logo]()
$297
This Air Canada deal was found by Cheapflights users on 6/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:55 pm
JFK
- YYZ
Nonstop1h 45m
Air Canada
Tue 11/38:55 pm
YYZ
- JFK
Nonstop1h 44m
Air Canada
Deal found 6/2![Air Canada logo]()
$299
This Air Canada deal was found by Cheapflights users on 5/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2410:05 am
JFK
- YYZ
2 stops7h 26m
Air Canada
Thu 1/78:55 pm
YYZ
- JFK
Nonstop1h 44m
Air Canada
Deal found 5/30![Air Canada logo]()
$300
This Booking.com deal was found by Cheapflights users on 6/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:05 am
JFK
- YTZ
1 stop5h 50m
Air Canada
Sat 10/3112:20 pm
YTZ
- JFK
2 stops8h 38m
Air Canada
Deal found 6/1![Air Canada logo]()
$301
This Air Canada deal was found by Cheapflights users on 5/31. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/110:05 am
JFK
- YUL
Nonstop1h 30m
Air Canada
Thu 11/127:10 pm
YUL
- JFK
Nonstop1h 48m
Air Canada
Deal found 5/31![Air Canada logo]()
$306
This flugladen.de deal was found by Cheapflights users on 6/3. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/284:55 pm
JFK
- YYZ
Nonstop1h 45m
Air Canada
Wed 12/308:55 pm
YYZ
- JFK
Nonstop1h 44m
Air Canada
Deal found 6/3![Air Canada logo]()
$308
This Delta deal was found by Cheapflights users on 6/1. 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.
Sun 6/219:25 am
JFK
- YYZ
Nonstop2h 00m
Delta
Tue 6/2312:15 pm
YYZ
- JFK
Nonstop1h 44m
Delta
Deal found 6/1![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 6/2. 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 7/89:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Fri 7/106:04 am
YYZ
- JFK
Nonstop1h 56m
Delta
Deal found 6/2![Delta logo]()
$310
This Delta deal was found by Cheapflights users on 6/1. 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.
Tue 6/99:05 pm
JFK
- YYZ
Nonstop2h 10m
Delta
Tue 6/166:03 am
YYZ
- JFK
Nonstop1h 57m
Delta
Deal found 6/1![Delta logo]()
$314
This Delta deal was found by Cheapflights users on 6/2. 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 8/59:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Wed 8/126:10 am
YYZ
- JFK
1 stop6h 04m
Delta
Deal found 6/2![Delta logo]()
$315
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 June 4, 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 June 4, 2026.
This Delta deal was found by Cheapflights users on 5/31. 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 6/177:17 am
JFK
- YYZ
1 stop8h 02m
Delta
Tue 6/236:03 am
YYZ
- JFK
Nonstop1h 57m
Delta
Deal found 5/31![Delta logo]()
$347
This Justfly.com deal was found by Cheapflights users on 6/1. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/710:00 am
JFK
- YTZ
1 stop9h 19m
Multiple Airlines
Sat 7/118:50 am
YTZ
- JFK
1 stop5h 26m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$557
This Delta deal was found by Cheapflights users on 6/1. 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.
Thu 8/277:10 am
JFK
- YYZ
1 stop4h 09m
Delta
Tue 9/16:00 am
YYZ
- JFK
Nonstop1h 53m
Delta
Deal found 6/1![Delta logo]()
$351
This Delta deal was found by Cheapflights users on 5/31. 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 7/87:15 am
JFK
- YYZ
1 stop8h 05m
Delta
Mon 7/136:04 am
YYZ
- JFK
Nonstop1h 56m
Delta
Deal found 5/31![Delta logo]()
$382
This Air Canada deal was found by Cheapflights users on 6/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/259:45 am
JFK
- YXU
1 stop5h 21m
Air Canada
Sat 10/319:45 am
YXU
- JFK
2 stops11h 13m
Air Canada
Deal found 6/3![Air Canada logo]()
$853
This oojo deal was found by Cheapflights users on 6/1. 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 9/55:30 pm
JFK
- YXU
1 stop11h 50m
WestJet
Thu 9/106:10 am
YXU
- JFK
1 stop10h 25m
WestJet
Deal found 6/1![WestJet logo]()
$855
This Delta deal was found by Cheapflights users on 6/2. 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.
