$131+ 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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BDL
Jul 14 — Jul 211
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 June 14, 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 June 14, 2026.
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 9/1511:59 am
ONT
- BDL
1 stop8h 59m
Delta
Tue 9/226:00 am
BDL
- ONT
1 stop7h 47m
Delta
Deal found 6/10![Delta logo]()
$297
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 9/912:00 pm
ONT
- PVD
1 stop8h 41m
Delta
Wed 9/306:00 am
PVD
- ONT
1 stop7h 47m
Delta
Deal found 6/10![Delta logo]()
$297
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 9/18:35 am
ONT
- LGA
2 stops8h 50m
Southwest
Wed 9/26:00 am
LGA
- ONT
2 stops9h 30m
Southwest
Deal found 6/11![Southwest logo]()
$300
This Cheapflightsfares deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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.
Mon 8/1711:50 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Tue 8/257:30 pm
JFK
- ONT
Nonstop6h 05m
JetBlue
Deal found 6/9![JetBlue logo]()
$302
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/157:06 am
ONT
- LGA
1 stop10h 23m
American Airlines
Sat 8/226:30 am
LGA
- ONT
1 stop8h 13m
American Airlines
Deal found 6/10![American Airlines logo]()
$303
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:25 am
ONT
- JFK
2 stops11h 18m
American Airlines
Mon 9/217:15 am
JFK
- ONT
1 stop7h 51m
American Airlines
Deal found 6/11![American Airlines logo]()
$303
This Frontier deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/238:17 am
ONT
- LGA
1 stop10h 43m
Frontier
Tue 7/2810:55 pm
LGA
- ONT
1 stop12h 42m
Frontier
Deal found 6/12![Frontier logo]()
$304
This Super.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/811:24 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Wed 8/127:30 pm
JFK
- ONT
Nonstop6h 05m
JetBlue
Deal found 6/10![JetBlue logo]()
$304
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/1710:00 pm
ONT
- BDL
1 stop9h 25m
Delta
Wed 8/266:00 am
BDL
- ONT
1 stop7h 42m
Delta
Deal found 6/10![Delta logo]()
$305
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 9/247:00 am
ONT
- LGA
1 stop8h 25m
United Airlines
Tue 9/2910:00 am
LGA
- ONT
2 stops10h 41m
United Airlines
Deal found 6/11![United Airlines logo]()
$305
This SmartFares deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” 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.
Mon 8/311:51 pm
ONT
- JFK
Nonstop5h 22m
JetBlue
Tue 8/117:30 pm
JFK
- ONT
Nonstop6h 05m
JetBlue
Deal found 6/13![JetBlue logo]()
$306
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 9/2010:00 pm
ONT
- LGA
1 stop7h 09m
Delta
Fri 9/255:00 pm
LGA
- ONT
1 stop8h 26m
Delta
Deal found 6/10![Delta logo]()
$307
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 June 14, 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 June 14, 2026.
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/311:55 pm
ONT
- LGA
1 stop7h 25m
Southwest
Thu 8/66:10 am
LGA
- ONT
2 stops11h 55m
Southwest
Deal found 6/10![Southwest logo]()
$308
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/2612:00 pm
ONT
- BDL
1 stop8h 58m
Delta
Wed 9/26:00 am
BDL
- ONT
1 stop7h 42m
Delta
Deal found 6/10![Delta logo]()
$326
This Alaska Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 10/237:23 am
ONT
- JFK
1 stop9h 02m
Alaska Airlines
Mon 10/265:29 pm
JFK
- ONT
1 stop9h 24m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$329
This JetBlue deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” 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 8/311:51 pm
ONT
- JFK
Nonstop5h 22m
JetBlue
Tue 8/117:30 pm
JFK
- ONT
Nonstop6h 05m
JetBlue
Deal found 6/14![JetBlue logo]()
$367
This United Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” 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.
