$134+ Cheap flights from Ontario (ONT) to Connecticut
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 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BDL
Jun 21 — Jun 281
Round-trip
1 adult, Economy
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Cheapest flights from Ontario to ConnecticutExplore the most affordable flight options available from Ontario to Connecticut. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 22, 2026.
Explore the most affordable flight options available from Ontario to Connecticut. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 22, 2026.
This American Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 8/1011:59 pm
ONT
- LGA
1 stop9h 03m
American Airlines
Thu 8/1312:57 pm
LGA
- ONT
1 stop8h 50m
American Airlines
Deal found 5/20![American Airlines logo]()
$287
This American Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 9/512:59 pm
ONT
- JFK
1 stop7h 59m
American Airlines
Wed 9/92:30 pm
JFK
- ONT
1 stop8h 25m
American Airlines
Deal found 5/20![American Airlines logo]()
$287
This SmartFares deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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.
Thu 7/911:58 pm
ONT
- JFK
Nonstop5h 22m
JetBlue
Thu 7/167:40 pm
JFK
- ONT
Nonstop6h 04m
JetBlue
Deal found 5/20![JetBlue logo]()
$288
This American Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 10/71:31 pm
ONT
- JFK
1 stop7h 04m
American Airlines
Wed 10/146:59 am
JFK
- ONT
1 stop7h 49m
American Airlines
Deal found 5/20![American Airlines logo]()
$291
This American Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 5/2712:40 pm
ONT
- LGA
1 stop7h 59m
American Airlines
Wed 6/35:01 pm
LGA
- ONT
1 stop9h 58m
American Airlines
Deal found 5/20![American Airlines logo]()
$292
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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 5/2911:52 am
ONT
- JFK
1 stop9h 51m
Delta
Tue 6/24:29 pm
JFK
- ONT
1 stop10h 05m
Delta
Deal found 5/18![Delta logo]()
$292
This American Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 10/2110:29 am
ONT
- JFK
2 stops9h 00m
American Airlines
Wed 10/286:30 am
JFK
- ONT
1 stop7h 57m
American Airlines
Deal found 5/20![American Airlines logo]()
$296
This American Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 5/2911:59 pm
ONT
- JFK
2 stops10h 49m
American Airlines
Sat 6/66:49 am
JFK
- ONT
1 stop9h 39m
American Airlines
Deal found 5/21![American Airlines logo]()
$297
This Southwest deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/211:20 pm
ONT
- LGA
1 stop6h 45m
Southwest
Tue 7/286:55 am
LGA
- ONT
1 stop8h 45m
Southwest
Deal found 5/20![Southwest logo]()
$298
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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 6/37:05 am
ONT
- JFK
1 stop9h 35m
Delta
Sat 6/66:06 am
JFK
- ONT
1 stop9h 13m
Delta
Deal found 5/18![Delta logo]()
$298
This American Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 6/35:44 am
ONT
- LGA
1 stop9h 20m
American Airlines
Sat 6/67:35 am
LGA
- ONT
1 stop8h 53m
American Airlines
Deal found 5/17![American Airlines logo]()
$299
This Super.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/111:18 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Thu 8/67:30 pm
JFK
- ONT
Nonstop6h 05m
JetBlue
Deal found 5/20![JetBlue logo]()
$299
Best flights from Ontario to ConnecticutDiscover carefully curated flight deals from Ontario to Connecticut that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 22, 2026.
Discover carefully curated flight deals from Ontario to Connecticut that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 22, 2026.