Sun 8/29:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Fri 8/76:00 am
YYZ
- JFK
Nonstop1h 53m
Delta
Deal found 6/2![Delta logo]()
$383
This Delta deal was found by Cheapflights users on 6/3. 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.
Thu 8/277:10 am
JFK
- YYZ
1 stop4h 09m
Delta
Wed 9/26:00 am
YYZ
- JFK
Nonstop1h 53m
Delta
Deal found 6/3![Delta logo]()
$391
This Justfly.com deal was found by Cheapflights users on 5/31. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/195:00 pm
JFK
- YTZ
1 stop5h 12m
Multiple Airlines
Tue 6/303:05 pm
YTZ
- JFK
1 stop5h 31m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$572
This Delta deal was found by Cheapflights users on 6/2. 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 7/157:15 am
JFK
- YYZ
1 stop6h 19m
Delta
Thu 8/66:00 am
YYZ
- JFK
Nonstop1h 53m
Delta
Deal found 6/2![Delta logo]()
$393
This CheapOair deal was found by Cheapflights users on 5/30. 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.
Thu 6/256:29 am
JFK
- YTZ
1 stop12h 48m
Multiple Airlines
Sat 6/2711:55 am
YTZ
- JFK
2 stops10h 01m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$575
This Delta deal was found by Cheapflights users on 5/31. 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 8/49:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Thu 8/206:25 pm
YYZ
- JFK
Nonstop2h 04m
Delta
Deal found 5/31![Delta logo]()
$406
This FlightHub deal was found by Cheapflights users on 5/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:00 am
JFK
- YTZ
1 stop9h 17m
Multiple Airlines
Wed 8/123:05 pm
YTZ
- JFK
1 stop6h 46m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$577
This Delta deal was found by Cheapflights users on 6/3. 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.
Thu 6/117:17 am
JFK
- YYZ
1 stop8h 02m
Delta
Tue 6/1612:15 pm
YYZ
- JFK
Nonstop1h 44m
Delta
Deal found 6/3![Delta logo]()
$414
This CheapOair deal was found by Cheapflights users on 6/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:29 pm
JFK
- YTZ
1 stop10h 30m
Multiple Airlines
Mon 8/33:05 pm
YTZ
- JFK
1 stop6h 25m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$597
This Delta deal was found by Cheapflights users on 5/30. 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 8/293:28 pm
JFK
- YYZ
Nonstop2h 07m
Delta
Mon 8/3112:09 pm
YYZ
- JFK
1 stop8h 00m
Delta
Deal found 5/30![Delta logo]()
$421
This FlightHub deal was found by Cheapflights users on 6/4. 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.
Sat 7/410:36 pm
JFK
- YTZ
1 stop10h 23m
Multiple Airlines
Sat 7/118:50 am
YTZ
- JFK
1 stop5h 26m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$597
This Delta deal was found by Cheapflights users on 6/3. 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.
Thu 8/69:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Wed 8/126:00 am
YYZ
- JFK
Nonstop1h 53m
Delta
Deal found 6/3![Delta logo]()
$427
This FlightHub deal was found by Cheapflights users on 6/4. 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.
Sat 6/2710:36 pm
JFK
- YTZ
1 stop10h 21m
Multiple Airlines
Mon 6/298:50 am
YTZ
- JFK
1 stop5h 23m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$600
This Delta deal was found by Cheapflights users on 5/30. 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 6/138:40 am
JFK
- YUL
2 stops14h 48m
Delta
Tue 6/1612:48 pm
YUL
- JFK
1 stop10h 16m
Delta
Deal found 5/30![Delta logo]()
$431
This WestJet deal was found by Cheapflights users on 5/30. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:30 pm
JFK
- YXU
1 stop11h 50m
WestJet
Sun 9/276:10 am
YXU
- JFK
1 stop10h 25m
WestJet
Deal found 5/30![WestJet logo]()
$1,059
This FlightHub deal was found by Cheapflights users on 6/2. 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.
