$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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
JFK — YYZ
Aug 4 — Aug 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 July 5, 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 July 5, 2026.
This Expedia deal was found by Cheapflights users on 6/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/169:29 pm
JFK
- YYZ
Nonstop2h 00m
Delta
Wed 11/46:00 am
YYZ
- JFK
Nonstop2h 06m
Delta
Deal found 6/30![Delta logo]()
$294
This Delta deal was found by Cheapflights users on 7/3. 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 8/229:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Thu 8/276:00 am
YYZ
- JFK
Nonstop1h 53m
Delta
Deal found 7/3![Delta logo]()
$298
This Expedia deal was found by Cheapflights users on 7/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:00 am
JFK
- YUL
1 stop7h 40m
Delta
Wed 10/2812:44 pm
YUL
- JFK
1 stop7h 23m
Delta
Deal found 7/1![Delta logo]()
$308
This Delta deal was found by Cheapflights users on 7/3. 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 9/87:15 am
JFK
- YYZ
1 stop4h 03m
Delta
Thu 9/176:10 am
YYZ
- JFK
Nonstop1h 55m
Delta
Deal found 7/3![Delta logo]()
$308
This Delta deal was found by Cheapflights users on 7/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/199:14 pm
JFK
- YYZ
Nonstop1h 58m
Delta
Wed 9/236:10 am
YYZ
- JFK
Nonstop1h 55m
Delta
Deal found 7/4![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 7/1. 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 9/279:36 am
JFK
- YYZ
Nonstop1h 49m
Delta
Fri 10/162:26 pm
YYZ
- JFK
1 stop7h 33m
Delta
Deal found 7/1![Delta logo]()
$314
This Delta deal was found by Cheapflights users on 7/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:15 am
JFK
- YYZ
1 stop8h 00m
Delta
Tue 9/226:10 am
YYZ
- JFK
Nonstop1h 55m
Delta
Deal found 7/4![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 7/3. 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 9/127:15 am
JFK
- YYZ
1 stop4h 03m
Delta
Fri 9/182:24 pm
YYZ
- JFK
1 stop5h 45m
Delta
Deal found 7/3![Delta logo]()
$323
This Delta deal was found by Cheapflights users on 7/3. 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 10/169:29 pm
JFK
- YYZ
Nonstop2h 00m
Delta
Sun 10/186:00 am
YYZ
- JFK
Nonstop2h 01m
Delta
Deal found 7/3![Delta logo]()
$325
This Delta deal was found by Cheapflights users on 7/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/199:14 pm
JFK
- YYZ
Nonstop1h 58m
Delta
Sun 9/276:10 am
YYZ
- JFK
Nonstop1h 55m
Delta
Deal found 7/4![Delta logo]()
$330
This Delta deal was found by Cheapflights users on 7/2. 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 9/297:15 am
JFK
- YUL
1 stop9h 04m
Delta
Thu 10/16:47 pm
YUL
- JFK
1 stop6h 12m
Delta
Deal found 7/2![Delta logo]()
$332
This Delta deal was found by Cheapflights users on 7/3. 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 9/154:34 pm
JFK
- YUL
1 stop6h 53m
Delta
Sat 9/196:00 am
YUL
- JFK
1 stop5h 59m
Delta
Deal found 7/3![Delta logo]()
$333
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 July 5, 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 July 5, 2026.
This Delta deal was found by Cheapflights users on 7/2. 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 9/1612:59 pm
JFK
- YYZ
1 stop4h 21m
Delta
Thu 9/176:25 pm
YYZ
- JFK
Nonstop2h 05m
Delta
Deal found 7/2![Delta logo]()
$308
This CheapOair deal was found by Cheapflights users on 7/2. 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.