This JetBlue deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2511:50 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Sat 8/296:59 pm
JFK
- ONT
Nonstop6h 06m
JetBlue
Deal found 5/21![JetBlue logo]()
$307
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 6/1011:50 am
ONT
- LGA
1 stop7h 34m
Delta
Tue 6/166:00 am
LGA
- ONT
1 stop7h 40m
Delta
Deal found 5/21![Delta logo]()
$308
This Southwest deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/291:20 pm
ONT
- LGA
1 stop6h 45m
Southwest
Tue 8/46:05 am
LGA
- ONT
1 stop9h 25m
Southwest
Deal found 5/19![Southwest logo]()
$322
This Alaska Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:52 pm
ONT
- JFK
1 stop10h 33m
Alaska Airlines
Mon 11/167:00 am
JFK
- ONT
1 stop11h 15m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$342
This United Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/25:00 am
ONT
- EWR
1 stop9h 31m
United Airlines
Mon 7/67:00 am
EWR
- ONT
1 stop8h 12m
United Airlines
Deal found 5/21![United Airlines logo]()
$389
This KAYAK deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/157:13 pm
ONT
- JFK
1 stop7h 31m
American Airlines
Thu 6/183:30 pm
JFK
- ONT
1 stop10h 06m
American Airlines
Deal found 5/20![American Airlines logo]()
$452
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 6/1011:50 am
ONT
- LGA
1 stop7h 34m
Delta
Fri 6/191:00 pm
LGA
- ONT
1 stop8h 30m
Delta
Deal found 5/21![Delta logo]()
$338
This JetBlue deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/911:58 pm
ONT
- JFK
Nonstop5h 22m
JetBlue
Tue 7/147:29 pm
JFK
- ONT
Nonstop6h 06m
JetBlue
Deal found 5/21![JetBlue logo]()
$357
This Alaska Airlines deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1710:47 am
ONT
- EWR
1 stop9h 42m
Alaska Airlines
Thu 9/247:20 am
EWR
- ONT
1 stop9h 56m
Alaska Airlines
Deal found 5/19![Alaska Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/712:25 pm
ONT
- LGA
1 stop7h 30m
Southwest
Mon 8/106:10 am
LGA
- ONT
2 stops11h 55m
Southwest
Deal found 5/17![Southwest logo]()
$367
This Alaska Airlines deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:23 am
ONT
- JFK
1 stop9h 02m
Alaska Airlines
Wed 10/144:23 pm
JFK
- ONT
1 stop10h 19m
Alaska Airlines
Deal found 5/19![Alaska Airlines logo]()
$361
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 8/2111:56 am
ONT
- EWR
1 stop7h 33m
Delta
Wed 8/266:00 am
EWR
- ONT
1 stop7h 42m
Delta
Deal found 5/21![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:15 am
ONT
- LGA
1 stop8h 44m
United Airlines
Sat 8/2210:15 am
LGA
- ONT
2 stops12h 46m
United Airlines
Deal found 5/18![United Airlines logo]()
$407
This JetBlue deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/611:50 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Tue 7/147:30 pm
JFK
- ONT
Nonstop6h 05m
JetBlue
Deal found 5/17![JetBlue logo]()
$382
This Southwest deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:55 pm
ONT
- BDL
1 stop9h 05m
Southwest
Tue 9/225:45 pm
BDL
- ONT
1 stop7h 15m
Southwest
Deal found 5/17![Southwest logo]()
$395
This Alaska Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:45 am
ONT
- EWR
1 stop9h 44m
Alaska Airlines
Tue 10/69:30 am
EWR
- ONT
1 stop11h 30m
Alaska Airlines
Deal found 5/20![Alaska Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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 9/512:00 pm
ONT
- PVD
1 stop8h 41m
Delta
Sun 9/206:20 am
PVD
- ONT
1 stop7h 44m
Delta
Deal found 5/18![Delta logo]()
$383
This United Airlines deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/15:45 am
ONT
- LGA
1 stop10h 19m
United Airlines
Wed 8/53:38 pm
LGA
- ONT
1 stop9h 17m
United Airlines
Deal found 5/19![United Airlines logo]()
$446
This Alaska Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:54 pm
ONT
- EWR
1 stop9h 05m
Alaska Airlines
Tue 10/139:30 am
EWR
- ONT
1 stop11h 30m
Alaska Airlines
Deal found 5/20![Alaska Airlines logo]()
$369