Fri 7/2410:00 am
JFK
- YTZ
1 stop9h 19m
Multiple Airlines
Mon 7/278:50 am
YTZ
- JFK
1 stop5h 10m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$600
This Delta deal was found by Cheapflights users on 5/30. 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.
Mon 6/151:10 pm
JFK
- YUL
1 stop10h 45m
Delta
Wed 6/176:00 am
YUL
- JFK
2 stops14h 25m
Delta
Deal found 5/30![Delta logo]()
$431
This FlightHub deal was found by Cheapflights users on 6/3. 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.
Sat 7/47:30 am
JFK
- YTZ
1 stop5h 29m
Multiple Airlines
Mon 7/61:00 pm
YTZ
- JFK
1 stop8h 30m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$605
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/135:30 pm
JFK
- YXU
1 stop11h 50m
WestJet
Wed 7/225:55 pm
YXU
- JFK
1 stop22h 40m
WestJet
Deal found 6/3![WestJet logo]()
$1,089
This Delta deal was found by Cheapflights users on 5/30. 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.
Tue 6/168:51 am
JFK
- YUL
2 stops14h 37m
Delta
Fri 6/196:00 am
YUL
- JFK
2 stops14h 25m
Delta
Deal found 5/30![Delta logo]()
$436
This FlightHub deal was found by Cheapflights users on 6/2. 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.
Thu 7/210:36 pm
JFK
- YTZ
1 stop10h 23m
Multiple Airlines
Mon 7/68:50 am
YTZ
- JFK
1 stop5h 10m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$606
This Justfly.com deal was found by Cheapflights users on 6/1. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:00 am
JFK
- YQT
2 stops32h 00m
WestJet
Tue 9/17:50 pm
YQT
- JFK
2 stops26h 07m
WestJet
Deal found 6/1![WestJet logo]()
$1,128
This Delta deal was found by Cheapflights users on 5/30. 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.
Tue 6/169:25 am
JFK
- YYZ
Nonstop2h 00m
Delta
Sat 6/206:03 am
YYZ
- JFK
Nonstop1h 57m
Delta
Deal found 5/30![Delta logo]()
$449
This FlightHub deal was found by Cheapflights users on 6/3. 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 6/2310:36 pm
JFK
- YTZ
1 stop10h 21m
Multiple Airlines
Wed 6/243:05 pm
YTZ
- JFK
1 stop6h 35m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$608
Last-minute flights from John F Kennedy Intl to OntarioDiscover last-minute flight deals from John F Kennedy Intl to Ontario. Data last updated June 4, 2026 and is based on user searches.
Discover last-minute flight deals from John F Kennedy Intl to Ontario. Data last updated June 4, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/1. 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.
Tue 6/99:05 pm
JFK
- YYZ
Nonstop2h 10m
Delta
Wed 6/176:03 am
YYZ
- JFK
Nonstop1h 57m
Delta
Deal found 6/1![Delta logo]()
$314
This Delta deal was found by Cheapflights users on 6/1. 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 6/107:17 am
JFK
- YYZ
1 stop8h 02m
Delta
Thu 6/186:03 am
YYZ
- JFK
Nonstop1h 57m
Delta
Deal found 6/1![Delta logo]()
$324
This Delta deal was found by Cheapflights users on 6/1. 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.
Tue 6/166:29 am
JFK
- YYZ
1 stop8h 50m
Delta
Tue 6/236:03 am
YYZ
- JFK
Nonstop1h 57m
Delta
Deal found 6/1![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 6/2. 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.
Tue 6/166:29 am
JFK
- YYZ
1 stop8h 50m
Delta
Fri 6/196:29 pm
YYZ
- JFK
Nonstop2h 07m
Delta
Deal found 6/2![Delta logo]()
$331
This Delta deal was found by Cheapflights users on 6/1. 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.