Fri 8/287:00 am
ONT
- LGA
1 stop9h 25m
United Airlines
Tue 9/111:20 am
LGA
- ONT
2 stops11h 41m
United Airlines
Deal found 6/13![United Airlines logo]()
$437
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 11/511:55 pm
ONT
- BDL
1 stop8h 15m
Southwest
Tue 11/107:00 am
BDL
- ONT
2 stops11h 05m
Southwest
Deal found 6/11![Southwest logo]()
$313
This Delta deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/299:45 am
ONT
- JFK
1 stop8h 33m
Delta
Tue 10/611:00 am
JFK
- ONT
1 stop10h 18m
Delta
Deal found 6/13![Delta logo]()
$327
This Delta deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:45 am
ONT
- JFK
1 stop8h 33m
Delta
Sun 9/206:00 am
JFK
- ONT
1 stop7h 47m
Delta
Deal found 6/14![Delta logo]()
$342
This JetBlue deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 7/711:49 pm
ONT
- JFK
Nonstop5h 20m
JetBlue
Wed 7/87:40 pm
JFK
- ONT
Nonstop6h 04m
JetBlue
Deal found 6/12![JetBlue logo]()
$401
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 9/1711:00 am
ONT
- LGA
1 stop7h 55m
Southwest
Sun 9/206:00 am
LGA
- ONT
1 stop9h 00m
Southwest
Deal found 6/9![Southwest logo]()
$373
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 9/2611:59 am
ONT
- LGA
1 stop8h 43m
Delta
Sun 9/276:00 am
LGA
- ONT
1 stop7h 47m
Delta
Deal found 6/12![Delta logo]()
$347
This Alaska Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 10/17:12 am
ONT
- JFK
1 stop9h 15m
Alaska Airlines
Sun 10/48:25 pm
JFK
- ONT
1 stop19h 54m
Alaska Airlines
Deal found 6/9![Alaska Airlines logo]()
$420
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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.
Fri 9/117:13 pm
ONT
- BDL
2 stops12h 25m
United Airlines
Mon 9/214:50 pm
BDL
- ONT
1 stop9h 09m
United Airlines
Deal found 6/12![United Airlines logo]()
$446
This JetBlue deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 8/311:51 pm
ONT
- JFK
Nonstop5h 22m
JetBlue
Wed 8/127:30 pm
JFK
- ONT
Nonstop6h 05m
JetBlue
Deal found 6/11![JetBlue logo]()
$407
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 8/297:05 am
ONT
- LGA
1 stop7h 49m
Delta
Sun 9/66:00 am
LGA
- ONT
1 stop7h 42m
Delta
Deal found 6/11![Delta logo]()
$358
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 9/255:15 am
ONT
- LGA
2 stops8h 30m
Southwest
Tue 9/296:55 am
LGA
- ONT
2 stops10h 10m
Southwest
Deal found 6/9![Southwest logo]()
$402
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 10/16:00 am
ONT
- LGA
2 stops14h 30m
United Airlines
Mon 10/510:25 am
LGA
- ONT
2 stops13h 33m
United Airlines
Deal found 6/11![United Airlines logo]()
$458
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2510:00 pm
ONT
- LGA
1 stop8h 37m
Delta
Sun 9/276:00 am
LGA
- ONT
1 stop7h 47m
Delta
Deal found 6/12![Delta logo]()
$367
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 8/2111:55 pm
ONT
- BDL
1 stop8h 10m
Southwest
Mon 8/318:00 am
BDL
- ONT
2 stops9h 00m
Southwest
Deal found 6/11![Southwest logo]()
$411
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 6/275:45 am
ONT
- LGA
1 stop10h 26m
United Airlines
Sat 7/45:25 pm
LGA
- ONT
1 stop8h 26m
United Airlines
Deal found 6/11![United Airlines logo]()
$462
This Alaska Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 7/315:32 pm
ONT
- EWR
1 stop9h 27m
Alaska Airlines
Thu 8/135:05 pm
EWR
- ONT
1 stop9h 47m
Alaska Airlines
Deal found 6/12![Alaska Airlines logo]()
$538
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 9/295:13 pm
ONT
- EWR
1 stop9h 47m
Delta
Tue 10/136:00 am
EWR
- ONT
1 stop8h 27m
Delta
Deal found 6/12![Delta logo]()
$369
This Southwest deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 9/411:55 pm
ONT
- PVD
1 stop9h 50m
Southwest
Tue 9/85:45 am
PVD
- ONT
2 stops10h 25m
Southwest
Deal found 6/12![Southwest logo]()
$432
This JetBlue deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 6/2711:16 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Tue 7/77:40 pm
JFK
- ONT
Nonstop6h 04m
JetBlue
Deal found 6/9![JetBlue logo]()
$537
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 8/1710:00 pm
ONT
- EWR
1 stop9h 29m
Delta
Tue 8/257:15 am
EWR
- ONT
1 stop8h 01m
Delta
Deal found 6/11![Delta logo]()
$369
This Alaska Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 7/225:32 pm