Sat 7/257:30 am
JFK
- YTZ
1 stop5h 29m
Multiple Airlines
Mon 7/278:50 am
YTZ
- JFK
1 stop25h 09m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$542
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:30 pm
JFK
- YXU
1 stop11h 50m
WestJet
Mon 8/315:55 pm
YXU
- JFK
1 stop22h 40m
WestJet
Deal found 6/30![WestJet logo]()
$711
This Delta deal was found by Cheapflights users on 7/3. 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 8/158:40 am
JFK
- YUL
2 stops14h 50m
Delta
Wed 8/196:51 pm
YUL
- JFK
1 stop6h 23m
Delta
Deal found 7/3![Delta logo]()
$367
This Delta deal was found by Cheapflights users on 7/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/169:29 am
JFK
- YYZ
Nonstop1h 56m
Delta
Sun 7/196:04 am
YYZ
- JFK
Nonstop1h 56m
Delta
Deal found 7/4![Delta logo]()
$372
This Delta deal was found by Cheapflights users on 7/1. 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 7/193:30 pm
JFK
- YYZ
Nonstop2h 09m
Delta
Thu 7/236:04 am
YYZ
- JFK
Nonstop1h 56m
Delta
Deal found 7/1![Delta logo]()
$378
This American Airlines deal was found by Cheapflights users on 6/29. 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 7/276:30 am
JFK
- YOW
2 stops13h 30m
American Airlines
Mon 8/37:00 am
YOW
- JFK
2 stops14h 30m
American Airlines
Deal found 6/29![American Airlines logo]()
$924
This Delta deal was found by Cheapflights users on 6/30. 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 7/173:30 pm
JFK
- YYZ
Nonstop2h 09m
Delta
Tue 7/286:04 am
YYZ
- JFK
Nonstop1h 56m
Delta
Deal found 6/30![Delta logo]()
$379
This CheapOair deal was found by Cheapflights users on 6/30. 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 7/286:29 am
JFK
- YTZ
1 stop6h 30m
Multiple Airlines
Thu 7/303:05 pm
YTZ
- JFK
1 stop5h 55m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$547
This Delta deal was found by Cheapflights users on 7/3. 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 8/141:10 pm
JFK
- YUL
1 stop10h 42m
Delta
Mon 8/176:51 pm
YUL
- JFK
1 stop6h 23m
Delta
Deal found 7/3![Delta logo]()
$393
This FlightHub deal was found by Cheapflights users on 6/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:00 pm
JFK
- YTZ
1 stop6h 17m
Multiple Airlines
Sat 9/193:05 pm
YTZ
- JFK
1 stop5h 15m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$548
This Delta deal was found by Cheapflights users on 7/2. 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 7/249:29 am
JFK
- YYZ
Nonstop1h 56m
Delta
Sun 7/266:04 am
YYZ
- JFK
Nonstop1h 56m
Delta
Deal found 7/2![Delta logo]()
$394
This Justfly.com deal was found by Cheapflights users on 6/29. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/271:20 pm
JFK
- YTZ
1 stop5h 59m
Multiple Airlines
Wed 7/298:50 am
YTZ
- JFK
1 stop5h 10m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$551
This Delta deal was found by Cheapflights users on 7/3. 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 7/93:30 pm
JFK
- YYZ
Nonstop2h 09m
Delta
Thu 7/236:04 am
YYZ
- JFK
Nonstop1h 56m
Delta
Deal found 7/3![Delta logo]()
$400
This CheapOair deal was found by Cheapflights users on 7/3. 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.
Fri 9/1110:30 pm
JFK
- YTZ
1 stop10h 27m
Multiple Airlines
Sun 9/133:05 pm
YTZ
- JFK
1 stop21h 29m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$563
This Delta deal was found by Cheapflights users on 6/30. 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 8/249:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Wed 8/269:45 am
YYZ
- JFK
1 stop8h 03m
Delta
Deal found 6/30![Delta logo]()
$408
This CheapOair deal was found by Cheapflights users on 7/2. 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.
Fri 8/146:29 am
JFK
- YTZ
2 stops15h 51m
Multiple Airlines
Sun 8/168:50 am
YTZ
- JFK
1 stop21h 24m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$567
This Delta deal was found by Cheapflights users on 7/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/23:30 pm
JFK
- YYZ
Nonstop2h 09m
Delta
Sat 8/86:00 am
YYZ
- JFK
Nonstop1h 53m
Delta
Deal found 7/4![Delta logo]()
$415
This Justfly.com deal was found by Cheapflights users on 7/3. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:25 pm
JFK
- YTZ
1 stop4h 54m
Multiple Airlines
Mon 7/278:50 am
YTZ
- JFK
1 stop12h 10m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$576
This oojo deal was found by Cheapflights users on 6/30. 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.