Sun 6/219:25 am
JFK
- YYZ
Nonstop2h 00m
Delta
Tue 6/2312:15 pm
YYZ
- JFK
Nonstop1h 44m
Delta
Deal found 6/1![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 6/2. 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.
Sun 6/219:25 am
JFK
- YYZ
Nonstop2h 00m
Delta
Sat 6/276:03 am
YYZ
- JFK
Nonstop1h 57m
Delta
Deal found 6/2![Delta logo]()
$321
This Delta deal was found by Cheapflights users on 5/30. 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.
Tue 6/303:40 pm
JFK
- YUL
1 stop8h 15m
Delta
Sat 7/412:53 pm
YUL
- JFK
1 stop10h 11m
Delta
Deal found 5/30![Delta logo]()
$355
This Delta deal was found by Cheapflights users on 6/2. 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.
Tue 7/77:15 am
JFK
- YYZ
1 stop8h 05m
Delta
Thu 7/96:29 pm
YYZ
- JFK
Nonstop2h 05m
Delta
Deal found 6/2![Delta logo]()
$328
This Delta deal was found by Cheapflights users on 6/2. 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 7/89:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Fri 7/106:04 am
YYZ
- JFK
Nonstop1h 56m
Delta
Deal found 6/2![Delta logo]()
$310
This Delta deal was found by Cheapflights users on 5/31. 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 7/107:15 am
JFK
- YYZ
1 stop8h 05m
Delta
Thu 7/166:29 pm
YYZ
- JFK
Nonstop2h 05m
Delta
Deal found 5/31![Delta logo]()
$320
This Delta deal was found by Cheapflights users on 6/1. 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 7/157:15 am
JFK
- YYZ
1 stop8h 05m
Delta
Wed 7/222:24 pm
YYZ
- JFK
1 stop7h 47m
Delta
Deal found 6/1![Delta logo]()
$335
This Delta deal was found by Cheapflights users on 5/31. 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 7/179:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Mon 8/1712:09 pm
YYZ
- JFK
1 stop8h 00m
Delta
Deal found 5/31![Delta logo]()
$325
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 June 4, 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 June 4, 2026.
This Delta deal was found by Cheapflights users on 6/2. 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 8/59:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Deal found 6/2![Delta logo]()
$123
This Delta deal was found by Cheapflights users on 6/2. 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.
Tue 8/259:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Deal found 6/2![Delta logo]()
$129
This Delta deal was found by Cheapflights users on 6/2. 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.
Tue 6/166:29 am
JFK
- YYZ
1 stop8h 50m
Delta
Deal found 6/2![Delta logo]()
$133
This SmartFares deal was found by Cheapflights users on 6/1. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/29:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Deal found 6/1![Delta logo]()
$140
This Delta deal was found by Cheapflights users on 6/2. 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.
Sun 6/219:25 am
JFK
- YYZ
Nonstop2h 00m
Delta
Deal found 6/2![Delta logo]()
$145
This Delta deal was found by Cheapflights users on 5/31. 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 9/24:30 pm
JFK
- YUL
1 stop7h 00m
Delta
Deal found 5/31![Delta logo]()
$148
This Delta deal was found by Cheapflights users on 6/2. 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 7/89:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Deal found 6/2![Delta logo]()
$152
This Delta deal was found by Cheapflights users on 6/1. 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 7/82:15 pm
JFK
- YUL
2 stops9h 10m
Delta
Deal found 6/1![Delta logo]()
$154
This Kissandfly.com deal was found by Cheapflights users on 6/4. 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 8/148:59 am
JFK
- YYZ
1 stop4h 27m
British Airways
Deal found 6/4![British Airways logo]()
$155
This Kissandfly.com deal was found by Cheapflights users on 6/4. 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 8/119:05 pm
JFK
- YYZ
Nonstop2h 13m
KLM
Deal found 6/4![KLM logo]()
$157
This Delta deal was found by Cheapflights users on 5/31. 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 7/76:00 am
JFK
- YUL
2 stops17h 25m
Delta
Deal found 5/31![Delta logo]()
$159
This Delta deal was found by Cheapflights users on 6/2. 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.