ONT
- EWR
1 stop9h 27m
Alaska Airlines
Sun 7/266:30 am
EWR
- ONT
1 stop30h 26m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$541
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 8/255:00 am
ONT
- BDL
1 stop7h 43m
United Airlines
Sat 8/294:50 pm
BDL
- ONT
1 stop8h 45m
United Airlines
Deal found 6/11![United Airlines logo]()
$495
This Southwest deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 7/2412:50 pm
ONT
- LGA
1 stop7h 10m
Southwest
Sat 8/17:30 am
LGA
- ONT
2 stops11h 50m
Southwest
Deal found 6/12![Southwest logo]()
$434
This Delta deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” 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 9/3011:59 am
ONT
- EWR
1 stop9h 00m
Delta
Wed 10/77:00 am
EWR
- ONT
1 stop8h 30m
Delta
Deal found 6/13![Delta logo]()
$369
This Alaska Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 7/85:32 pm
ONT
- EWR
1 stop9h 27m
Alaska Airlines
Wed 7/155:05 pm
EWR
- ONT
1 stop9h 47m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$541
Last-minute flights from Ontario to ConnecticutDiscover last-minute flight deals from Ontario to Connecticut. Data last updated June 14, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Connecticut. Data last updated June 14, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” 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 6/287:13 pm
ONT
- JFK
1 stop7h 31m
American Airlines
Fri 7/312:29 pm
JFK
- ONT
1 stop8h 49m
American Airlines
Deal found 6/14![American Airlines logo]()
$317
This American Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” 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 6/305:45 am
ONT
- LGA
1 stop9h 35m
American Airlines
Sat 7/48:35 am
LGA
- ONT
1 stop7h 45m
American Airlines
Deal found 6/13![American Airlines logo]()
$303
This American Airlines deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” 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 6/306:10 am
ONT
- JFK
1 stop8h 19m
American Airlines
Sat 7/410:11 am
JFK
- ONT
2 stops12h 48m
American Airlines
Deal found 6/14![American Airlines logo]()
$322
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 6/3012:02 pm
ONT
- JFK
1 stop9h 23m
Delta
Tue 7/76:00 am
JFK
- ONT
1 stop7h 38m
Delta
Deal found 6/11![Delta logo]()
$323
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 7/45:34 am
ONT
- JFK
2 stops11h 50m
American Airlines
Wed 7/88:15 am
JFK
- ONT
1 stop8h 07m
American Airlines
Deal found 6/12![American Airlines logo]()
$302
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 7/611:59 pm
ONT
- LGA
1 stop7h 31m
American Airlines
Fri 7/104:00 pm
LGA
- ONT
1 stop9h 32m
American Airlines
Deal found 6/12![American Airlines logo]()
$317
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 7/127:15 pm
ONT
- JFK
1 stop7h 32m
American Airlines
Tue 7/143:30 pm
JFK
- ONT
1 stop10h 04m
American Airlines
Deal found 6/11![American Airlines logo]()
$303
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 7/141:20 pm
ONT
- LGA
1 stop6h 50m
Southwest
Fri 7/246:00 am
LGA
- ONT
1 stop10h 50m
Southwest
Deal found 6/11![Southwest logo]()
$309
This Frontier deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/208:17 am
ONT
- LGA
1 stop10h 43m
Frontier
Wed 7/2210:55 pm
LGA
- ONT
1 stop12h 42m
Frontier
Deal found 6/12![Frontier logo]()
$314
This JetBlue deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/2111:51 pm
ONT
- JFK
Nonstop5h 22m
JetBlue
Mon 7/277:30 pm
JFK
- ONT
Nonstop6h 06m
JetBlue
Deal found 6/9![JetBlue logo]()
$307
This Frontier deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/238:17 am
ONT
- LGA
1 stop10h 43m
Frontier
Wed 8/1210:55 pm
LGA
- ONT
1 stop12h 46m
Frontier
Deal found 6/12![Frontier logo]()
$304
This Southwest deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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 7/2412:50 pm
ONT
- LGA
1 stop7h 10m
Southwest
Thu 8/136:10 am
LGA
- ONT
2 stops10h 15m
Southwest
Deal found 6/12![Southwest 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 June 14, 2026.
Search for one-way flight options from Ontario to Connecticut. Find affordable one-way fares based on user searches. Data last updated June 14, 2026.
