$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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BDL
Aug 11 — Aug 181
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 July 12, 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 July 12, 2026.
This Southwest deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 05m
Southwest
Tue 10/61:25 pm
BDL
- ONT
1 stop7h 20m
Southwest
Deal found 7/8![Southwest logo]()
$261
This American Airlines deal was found by Cheapflights users on 7/10. 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.
Tue 8/47:15 pm
ONT
- BDL
2 stops12h 18m
American Airlines
Tue 8/186:00 am
BDL
- ONT
2 stops10h 31m
American Airlines
Deal found 7/10![American Airlines logo]()
$271
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 9/2911:55 pm
ONT
- BDL
1 stop9h 05m
Southwest
Mon 10/56:50 am
BDL
- ONT
1 stop10h 20m
Southwest
Deal found 7/7![Southwest logo]()
$278
This Delta deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 10/2611:15 pm
ONT
- BDL
1 stop8h 08m
Delta
Sat 11/72:09 pm
BDL
- ONT
1 stop8h 23m
Delta
Deal found 7/8![Delta logo]()
$297
This Southwest deal was found by Cheapflights users on 7/9. 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.
Mon 8/1711:55 pm
ONT
- PVD
1 stop9h 10m
Southwest
Thu 8/208:35 am
PVD
- ONT
2 stops9h 55m
Southwest
Deal found 7/9![Southwest logo]()
$300
This Southwest deal was found by Cheapflights users on 7/9. 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 11/56:50 pm
ONT
- LGA
2 stops13h 05m
Southwest
Sun 11/88:00 am
LGA
- ONT
1 stop9h 05m
Southwest
Deal found 7/9![Southwest logo]()
$310
This Frontier deal was found by Cheapflights users on 7/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/229:37 am
ONT
- LGA
1 stop9h 23m
Frontier
Sat 9/1910:55 pm
LGA
- ONT
1 stop11h 17m
Frontier
Deal found 7/9![Frontier logo]()
$311
This American Airlines deal was found by Cheapflights users on 7/11. 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.
Thu 8/2710:29 am
ONT
- LGA
1 stop8h 00m
American Airlines
Sun 8/306:30 am
LGA
- ONT
1 stop10h 24m
American Airlines
Deal found 7/11![American Airlines logo]()
$312
This Delta deal was found by Cheapflights users on 7/9. 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.
Fri 8/219:43 am
ONT
- JFK
1 stop8h 42m
Delta
Fri 9/46:40 pm
JFK
- ONT
1 stop7h 54m
Delta
Deal found 7/9![Delta logo]()
$312
This Southwest deal was found by Cheapflights users on 7/11. 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.
Wed 8/125:45 am
ONT
- LGA
2 stops8h 10m
Southwest
Thu 8/206:30 am
LGA
- ONT
2 stops9h 55m
Southwest
Deal found 7/11![Southwest logo]()
$313
This American Airlines deal was found by Cheapflights users on 7/11. 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 8/296:15 am
ONT
- JFK
1 stop8h 45m
American Airlines
Mon 9/76:56 am
JFK
- ONT
1 stop9h 35m
American Airlines
Deal found 7/11![American Airlines logo]()
$313
This Delta deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 10/307:05 am
ONT
- BDL
1 stop10h 12m
Delta
Wed 11/46:00 am
BDL
- ONT
1 stop8h 08m
Delta
Deal found 7/8![Delta logo]()
$314
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 July 12, 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 July 12, 2026.
This Southwest deal was found by Cheapflights users on 7/11. 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.