Fri 7/33:30 pm
JFK
- YYZ
Nonstop2h 09m
Delta
Deal found 6/2![Delta logo]()
$159
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 June 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $297 (Booking.com) |
One-way from | $123 (Delta) |
Popular in | December |
Cheapest in | April |
Average price | $268 |
Good round-trip deal | $309 or less |
Good one-way deal | $202 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 June 4, 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 6/17
7:17 am-3:19 pm
1 stop8h 02m
Toronto Pearson Intl
Tue 6/23
6:03 am-8:00 am
Nonstop1h 57m
$347
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Thu 8/27
7:10 am-11:19 am
1 stop4h 09m
Toronto Pearson Intl
Tue 9/1
6:00 am-7:53 am
Nonstop1h 53m
$351
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Wed 7/8
7:15 am-3:20 pm
1 stop8h 05m
Toronto Pearson Intl
Mon 7/13
6:04 am-8:00 am
Nonstop1h 56m
$382
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Sun 8/2
9:05 pm-11:18 pm
Nonstop2h 13m
Toronto Pearson Intl
Fri 8/7
6:00 am-7:53 am
Nonstop1h 53m
$383
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Thu 8/27
7:10 am-11:19 am
1 stop4h 09m
Toronto Pearson Intl
Wed 9/2
6:00 am-7:53 am
Nonstop1h 53m
$391
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Wed 7/15
7:15 am-1:34 pm
1 stop6h 19m
Toronto Pearson Intl
Thu 8/6
6:00 am-7:53 am
Nonstop1h 53m
$393
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Tue 8/4
9:05 pm-11:18 pm
Nonstop2h 13m
Toronto Pearson Intl
Thu 8/20
6:25 pm-8:29 pm
Nonstop2h 04m
$406
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Thu 6/11
7:17 am-3:19 pm
1 stop8h 02m
Toronto Pearson Intl
Tue 6/16
12:15 pm-1:59 pm
Nonstop1h 44m
$414
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Sat 8/29
3:28 pm-5:35 pm
Nonstop2h 07m
Toronto Pearson Intl
Mon 8/31
12:09 pm-8:09 pm
1 stop8h 00m
$421
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Thu 8/6
9:05 pm-11:18 pm
Nonstop2h 13m
Toronto Pearson Intl
Wed 8/12
6:00 am-7:53 am
Nonstop1h 53m
$427
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-YXU
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, September 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 $56). Flying from New York John F Kennedy Intl Airport to Region of Ontario in August is currently the most expensive (average of $681). 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 June 4, 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.
How much does it cost to fly round-trip from New York John F Kennedy Intl Airport to Region of Ontario?
How far ahead should I book a flight from New York John F Kennedy Intl Airport to Region of Ontario?
Booking 60 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 May 30, 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 June 4, 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
Crew
8.6
Comfort
8.0
Food
7.6
Entertainment
6.9
Overall
8.0
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
Boarding
8.2
Crew
8.6
Comfort
8.0
Food
7.6
Entertainment
6.9
Overall
8.0
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
Boarding
8.2
Crew
8.6
Comfort
8.0
Food
7.6
Entertainment
6.9
Overall
8.0
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
Boarding
8.2
Crew
8.6
Comfort
8.0
Food
7.6
Entertainment
6.9
Overall
8.0
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
Boarding
8.2
Crew
8.6
Comfort
8.0
Food
7.6
Entertainment
6.9
Overall
8.0
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
Boarding
8.2
Crew
8.6
Comfort
8.0
Food
7.6
Entertainment
6.9
Overall
8.0
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
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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John F Kennedy Intl and Ontario flights
Browse other John F Kennedy Intl and Ontario flight options. Last updated on June 4, 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 June 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$89 | Average$178 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$108 | Average$484 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$114 | Average$299 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$150 | Average$361 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$185 | Average$395 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$227 | Average$356 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$240 | Average$545 | FlexibilityNo cancel fee | On-time69% |