$110+ 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BDL
May 17 — May 241
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 April 17, 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 April 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/88:06 pm
ONT
- EWR
2 stops22h 23m
Multiple Airlines
Tue 5/1212:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 4/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/610:50 am
ONT
- EWR
2 stops20h 51m
Multiple Airlines
Tue 5/1212:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Mon 5/1112:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Wed 5/610:29 pm
EWR
- ONT
2 stops38h 36m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/48:26 am
ONT
- EWR
2 stops37h 52m
Multiple Airlines
Mon 5/1112:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:00 am
ONT
- EWR
2 stops25h 41m
Multiple Airlines
Sat 5/1612:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/68:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Mon 5/119:16 pm
EWR
- ONT
2 stops39h 49m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/138:30 am
ONT
- EWR
2 stops13h 48m
Multiple Airlines
Sat 5/1612:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/95:59 pm
ONT
- EWR
1 stop14h 21m
Multiple Airlines
Tue 5/121:30 pm
EWR
- ONT
2 stops23h 35m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:06 pm
ONT
- EWR
2 stops35h 26m
Multiple Airlines
Sat 5/1612:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$251
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 8/1912:00 pm
ONT
- LGA
1 stop8h 50m
Delta
Wed 9/24:00 pm
LGA
- ONT
1 stop8h 56m
Delta
Deal found 4/16![Delta logo]()
$281
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 8/1912:00 pm
ONT
- JFK
1 stop8h 09m
Delta
Tue 9/11:10 pm
JFK
- ONT
1 stop7h 51m
Delta
Deal found 4/16![Delta logo]()
$281
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 April 17, 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 April 17, 2026.
This Delta deal was found by Cheapflights users on 4/13. 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.
Mon 5/410:15 pm
ONT
- EWR
1 stop8h 14m
Delta
Fri 5/86:30 pm
EWR
- ONT
1 stop8h 04m
Delta
Deal found 4/13![Delta logo]()
$307
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 5/91:40 pm
ONT
- EWR
1 stop7h 17m
United Airlines
Sun 5/105:00 pm
EWR
- ONT
1 stop8h 59m
United Airlines
Deal found 4/16![United Airlines logo]()
$307
This JetBlue deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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
Wed 9/27:30 pm
JFK
- ONT
Nonstop6h 05m
JetBlue
Deal found 4/16![JetBlue logo]()
$347
This Alaska Airlines deal was found by Cheapflights users on 4/12. 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.
Wed 9/166:10 pm
ONT
- JFK
1 stop8h 54m
Alaska Airlines
Tue 9/229:55 am
JFK
- ONT
1 stop10h 21m
Alaska Airlines
Deal found 4/12![Alaska Airlines logo]()
$363
This Southwest deal was found by Cheapflights users on 4/12. 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.
Tue 5/129:55 pm
ONT
- PVD
1 stop7h 10m
Southwest
Tue 5/199:05 am
PVD
- ONT
1 stop10h 15m
Southwest
Deal found 4/12![Southwest logo]()
$397
This KAYAK deal was found by Cheapflights users on 4/13. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2011:59 pm
ONT
- LGA
1 stop9h 31m
American Airlines
Thu 4/235:06 pm
LGA
- ONT
1 stop9h 40m
American Airlines
Deal found 4/13![American Airlines logo]()
$435
This Delta deal was found by Cheapflights users on 4/12. 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.
Wed 9/165:05 pm
ONT
- EWR
1 stop10h 03m
Delta
Mon 9/212:30 pm
EWR
- ONT
1 stop10h 26m
Delta
Deal found 4/12![Delta logo]()
$307
This Delta deal was found by Cheapflights users on 4/14. 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.
Wed 10/712:00 pm
ONT
- EWR
1 stop7h 58m
Delta
Wed 10/146:55 pm
EWR
- ONT
1 stop7h 53m
Delta
Deal found 4/14![Delta logo]()
$307
This United Airlines deal was found by Cheapflights users on 4/13. 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.
Sat 5/25:00 am
ONT
- LGA
2 stops11h 19m
United Airlines
Mon 5/45:15 pm
LGA
- ONT
1 stop8h 20m
United Airlines
Deal found 4/13![United Airlines logo]()
$358
This Alaska Airlines deal was found by Cheapflights users on 4/12. 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.
Tue 10/134:00 pm
ONT
- JFK
1 stop12h 05m
Alaska Airlines
Sat 10/317:00 am
JFK
- ONT
1 stop10h 47m
Alaska Airlines
Deal found 4/12![Alaska Airlines logo]()
$363
This Delta deal was found by Cheapflights users on 4/12. 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 5/2610:00 pm
ONT
- LGA
1 stop7h 14m
Delta
Fri 5/292:46 pm
LGA
- ONT
2 stops11h 48m
Delta
Deal found 4/12![Delta logo]()
$333
This Southwest deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 5/169:55 pm
ONT
- BDL
1 stop7h 15m
Southwest
Wed 5/206:15 am
BDL
- ONT
2 stops10h 15m
Southwest
Deal found 4/16![Southwest logo]()
$420
This United Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 5/56:00 am
ONT
- LGA
1 stop7h 38m
United Airlines
Wed 5/63:47 pm
LGA
- ONT
1 stop9h 11m
United Airlines
Deal found 4/15![United Airlines logo]()
$403
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2312:49 pm
ONT
- LGA
1 stop7h 52m
Delta
Wed 5/136:00 am
LGA
- ONT
1 stop7h 57m
Delta
Deal found 4/15![Delta logo]()
$334
This Alaska Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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.