Wed 9/3011:55 pm
ONT
- BDL
1 stop8h 05m
Southwest
Tue 10/612:55 pm
BDL
- ONT
2 stops10h 50m
Southwest
Deal found 7/11![Southwest logo]()
$266
This Delta deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:18 pm
ONT
- BDL
1 stop8h 41m
Delta
Wed 11/46:00 am
BDL
- ONT
1 stop8h 08m
Delta
Deal found 7/8![Delta logo]()
$297
This JetBlue deal was found by Cheapflights users on 7/9. 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 9/111:59 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Wed 9/95:15 pm
JFK
- ONT
Nonstop5h 58m
JetBlue
Deal found 7/9![JetBlue logo]()
$317
This United Airlines deal was found by Cheapflights users on 7/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:13 pm
ONT
- LGA
2 stops14h 10m
United Airlines
Sat 8/296:00 am
LGA
- ONT
2 stops12h 41m
United Airlines
Deal found 7/9![United Airlines logo]()
$378
This Alaska Airlines deal was found by Cheapflights users on 7/9. 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.
Mon 10/196:56 pm
ONT
- EWR
1 stop9h 03m
Alaska Airlines
Mon 10/265:41 pm
EWR
- ONT
1 stop9h 12m
Alaska Airlines
Deal found 7/9![Alaska Airlines logo]()
$404
This Southwest deal was found by Cheapflights users on 7/9. 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.
Mon 8/1711:55 pm
ONT
- PVD
2 stops9h 50m
Southwest
Thu 8/208:35 am
PVD
- ONT
2 stops9h 55m
Southwest
Deal found 7/9![Southwest logo]()
$305
This JetBlue deal was found by Cheapflights users on 7/11. 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.
Sun 8/911:59 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Sat 8/226:50 pm
JFK
- ONT
Nonstop6h 09m
JetBlue
Deal found 7/11![JetBlue logo]()
$352
This Delta deal was found by Cheapflights users on 7/11. 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 9/261:04 pm
ONT
- EWR
1 stop7h 46m
Delta
Tue 9/295:59 pm
EWR
- ONT
1 stop8h 48m
Delta
Deal found 7/11![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 7/11. 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 9/225:00 am
ONT
- LGA
1 stop9h 26m
United Airlines
Wed 9/2311:20 am
LGA
- ONT
2 stops11h 41m
United Airlines
Deal found 7/11![United Airlines logo]()
$382
This JetBlue deal was found by Cheapflights users on 7/11. 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.
Sat 9/269:10 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Tue 9/295:15 pm
JFK
- ONT
Nonstop5h 58m
JetBlue
Deal found 7/11![JetBlue logo]()
$357
This Southwest deal was found by Cheapflights users on 7/9. 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.
Sat 8/810:15 am
ONT
- LGA
2 stops8h 30m
Southwest
Sat 8/157:00 am
LGA
- ONT
1 stop12h 00m
Southwest
Deal found 7/9![Southwest logo]()
$358
This Alaska Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 10/315:30 pm
ONT
- JFK
1 stop10h 55m
Alaska Airlines
Sun 11/110:00 am
JFK
- ONT
1 stop9h 58m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$438
This Delta deal was found by Cheapflights users on 7/10. 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 7/2111:48 am
ONT
- LGA
1 stop7h 39m
Delta
Wed 7/291:59 pm
LGA
- ONT
1 stop10h 51m
Delta
Deal found 7/10![Delta logo]()
$402
This United Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 9/187:13 pm
ONT
- BDL
2 stops16h 16m
United Airlines
Mon 9/285:03 pm
BDL
- ONT
1 stop8h 46m
United Airlines
Deal found 7/8![United Airlines logo]()
$411
This JetBlue deal was found by Cheapflights users on 7/12. 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 8/1111:59 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Mon 8/177:30 pm
JFK
- ONT
Nonstop6h 08m
JetBlue
Deal found 7/12![JetBlue logo]()
$377
This Southwest deal was found by Cheapflights users on 7/10. 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.
Sat 10/38:55 am
ONT
- LGA
1 stop11h 15m
Southwest
Sat 10/109:45 am
LGA
- ONT
1 stop11h 25m
Southwest
Deal found 7/10![Southwest logo]()
$400
This Delta deal was found by Cheapflights users on 7/9. 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.