This JetBlue deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2011:09 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Tue 6/237:37 pm
JFK
- ONT
Nonstop6h 06m
JetBlue
Deal found 5/17![JetBlue logo]()
$407
This Southwest deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/29:55 pm
ONT
- PVD
1 stop7h 10m
Southwest
Thu 6/45:35 pm
PVD
- ONT
1 stop7h 50m
Southwest
Deal found 5/17![Southwest logo]()
$418
This Delta deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 7/1112:00 pm
ONT
- PVD
1 stop7h 46m
Delta
Thu 7/306:00 am
PVD
- ONT
1 stop7h 38m
Delta
Deal found 5/17![Delta logo]()
$383
This Alaska Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1710:47 am
ONT
- EWR
1 stop9h 42m
Alaska Airlines
Tue 9/227:20 am
EWR
- ONT
1 stop9h 56m
Alaska Airlines
Deal found 5/20![Alaska Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/275:00 am
ONT
- LGA
1 stop7h 46m
United Airlines
Sat 5/304:30 pm
LGA
- ONT
1 stop9h 21m
United Airlines
Deal found 5/21![United Airlines logo]()
$466
This Delta deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” 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 8/412:32 pm
ONT
- BDL
1 stop8h 26m
Delta
Tue 8/186:00 am
BDL
- ONT
1 stop7h 42m
Delta
Deal found 5/19![Delta logo]()
$395
This Southwest deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2011:55 pm
ONT
- PVD
1 stop9h 45m
Southwest
Thu 7/235:35 pm
PVD
- ONT
1 stop7h 50m
Southwest
Deal found 5/20![Southwest logo]()
$457
This JetBlue deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/510:41 pm
ONT
- JFK
Nonstop5h 29m
JetBlue
Wed 6/105:30 pm
JFK
- ONT
Nonstop6h 17m
JetBlue
Deal found 5/17![JetBlue logo]()
$467
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 7/2810:00 pm
ONT
- LGA
1 stop8h 39m
Delta
Thu 8/131:59 pm
LGA
- ONT
1 stop10h 53m
Delta
Deal found 5/21![Delta logo]()
$398
This Alaska Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:47 am
ONT
- EWR
1 stop9h 42m
Alaska Airlines
Mon 8/317:25 am
EWR
- ONT
1 stop9h 44m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$418
This Southwest deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/911:55 pm
ONT
- BDL
1 stop8h 00m
Southwest
Mon 7/132:50 pm
BDL
- ONT
1 stop10h 35m
Southwest
Deal found 5/21![Southwest logo]()
$467
Last-minute flights from Ontario to ConnecticutDiscover last-minute flight deals from Ontario to Connecticut. Data last updated May 22, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Connecticut. Data last updated May 22, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 5/2712:40 pm
ONT
- LGA
1 stop7h 59m
American Airlines
Wed 6/35:01 pm
LGA
- ONT
1 stop9h 58m
American Airlines
Deal found 5/20![American Airlines logo]()
$292
This Southwest deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2710:30 am
ONT
- LGA
2 stops9h 15m
Southwest
Wed 6/37:25 am
LGA
- ONT
1 stop8h 50m
Southwest
Deal found 5/20![Southwest logo]()
$307
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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 5/2911:52 am
ONT
- JFK
1 stop9h 51m
Delta
Tue 6/24:29 pm
JFK
- ONT
1 stop10h 05m
Delta
Deal found 5/18![Delta logo]()
$292
This American Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 5/2911:59 pm
ONT
- JFK
2 stops10h 49m
American Airlines
Sat 6/66:49 am
JFK
- ONT
1 stop9h 39m
American Airlines
Deal found 5/21![American Airlines logo]()
$297
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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 5/306:45 am
ONT
- JFK
1 stop10h 30m
Delta
Sat 6/66:06 am
JFK
- ONT
1 stop9h 13m
Delta
Deal found 5/18![Delta logo]()
$302
This American Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 6/111:59 pm
ONT
- LGA
1 stop10h 00m
American Airlines
Sat 6/66:46 pm
LGA
- ONT
1 stop8h 13m
American Airlines
Deal found 5/20![American Airlines logo]()
$302
This American Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 6/110:00 pm
ONT
- JFK
1 stop9h 33m
American Airlines
Sat 6/62:43 pm
JFK
- ONT
2 stops10h 19m
American Airlines