Sat 9/55:30 pm
JFK
- YXU
1 stop11h 50m
WestJet
Thu 9/105:55 pm
YXU
- JFK
1 stop22h 40m
WestJet
Deal found 6/30![WestJet logo]()
$945
This FlightHub deal was found by Cheapflights users on 7/3. 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.
Wed 7/225:25 pm
JFK
- YTZ
1 stop4h 54m
Multiple Airlines
Thu 7/301:15 pm
YTZ
- JFK
1 stop6h 15m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$577
This Delta deal was found by Cheapflights users on 7/2. 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 7/313:30 pm
JFK
- YYZ
Nonstop2h 09m
Delta
Tue 8/46:00 am
YYZ
- JFK
Nonstop1h 53m
Delta
Deal found 7/2![Delta logo]()
$437
This oojo deal was found by Cheapflights users on 6/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:30 pm
JFK
- YXU
1 stop11h 50m
WestJet
Sun 8/305:55 pm
YXU
- JFK
1 stop22h 40m
WestJet
Deal found 6/29![WestJet logo]()
$956
This CheapOair deal was found by Cheapflights users on 7/3. 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.
Thu 7/236:00 am
JFK
- YTZ
2 stops16h 18m
Multiple Airlines
Sun 7/266:10 pm
YTZ
- JFK
1 stop12h 04m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$583
This Delta deal was found by Cheapflights users on 7/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/79:29 am
JFK
- YYZ
Nonstop1h 56m
Delta
Tue 7/146:29 pm
YYZ
- JFK
Nonstop2h 05m
Delta
Deal found 7/4![Delta logo]()
$444
This Justfly.com deal was found by Cheapflights users on 7/1. 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 10/15:30 pm
JFK
- YQT
1 stop25h 30m
WestJet
Mon 10/57:50 pm
YQT
- JFK
1 stop20h 45m
WestJet
Deal found 7/1![WestJet logo]()
$979
This oojo deal was found by Cheapflights users on 7/1. 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.
Fri 8/145:30 pm
JFK
- YXU
1 stop11h 50m
WestJet
Tue 8/186:10 am
YXU
- JFK
1 stop10h 25m
WestJet
Deal found 7/1![WestJet logo]()
$989
This Delta deal was found by Cheapflights users on 7/3. 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 7/223:30 pm
JFK
- YYZ
Nonstop2h 09m
Delta
Fri 7/246:04 am
YYZ
- JFK
Nonstop1h 56m
Delta
Deal found 7/3![Delta logo]()
$474
This Mytrip deal was found by Cheapflights users on 7/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:30 pm
JFK
- YHM
3 stops21h 38m
Multiple Airlines
Thu 9/175:45 pm
YHM
- JFK
2 stops22h 50m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$695
This Delta deal was found by Cheapflights users on 7/2. 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 7/193:41 pm
JFK
- YUL
1 stop8h 11m
Delta
Tue 7/217:00 am
YUL
- JFK
1 stop9h 29m
Delta
Deal found 7/2![Delta logo]()
$486
Last-minute flights from John F Kennedy Intl to OntarioDiscover last-minute flight deals from John F Kennedy Intl to Ontario. Data last updated July 5, 2026 and is based on user searches.
Discover last-minute flight deals from John F Kennedy Intl to Ontario. Data last updated July 5, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/30. 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 7/91:10 pm
JFK
- YUL
1 stop10h 42m
Delta
Wed 7/1512:47 pm
YUL
- JFK
1 stop5h 42m
Delta
Deal found 6/30![Delta logo]()
$515
This Delta deal was found by Cheapflights users on 7/3. 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.
Sun 7/129:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Mon 7/2012:15 pm
YYZ
- JFK
Nonstop1h 49m
Delta
Deal found 7/3![Delta logo]()
$345
This Delta deal was found by Cheapflights users on 7/3. 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.