Sun 8/2310:00 pm
ONT
- EWR
1 stop8h 24m
Delta
Sat 9/191:26 pm
EWR
- ONT
1 stop8h 17m
Delta
Deal found 7/9![Delta logo]()
$404
This United Airlines deal was found by Cheapflights users on 7/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:00 am
ONT
- LGA
1 stop9h 14m
United Airlines
Tue 10/611:20 am
LGA
- ONT
2 stops12h 11m
United Airlines
Deal found 7/9![United Airlines logo]()
$412
This Alaska Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 10/315:30 pm
ONT
- EWR
1 stop9h 28m
Alaska Airlines
Sun 11/15:41 pm
EWR
- ONT
1 stop9h 08m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$454
This JetBlue deal was found by Cheapflights users on 7/12. 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.
Fri 8/1411:59 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Tue 8/187:29 pm
JFK
- ONT
Nonstop6h 08m
JetBlue
Deal found 7/12![JetBlue logo]()
$382
This Delta deal was found by Cheapflights users on 7/10. 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
- EWR
1 stop8h 24m
Delta
Tue 8/256:00 am
EWR
- ONT
1 stop7h 42m
Delta
Deal found 7/10![Delta logo]()
$405
This Southwest deal was found by Cheapflights users on 7/11. 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.
Wed 7/291:20 pm
ONT
- LGA
1 stop6h 50m
Southwest
Thu 8/66:10 am
LGA
- ONT
2 stops11h 55m
Southwest
Deal found 7/11![Southwest logo]()
$422
This United Airlines deal was found by Cheapflights users on 7/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:01 am
ONT
- BDL
2 stops11h 58m
United Airlines
Sat 8/294:50 pm
BDL
- ONT
1 stop8h 45m
United Airlines
Deal found 7/10![United Airlines logo]()
$425
This Alaska Airlines deal was found by Cheapflights users on 7/11. 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 10/146:02 am
ONT
- EWR
1 stop9h 27m
Alaska Airlines
Mon 10/197:00 am
EWR
- ONT
1 stop14h 03m
Alaska Airlines
Deal found 7/11![Alaska Airlines logo]()
$479
This JetBlue deal was found by Cheapflights users on 7/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:59 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Wed 9/27:29 pm
JFK
- ONT
Nonstop6h 08m
JetBlue
Deal found 7/10![JetBlue logo]()
$409
This United Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 9/227:00 am
ONT
- BDL
1 stop7h 45m
United Airlines
Tue 9/295:03 pm
BDL
- ONT
1 stop8h 46m
United Airlines
Deal found 7/8![United Airlines logo]()
$438
This Delta deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 8/151:06 pm
ONT
- EWR
1 stop7h 38m
Delta
Sat 8/227:15 am
EWR
- ONT
1 stop8h 01m
Delta
Deal found 7/8![Delta logo]()
$439
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 8/611:55 pm
ONT
- PVD
1 stop8h 35m
Southwest
Thu 8/1312:05 pm
PVD
- ONT
2 stops10h 20m
Southwest
Deal found 7/7![Southwest logo]()
$442
This Alaska Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 10/156:56 pm
ONT
- EWR
1 stop9h 03m
Alaska Airlines
Mon 10/195:05 pm
EWR
- ONT
1 stop9h 48m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$494
This Delta deal was found by Cheapflights users on 7/10. 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 8/812:00 pm
ONT
- EWR
1 stop9h 58m
Delta
Wed 8/125:59 pm
EWR
- ONT
1 stop8h 35m
Delta
Deal found 7/10![Delta logo]()
$444
Last-minute flights from Ontario to ConnecticutDiscover last-minute flight deals from Ontario to Connecticut. Data last updated July 12, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Connecticut. Data last updated July 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/10. 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.
Tue 8/410:10 pm
ONT
- BDL
1 stop9h 10m
American Airlines
Tue 8/186:00 am
BDL
- ONT
2 stops10h 31m
American Airlines
Deal found 7/10![American Airlines logo]()
$266
This Southwest deal was found by Cheapflights users on 7/10. 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 8/510:55 am
ONT
- BDL
1 stop6h 45m
Southwest
Sat 8/221:00 pm
BDL
- ONT
2 stops10h 05m
Southwest
Deal found 7/10![Southwest logo]()
$315
This Southwest deal was found by Cheapflights users on 7/9. 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 8/65:15 am
ONT
- LGA
2 stops9h 05m
Southwest
Thu 8/1312:30 pm
LGA
- ONT
2 stops9h 55m
Southwest
Deal found 7/9![Southwest logo]()
$314
This Southwest deal was found by Cheapflights users on 7/9. 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.