Deal found 5/21![American Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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 6/37:05 am
ONT
- JFK
1 stop9h 35m
Delta
Sat 6/66:06 am
JFK
- ONT
1 stop9h 13m
Delta
Deal found 5/18![Delta logo]()
$298
This American Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 6/35:44 am
ONT
- LGA
1 stop9h 20m
American Airlines
Sat 6/67:35 am
LGA
- ONT
1 stop8h 53m
American Airlines
Deal found 5/17![American Airlines logo]()
$299
This American Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 6/37:00 am
ONT
- JFK
1 stop10h 20m
American Airlines
Fri 6/53:30 pm
JFK
- ONT
1 stop10h 06m
American Airlines
Deal found 5/20![American Airlines logo]()
$299
This American Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 6/35:44 am
ONT
- LGA
1 stop9h 20m
American Airlines
Fri 6/53:00 pm
LGA
- ONT
1 stop10h 39m
American Airlines
Deal found 5/20![American Airlines logo]()
$304
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 6/1011:50 am
ONT
- LGA
1 stop7h 34m
Delta
Tue 6/166:00 am
LGA
- ONT
1 stop7h 40m
Delta
Deal found 5/21![Delta logo]()
$308
One-way flights from Ontario to ConnecticutSearch for one-way flight options from Ontario to Connecticut. Find affordable one-way fares based on user searches. Data last updated May 22, 2026.
Search for one-way flight options from Ontario to Connecticut. Find affordable one-way fares based on user searches. Data last updated May 22, 2026.
This American Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 6/811:59 pm
ONT
- JFK
2 stops10h 49m
American Airlines
Deal found 5/20![American Airlines logo]()
$134
This Trip.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/93:34 pm
ONT
- EWR
2 stops18h 11m
Frontier
Deal found 5/20![Frontier logo]()
$136
This American Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 6/911:59 pm
ONT
- LGA
1 stop7h 31m
American Airlines
Deal found 5/17![American Airlines logo]()
$149
This Cheapflightsfares deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:50 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Deal found 5/20![JetBlue logo]()
$149
This American Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 5/305:44 am
ONT
- LGA
1 stop10h 38m
American Airlines
Deal found 5/17![American Airlines logo]()
$150
This Super.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/511:51 pm
ONT
- JFK
Nonstop5h 22m
JetBlue
Deal found 5/20![JetBlue logo]()
$150
This Super.com deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2111:51 pm
ONT
- JFK
Nonstop5h 22m
JetBlue
Deal found 5/21![JetBlue logo]()
$151
This Super.com deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/411:16 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Deal found 5/17![JetBlue logo]()
$152
This United Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/15:45 am
ONT
- LGA
1 stop10h 19m
United Airlines
Deal found 5/20![United Airlines logo]()
$154
This JetBlue deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1411:50 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Deal found 5/18![JetBlue logo]()
$154
This Trip.com deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/15:52 pm
ONT
- EWR
1 stop9h 06m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$155
This American Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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 7/77:14 pm
ONT
- JFK
1 stop7h 33m
American Airlines
Deal found 5/18![American Airlines logo]()
$158
Find flight deals from Ontario to Connecticut
Keep the following information in mind while searching for Ontario to Connecticut flight deals. Data was last updated May 22, 2026.
Round-trip from | $287 (American Airlines) |
|---|---|
One-way from | $134 (American Airlines) |
Popular in | April |
Cheapest in | January |
Average price | $456 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Connecticut 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 May 22, 2026.