Mon 7/133:41 pm
JFK
- YUL
1 stop8h 11m
Delta
Wed 7/2212:47 pm
YUL
- JFK
1 stop9h 24m
Delta
Deal found 7/3![Delta logo]()
$470
This Delta deal was found by Cheapflights users on 7/3. 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 7/143:41 pm
JFK
- YUL
1 stop8h 11m
Delta
Tue 7/2112:44 pm
YUL
- JFK
1 stop10h 25m
Delta
Deal found 7/3![Delta logo]()
$514
This Kissandfly.com deal was found by Cheapflights users on 7/2. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/166:00 am
JFK
- YYZ
1 stop12h 58m
Air Canada
Sun 7/196:04 am
YYZ
- JFK
Nonstop1h 56m
Air Canada
Deal found 7/2![Air Canada logo]()
$350
This Delta deal was found by Cheapflights users on 7/3. 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 7/283:30 pm
JFK
- YYZ
Nonstop2h 09m
Delta
Wed 8/59:45 am
YYZ
- JFK
1 stop8h 03m
Delta
Deal found 7/3![Delta logo]()
$314
This Delta deal was found by Cheapflights users on 6/30. 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 8/119:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Fri 8/1412:09 pm
YYZ
- JFK
1 stop8h 00m
Delta
Deal found 6/30![Delta logo]()
$340
This Delta deal was found by Cheapflights users on 7/3. 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 8/229:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Thu 8/276:00 am
YYZ
- JFK
Nonstop1h 53m
Delta
Deal found 7/3![Delta logo]()
$298
This Delta deal was found by Cheapflights users on 7/3. 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.
Sun 8/239:29 am
JFK
- YYZ
Nonstop1h 56m
Delta
Wed 8/266:25 pm
YYZ
- JFK
Nonstop2h 04m
Delta
Deal found 7/3![Delta logo]()
$325
This American Airlines deal was found by Cheapflights users on 6/30. 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.
Mon 8/2410:00 pm
JFK
- YYZ
1 stop13h 59m
American Airlines
Tue 9/15:25 pm
YYZ
- JFK
1 stop14h 01m
American Airlines
Deal found 6/30![American Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 7/3. 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 8/254:30 pm
JFK
- YYZ
1 stop6h 33m
Delta
Thu 8/276:00 am
YYZ
- JFK
Nonstop1h 53m
Delta
Deal found 7/3![Delta logo]()
$308
This Delta deal was found by Cheapflights users on 7/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/299:29 am
JFK
- YYZ
Nonstop1h 56m
Delta
Tue 9/16:00 am
YYZ
- JFK
Nonstop1h 53m
Delta
Deal found 7/4![Delta logo]()
$309
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 July 5, 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 July 5, 2026.
This Delta deal was found by Cheapflights users on 7/3. 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 8/259:05 pm
JFK
- YYZ
Nonstop2h 13m
Delta
Deal found 7/3![Delta logo]()
$123
This Kissandfly.com deal was found by Cheapflights users on 7/1. 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.
Fri 8/289:05 pm
JFK
- YYZ
Nonstop2h 13m
KLM
Deal found 7/1![KLM logo]()
$128
This Delta deal was found by Cheapflights users on 7/4. 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 Delta 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
Delta
Deal found 7/4![Delta logo]()
$129
This Delta deal was found by Cheapflights users on 7/3. 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 9/2912:59 pm
JFK
- YYZ
1 stop4h 21m
Delta
Deal found 7/3![Delta logo]()
$133
This American Airlines deal was found by Cheapflights users on 7/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:30 am
JFK
- YYZ
1 stop5h 29m
American Airlines
Deal found 7/1![American Airlines logo]()
$134
This American Airlines deal was found by Cheapflights users on 7/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:30 am
JFK
- YYZ
1 stop7h 03m
American Airlines
Deal found 7/3![American Airlines logo]()
$135
This Delta deal was found by Cheapflights users on 7/3. 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 9/87:15 am
JFK
- YUL
1 stop9h 04m
Delta
Deal found 7/3![Delta logo]()
$137
This American Airlines deal was found by Cheapflights users on 7/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:30 am
JFK
- YYZ
1 stop6h 56m
American Airlines
Deal found 7/1![American Airlines logo]()
$138
This Billigflug deal was found by Cheapflights users on 7/1. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1612:00 pm
JFK
- YUL
1 stop11h 44m
Air France
Deal found 7/1![Air France logo]()
$139
This American Airlines deal was found by Cheapflights users on 7/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:30 am
JFK
- YYZ
1 stop5h 29m
American Airlines
Deal found 7/2![American Airlines logo]()
$139
This American Airlines deal was found by Cheapflights users on 7/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:30 am