Sun 8/97:00 am
ONT
- LGA
1 stop10h 50m
Southwest
Thu 8/1312:30 pm
LGA
- ONT
2 stops9h 55m
Southwest
Deal found 7/9![Southwest logo]()
$315
This lol.travel deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1011:59 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Wed 8/197:29 pm
JFK
- ONT
Nonstop6h 08m
JetBlue
Deal found 7/8![JetBlue logo]()
$314
This Southwest deal was found by Cheapflights users on 7/11. 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.
Wed 8/125:45 am
ONT
- LGA
2 stops8h 10m
Southwest
Thu 8/206:30 am
LGA
- ONT
2 stops9h 55m
Southwest
Deal found 7/11![Southwest logo]()
$313
This Southwest deal was found by Cheapflights users on 7/9. 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.
Mon 8/1711:55 pm
ONT
- PVD
1 stop9h 10m
Southwest
Thu 8/208:35 am
PVD
- ONT
2 stops9h 55m
Southwest
Deal found 7/9![Southwest logo]()
$300
This Delta deal was found by Cheapflights users on 7/9. 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.
Fri 8/219:43 am
ONT
- JFK
1 stop8h 42m
Delta
Fri 9/46:40 pm
JFK
- ONT
1 stop7h 54m
Delta
Deal found 7/9![Delta logo]()
$312
This Frontier deal was found by Cheapflights users on 7/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/229:37 am
ONT
- LGA
1 stop9h 23m
Frontier
Tue 9/110:55 pm
LGA
- ONT
1 stop12h 41m
Frontier
Deal found 7/9![Frontier logo]()
$311
This Southwest deal was found by Cheapflights users on 7/10. 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.
Sat 8/229:25 am
ONT
- LGA
2 stops9h 20m
Southwest
Fri 8/286:10 am
LGA
- ONT
2 stops10h 15m
Southwest
Deal found 7/10![Southwest logo]()
$316
This American Airlines deal was found by Cheapflights users on 7/11. 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.
Thu 8/2710:29 am
ONT
- LGA
1 stop8h 00m
American Airlines
Tue 9/15:00 pm
LGA
- ONT
1 stop8h 59m
American Airlines
Deal found 7/11![American Airlines logo]()
$312
This American Airlines deal was found by Cheapflights users on 7/11. 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 8/296:15 am
ONT
- JFK
1 stop8h 45m
American Airlines
Mon 9/76:56 am
JFK
- ONT
1 stop9h 35m
American Airlines
Deal found 7/11![American Airlines logo]()
$313
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 July 12, 2026.
Search for one-way flight options from Ontario to Connecticut. Find affordable one-way fares based on user searches. Data last updated July 12, 2026.
This Southwest deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 9/1610:55 am
ONT
- BDL
1 stop6h 45m
Southwest
Deal found 7/8![Southwest logo]()
$131
This Trip.com deal was found by Cheapflights users on 7/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/128:17 am
ONT
- LGA
1 stop10h 43m
Frontier
Deal found 7/9![Frontier logo]()
$133
This Delta deal was found by Cheapflights users on 7/10. 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 7/287:05 am
ONT
- LGA
1 stop7h 44m
Delta
Deal found 7/10![Delta logo]()
$134
This Delta deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 11/16:20 am
ONT
- JFK
1 stop10h 31m
Delta
Deal found 7/8![Delta logo]()
$134
This Frontier deal was found by Cheapflights users on 7/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:07 am
ONT
- LGA
1 stop10h 53m
Frontier
Deal found 7/9![Frontier logo]()
$135
This American Airlines deal was found by Cheapflights users on 7/9. 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 8/2910:29 am
ONT
- BDL
2 stops10h 29m
American Airlines
Deal found 7/9![American Airlines logo]()
$136
This Trip.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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.