Sun 5/37:00 am
ONT
- EWR
1 stop8h 29m
Alaska Airlines
Fri 5/87:29 am
EWR
- ONT
1 stop10h 03m
Alaska Airlines
Deal found 4/16![Alaska Airlines logo]()
$418
This Southwest deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 5/169:55 pm
ONT
- BDL
1 stop7h 15m
Southwest
Fri 5/227:45 am
BDL
- ONT
1 stop8h 30m
Southwest
Deal found 4/16![Southwest logo]()
$435
This Delta deal was found by Cheapflights users on 4/13. 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 8/2612:00 pm
ONT
- JFK
1 stop8h 09m
Delta
Sun 8/3011:00 am
JFK
- ONT
1 stop10h 01m
Delta
Deal found 4/13![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 4/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:59 pm
ONT
- EWR
1 stop10h 38m
United Airlines
Tue 5/123:15 pm
EWR
- ONT
1 stop10h 20m
United Airlines
Deal found 4/14![United Airlines logo]()
$417
This Alaska Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 5/66:00 am
ONT
- JFK
1 stop10h 11m
Alaska Airlines
Mon 5/114:29 pm
JFK
- ONT
1 stop10h 19m
Alaska Airlines
Deal found 4/16![Alaska Airlines logo]()
$420
This Southwest deal was found by Cheapflights users on 4/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/139:55 pm
ONT
- PVD
1 stop7h 05m
Southwest
Wed 5/206:25 am
PVD
- ONT
2 stops10h 05m
Southwest
Deal found 4/14![Southwest logo]()
$454
This United Airlines deal was found by Cheapflights users on 4/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/266:30 pm
ONT
- EWR
1 stop8h 10m
United Airlines
Fri 5/293:41 pm
EWR
- ONT
1 stop8h 01m
United Airlines
Deal found 4/14![United Airlines logo]()
$417
This Alaska Airlines deal was found by Cheapflights users on 4/12. 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.
Tue 9/157:10 am
ONT
- JFK
1 stop9h 02m
Alaska Airlines
Sat 9/194:01 pm
JFK
- ONT
1 stop10h 23m
Alaska Airlines
Deal found 4/12![Alaska Airlines logo]()
$420
This Delta deal was found by Cheapflights users on 4/13. 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.
Thu 6/45:50 pm
ONT
- JFK
1 stop10h 04m
Delta
Wed 6/106:00 am
JFK
- ONT
1 stop7h 40m
Delta
Deal found 4/13![Delta logo]()
$350
This Southwest deal was found by Cheapflights users on 4/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1711:55 pm
ONT
- BDL
1 stop9h 05m
Southwest
Tue 9/228:10 am
BDL
- ONT
2 stops8h 55m
Southwest
Deal found 4/13![Southwest logo]()
$462
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 5/2610:00 pm
ONT
- EWR
1 stop8h 25m
Delta
Tue 6/26:00 am
EWR
- ONT
1 stop7h 57m
Delta
Deal found 4/15![Delta logo]()
$353
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 5/276:30 pm
ONT
- BDL
2 stops12h 15m
United Airlines
Fri 5/293:30 pm
BDL
- ONT
1 stop8h 12m
United Airlines
Deal found 4/16![United Airlines logo]()
$446
This Alaska Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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.
Tue 8/257:10 am
ONT
- JFK
1 stop9h 02m
Alaska Airlines
Wed 9/27:25 am
JFK
- ONT
1 stop9h 43m
Alaska Airlines
Deal found 4/15![Alaska Airlines logo]()
$477
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 4/2710:15 pm
ONT
- LGA
1 stop7h 24m
Delta
Tue 4/284:00 pm
LGA
- ONT
1 stop8h 00m
Delta
Deal found 4/16![Delta logo]()
$363
This United Airlines deal was found by Cheapflights users on 4/13. 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.
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 4/13![United Airlines logo]()
$458
This Southwest deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 5/158:00 am
ONT
- LGA
2 stops9h 25m
Southwest
Mon 5/184:40 pm
LGA
- ONT
2 stops9h 25m
Southwest
Deal found 4/16![Southwest logo]()
$512
Last-minute flights from Ontario to ConnecticutDiscover last-minute flight deals from Ontario to Connecticut. Data last updated April 17, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Connecticut. Data last updated April 17, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 4/14. 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.