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 9/3011:55 pm
ONT
- BDL
1 stop8h 00m
Southwest
Deal found 6/10![Southwest logo]()
$131
This Frontier deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:47 pm
ONT
- EWR
1 stop14h 43m
Frontier
Deal found 6/12![Frontier logo]()
$131
This Faresmojo deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2711:51 pm
ONT
- JFK
Nonstop5h 22m
JetBlue
Deal found 6/11![JetBlue logo]()
$133
This Southwest deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” 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.
Sat 7/46:00 am
ONT
- LGA
1 stop9h 30m
Southwest
Deal found 6/12![Southwest logo]()
$134
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/46:00 am
ONT
- JFK
1 stop7h 49m
Delta
Deal found 6/10![Delta logo]()
$134
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/101:11 pm
ONT
- JFK
1 stop7h 47m
American Airlines
Deal found 6/10![American Airlines logo]()
$135
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 7/2710:10 pm
ONT
- JFK
1 stop9h 02m
American Airlines
Deal found 6/11![American Airlines logo]()
$136
This American Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/45:34 am
ONT
- JFK
2 stops11h 50m
American Airlines
Deal found 6/9![American Airlines logo]()
$139
This Faresmojo deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2811:51 pm
ONT
- JFK
Nonstop5h 22m
JetBlue
Deal found 6/13![JetBlue logo]()
$140
This Delta deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 9/912:00 pm
ONT
- PVD
1 stop8h 41m
Delta
Deal found 6/9![Delta logo]()
$149
This Cheapflightsfares deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/411:51 pm
ONT
- JFK
Nonstop5h 22m
JetBlue
Deal found 6/10![JetBlue logo]()
$149
This SmartFares deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” 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.
Mon 8/311:51 pm
ONT
- JFK
Nonstop5h 22m
JetBlue
Deal found 6/14![JetBlue logo]()
$152
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 June 14, 2026.
Round-trip from | $297 (Delta) |
|---|---|
One-way from | $131 (Southwest) |
Popular in | April |
Cheapest in | January |
Average price | $486 |
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 June 14, 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 - LGA
ONTLGA
Ontario
Mon 8/3
11:55 pm-10:20 am
1 stop7h 25m
New York LaGuardia
Thu 8/6
6:10 am-3:05 pm
2 stops11h 55m
$308
OntarioHartford
ONT - BDL
ONTBDL
Ontario
Thu 11/5
11:55 pm-11:10 am
1 stop8h 15m
Hartford Bradley Intl
Tue 11/10
7:00 am-3:05 pm
2 stops11h 05m
$313
OntarioHartford
ONT - BDL
ONTBDL
Ontario
Wed 8/26
12:00 pm-11:58 pm
1 stop8h 58m
Hartford Bradley Intl
Wed 9/2
6:00 am-10:42 am
1 stop7h 42m
$326
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Tue 9/29
9:45 am-9:18 pm
1 stop8h 33m
New York John F Kennedy Intl
Tue 10/6
11:00 am-6:18 pm
1 stop10h 18m
$327
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Fri 10/23
7:23 am-7:25 pm
1 stop9h 02m
New York John F Kennedy Intl
Mon 10/26
5:29 pm-11:53 pm
1 stop9h 24m
$329
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Tue 9/15
9:45 am-9:18 pm
1 stop8h 33m
New York John F Kennedy Intl
Sun 9/20
6:00 am-10:47 am
1 stop7h 47m
$342
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Sat 9/26
11:59 am-11:42 pm
1 stop8h 43m
New York LaGuardia
Sun 9/27
6:00 am-10:47 am
1 stop7h 47m
$347
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Sat 8/29
7:05 am-5:54 pm
1 stop7h 49m
New York LaGuardia
Sun 9/6
6:00 am-10:42 am
1 stop7h 42m
$358
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Mon 8/3
11:51 pm-8:13 am
Nonstop5h 22m
New York John F Kennedy Intl
Tue 8/11
7:30 pm-10:35 pm
Nonstop6h 05m
$367
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Fri 9/25
10:00 pm-9:37 am
1 stop8h 37m
New York LaGuardia
Sun 9/27
6:00 am-10:47 am
1 stop7h 47m
$367
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-BDL
ONT-PVD
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-BDL
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 June 14, 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.
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
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
See prices for flight routes from nearby airports that may be better suited for you.
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 June 14, 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 June 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$298 | Average$417 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$321 | Average$485 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$338 | Average$456 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$379 | Average$546 | FlexibilityNo cancel fee | On-time69% |