Sat 8/158:17 am
ONT
- LGA
1 stop10h 43m
Frontier
Deal found 7/7![Frontier logo]()
$137
This American Airlines deal was found by Cheapflights users on 7/10. 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.
Tue 7/281:11 pm
ONT
- JFK
1 stop7h 47m
American Airlines
Deal found 7/10![American Airlines logo]()
$137
This Jetabroad deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:07 am
ONT
- LGA
1 stop10h 53m
Frontier
Deal found 7/8![Frontier logo]()
$138
This Southwest deal was found by Cheapflights users on 7/11. 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 8/255:45 am
ONT
- LGA
2 stops8h 10m
Southwest
Deal found 7/11![Southwest logo]()
$139
This American Airlines deal was found by Cheapflights users on 7/9. 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.
Mon 7/2711:59 pm
ONT
- JFK
2 stops10h 48m
American Airlines
Deal found 7/9![American Airlines logo]()
$139
This Jetabroad deal was found by Cheapflights users on 7/10. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:07 am
ONT
- LGA
1 stop10h 53m
Frontier
Deal found 7/10![Frontier logo]()
$140
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 July 12, 2026.
Round-trip from | $261 (Southwest) |
|---|---|
One-way from | $131 (Southwest) |
Popular in | June |
Cheapest in | January |
Average price | $483 |
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 July 12, 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
OntarioHartford
ONT - BDL
ONTBDL
Ontario
Wed 9/30
11:55 pm-11:00 am
1 stop8h 05m
Hartford Bradley Intl
Tue 10/6
12:55 pm-8:45 pm
2 stops10h 50m
$266
OntarioHartford
ONT - BDL
ONTBDL
Ontario
Wed 10/28
12:18 pm-11:59 pm
1 stop8h 41m
Hartford Bradley Intl
Wed 11/4
6:00 am-11:08 am
1 stop8h 08m
$297
OntarioProvidence
ONT - PVD
ONTPVD
Ontario
Mon 8/17
11:55 pm-12:45 pm
2 stops9h 50m
Providence-TFGreen
Thu 8/20
8:35 am-3:30 pm
2 stops9h 55m
$305
Quickest round-trip
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Tue 9/1
11:59 pm-8:20 am
Nonstop5h 21m
New York John F Kennedy Intl
Wed 9/9
5:15 pm-8:13 pm
Nonstop5h 58m
$317
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Sun 8/9
11:59 pm-8:20 am
Nonstop5h 21m
New York John F Kennedy Intl
Sat 8/22
6:50 pm-9:59 pm
Nonstop6h 09m
$352
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Sat 9/26
9:10 pm-5:31 am
Nonstop5h 21m
New York John F Kennedy Intl
Tue 9/29
5:15 pm-8:13 pm
Nonstop5h 58m
$357
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Sat 8/8
10:15 am-9:45 pm
2 stops8h 30m
New York LaGuardia
Sat 8/15
7:00 am-4:00 pm
1 stop12h 00m
$358
OntarioNewark
ONT - EWR
ONTEWR
Ontario
Sat 9/26
1:04 pm-11:50 pm
1 stop7h 46m
Newark
Tue 9/29
5:59 pm-11:47 pm
1 stop8h 48m
$369
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Tue 8/11
11:59 pm-8:20 am
Nonstop5h 21m
New York John F Kennedy Intl
Mon 8/17
7:30 pm-10:38 pm
Nonstop6h 08m
$377
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Mon 8/24
7:13 pm-12:23 pm
2 stops14h 10m
New York LaGuardia
Sat 8/29
6:00 am-3:41 pm
2 stops12h 41m
$378
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-BDL
ONT-PVD
ONT-EWR
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-BDL
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 July 12, 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.
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
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 July 12, 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 July 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$258 | Average$477 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$316 | Average$496 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$338 | Average$444 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$379 | Average$548 | FlexibilityNo cancel fee | On-time69% |