JFK
- YYZ
1 stop5h 29m
American Airlines
Deal found 7/2![American Airlines logo]()
$140
This Delta deal was found by Cheapflights users on 7/2. 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 8/257:10 am
JFK
- YUL
1 stop9h 10m
Delta
Deal found 7/2![Delta logo]()
$141
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 July 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $298 (Delta) |
One-way from | $123 (Delta) |
Popular in | December |
Cheapest in | April |
Average price | $310 |
Good round-trip deal | $335 or less |
Good one-way deal | $165 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 July 5, 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
12:59 pm-5:20 pm
1 stop4h 21m
Toronto Pearson Intl
Thu 9/17
6:25 pm-8:30 pm
Nonstop2h 05m
$308
New YorkMontreal
JFK - YUL
JFKYUL
New York John F Kennedy Intl
Sat 8/15
8:40 am-11:30 pm
2 stops14h 50m
Montreal Pierre Elliott Trudeau Intl
Wed 8/19
6:51 pm-1:14 am
1 stop6h 23m
$367
Quickest round-trip
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Thu 7/16
9:29 am-11:25 am
Nonstop1h 56m
Toronto Pearson Intl
Sun 7/19
6:04 am-8:00 am
Nonstop1h 56m
$372
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Sun 7/19
3:30 pm-5:39 pm
Nonstop2h 09m
Toronto Pearson Intl
Thu 7/23
6:04 am-8:00 am
Nonstop1h 56m
$378
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Fri 7/17
3:30 pm-5:39 pm
Nonstop2h 09m
Toronto Pearson Intl
Tue 7/28
6:04 am-8:00 am
Nonstop1h 56m
$379
New YorkMontreal
JFK - YUL
JFKYUL
New York John F Kennedy Intl
Fri 8/14
1:10 pm-11:52 pm
1 stop10h 42m
Montreal Pierre Elliott Trudeau Intl
Mon 8/17
6:51 pm-1:14 am
1 stop6h 23m
$393
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Fri 7/24
9:29 am-11:25 am
Nonstop1h 56m
Toronto Pearson Intl
Sun 7/26
6:04 am-8:00 am
Nonstop1h 56m
$394
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Thu 7/9
3:30 pm-5:39 pm
Nonstop2h 09m
Toronto Pearson Intl
Thu 7/23
6:04 am-8:00 am
Nonstop1h 56m
$400
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Mon 8/24
9:05 pm-11:18 pm
Nonstop2h 13m
Toronto Pearson Intl
Wed 8/26
9:45 am-5:48 pm
1 stop8h 03m
$408
New YorkToronto
JFK - YYZ
JFKYYZ
New York John F Kennedy Intl
Sun 8/2
3:30 pm-5:39 pm
Nonstop2h 09m
Toronto Pearson Intl
Sat 8/8
6:00 am-7:53 am
Nonstop1h 53m
$415
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-YOW
JFK-YUL
JFK-YTZ
JFK-YHM
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-YOW
JFK-YUL
JFK-YTZ
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 $80). Flying from New York John F Kennedy Intl Airport to Region of Ontario in June is currently the most expensive (average of $96). 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 July 5, 2026.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 43% 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 July 5, 2026.
The most flights from JFK to CAON are scheduled on a Friday (23 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 on average).
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 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 July 4, 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 July 5, 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
7.9
Food
7.5
Overall
7.9
Entertainment
6.9
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Feb 2026
YYJ - YYZ
Boarding
8.2
Comfort
7.9
Food
7.5
Overall
7.9
Entertainment
6.9
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Feb 2026
YYJ - YYZ
Boarding
8.2
Comfort
7.9
Food
7.5
Overall
7.9
Entertainment
6.9
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Feb 2026
YYJ - YYZ
Boarding
8.2
Comfort
7.9
Food
7.5
Overall
7.9
Entertainment
6.9
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Feb 2026
YYJ - YYZ
Boarding
8.2
Comfort
7.9
Food
7.5
Overall
7.9
Entertainment
6.9
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Feb 2026
YYJ - YYZ
Boarding
8.2
Comfort
7.9
Food
7.5
Overall
7.9
Entertainment
6.9
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Feb 2026
YYJ - YYZ
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 July 5, 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 July 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$86 | Average$189 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$107 | Average$485 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$117 | Average$308 | 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$213 | Average$554 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$213 | Average$359 | FlexibilityNo cancel fee | On-time71% |