Use the filters below to find and compare flights from Ontario to Connecticut that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Tue 8/25
11:50 pm-8:11 am
Nonstop5h 21m
New York John F Kennedy Intl
Sat 8/29
6:59 pm-10:05 pm
Nonstop6h 06m
$307
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Wed 6/10
11:50 am-10:24 pm
1 stop7h 34m
New York LaGuardia
Tue 6/16
6:00 am-10:40 am
1 stop7h 40m
$308
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Wed 7/29
1:20 pm-11:05 pm
1 stop6h 45m
New York LaGuardia
Tue 8/4
6:05 am-12:30 pm
1 stop9h 25m
$322
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Wed 6/10
11:50 am-10:24 pm
1 stop7h 34m
New York LaGuardia
Fri 6/19
1:00 pm-6:30 pm
1 stop8h 30m
$338
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Wed 11/11
5:52 pm-7:25 am
1 stop10h 33m
New York John F Kennedy Intl
Mon 11/16
7:00 am-3:15 pm
1 stop11h 15m
$342
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Thu 7/9
11:58 pm-8:20 am
Nonstop5h 22m
New York John F Kennedy Intl
Tue 7/14
7:29 pm-10:35 pm
Nonstop6h 06m
$357
OntarioNewark
ONT - EWR
ONTEWR
Ontario
Thu 9/17
10:47 am-11:29 pm
1 stop9h 42m
Newark
Thu 9/24
7:20 am-2:16 pm
1 stop9h 56m
$359
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Fri 10/9
7:23 am-7:25 pm
1 stop9h 02m
New York John F Kennedy Intl
Wed 10/14
4:23 pm-11:42 pm
1 stop10h 19m
$361
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Fri 8/7
12:25 pm-10:55 pm
1 stop7h 30m
New York LaGuardia
Mon 8/10
6:10 am-3:05 pm
2 stops11h 55m
$367
OntarioNewark
ONT - EWR
ONTEWR
Ontario
Fri 8/21
11:56 am-10:29 pm
1 stop7h 33m
Newark
Wed 8/26
6:00 am-10:42 am
1 stop7h 42m
$369
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Ontario to Connecticut
Have a flexible travel schedule? Discover the best time to fly to Connecticut from Ontario with our price prediction graph.
ONT-LGA
ONT-JFK
ONT-EWR
ONT-PVD
ONT-BDL
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 Ontario to Connecticut
ONT-USCT
ONT-LGA
ONT-JFK
ONT-EWR
ONT-PVD
What is the cheapest month to book a flight from Ontario to Connecticut?
Currently, August is the cheapest month in which you can book a flight from Ontario to Connecticut (average of $258). Flying from Ontario to Connecticut in April is currently the most expensive (average of $523). 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.
How much does it cost to fly round-trip from Ontario to Connecticut?
Reviews of airlines servicing Connecticut
Get insights into the airlines that provide service to Connecticut. 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 Connecticut. Reviews last updated May 22, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from Ontario to Connecticut 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.
Comfort
8.0
Overall
7.9
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Comfort
8.0
Overall
7.9
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Comfort
8.0
Overall
7.9
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Comfort
8.0
Overall
7.9
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Comfort
8.0
Overall
7.9
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Related info for your journey
Find useful and relevant information for your journey from Ontario to Connecticut. 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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Alternative routes for Ontario to Connecticut
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Complete your trip
Complete your trip to Connecticut by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Connecticut by cabin class
Find flights from Ontario to Connecticut, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Connecticut flights
Browse other Ontario and Connecticut flight options. Last updated on May 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Connecticut flights
Consider these flights traveling from Ontario to Connecticut.
Top 4 airlines flying from Ontario to Connecticut
Discover the top 4 airlines that operate flights from Ontario to Connecticut. 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 May 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$258 | Average$416 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$321 | Average$496 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$338 | Average$438 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$342 | Average$546 | FlexibilityNo cancel fee | On-time69% |