Sat 5/26:15 am
ONT
- JFK
2 stops10h 50m
American Airlines
Fri 5/85:20 pm
JFK
- ONT
1 stop9h 26m
American Airlines
Deal found 4/14![American Airlines logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/48:26 am
ONT
- EWR
2 stops37h 52m
Multiple Airlines
Mon 5/1112:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Mon 5/1112:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Wed 5/610:29 pm
EWR
- ONT
2 stops38h 36m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 4/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/610:50 am
ONT
- EWR
2 stops20h 51m
Multiple Airlines
Tue 5/1212:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/68:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Mon 5/119:16 pm
EWR
- ONT
2 stops39h 49m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/88:06 pm
ONT
- EWR
2 stops22h 23m
Multiple Airlines
Tue 5/1212:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/95:59 pm
ONT
- EWR
1 stop14h 21m
Multiple Airlines
Tue 5/121:30 pm
EWR
- ONT
2 stops23h 35m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:06 pm
ONT
- EWR
2 stops35h 26m
Multiple Airlines
Sat 5/1612:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:00 am
ONT
- EWR
2 stops25h 41m
Multiple Airlines
Sat 5/1612:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/138:30 am
ONT
- EWR
2 stops13h 48m
Multiple Airlines
Sat 5/1612:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$249
This Southwest deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 5/2710:45 am
ONT
- LGA
1 stop9h 00m
Southwest
Tue 6/24:25 pm
LGA
- ONT
1 stop9h 00m
Southwest
Deal found 4/16![Southwest logo]()
$281
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 April 17, 2026.
Search for one-way flight options from Ontario to Connecticut. Find affordable one-way fares based on user searches. Data last updated April 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/510:50 am
ONT
- EWR
2 stops22h 42m
Frontier
Deal found 4/14![Frontier logo]()
$110
This Trip.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 5/58:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/45:33 pm
ONT
- EWR
2 stops39h 59m
Frontier
Deal found 4/13![Frontier logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/138:30 am
ONT
- EWR
2 stops13h 48m
Frontier
Deal found 4/15![Frontier logo]()
$120
This Trip.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 5/68:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 4/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/138:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Deal found 4/11![Multiple Airlines logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/88:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$129
This Trip.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 5/108:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$130
This Trip.com deal was found by Cheapflights users on 4/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/88:06 pm
ONT
- BDL
2 stops19h 52m
Frontier
Deal found 4/14![Frontier logo]()
$136
This Trip.com deal was found by Cheapflights users on 4/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/158:06 pm
ONT
- LGA
1 stop22h 54m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$140
This Delta deal was found by Cheapflights users on 4/13. 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.
Sat 5/167:05 am
ONT
- LGA
1 stop9h 16m
Delta
Deal found 4/13![Delta logo]()
$141
This Delta deal was found by Cheapflights users on 4/13. 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 5/611:53 am
ONT
- JFK
1 stop9h 27m
Delta
Deal found 4/13![Delta logo]()
$141
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 April 17, 2026.
Round-trip from | $232 (Kiwi.com) |
|---|---|
One-way from | $110 (Kiwi.com) |
Popular in | April |
Cheapest in | January |
Average price | $481 |
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 April 17, 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
OntarioNewark
ONT - EWR
ONTEWR
Ontario
Mon 5/4
10:15 pm-9:29 am
1 stop8h 14m
Newark
Fri 5/8
6:30 pm-11:34 pm
1 stop8h 04m
$307
OntarioNewark
ONT - EWR
ONTEWR
Ontario
Sat 5/9
1:40 pm-11:57 pm
1 stop7h 17m
Newark
Sun 5/10
5:00 pm-10:59 pm
1 stop8h 59m
$307
OntarioNewark
ONT - EWR
ONTEWR
Ontario
Wed 9/16
5:05 pm-6:08 am
1 stop10h 03m
Newark
Mon 9/21
2:30 pm-9:56 pm
1 stop10h 26m
$307
OntarioNewark
ONT - EWR
ONTEWR
Ontario
Wed 10/7
12:00 pm-10:58 pm
1 stop7h 58m
Newark
Wed 10/14
6:55 pm-11:48 pm
1 stop7h 53m
$307
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Tue 5/26
10:00 pm-8:14 am
1 stop7h 14m
New York LaGuardia
Fri 5/29
2:46 pm-11:34 pm
2 stops11h 48m
$333
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Thu 4/23
12:49 pm-11:41 pm
1 stop7h 52m
New York LaGuardia
Wed 5/13
6:00 am-10:57 am
1 stop7h 57m
$334
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Wed 8/26
12:00 pm-11:09 pm
1 stop8h 09m
New York John F Kennedy Intl
Sun 8/30
11:00 am-6:01 pm
1 stop10h 01m
$339
Quickest 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
Wed 9/2
7:30 pm-10:35 pm
Nonstop6h 05m
$347
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Thu 6/4
5:50 pm-6:54 am
1 stop10h 04m
New York John F Kennedy Intl
Wed 6/10
6:00 am-10:40 am
1 stop7h 40m
$350
OntarioNewark
ONT - EWR
ONTEWR
Ontario
Tue 5/26
10:00 pm-9:25 am
1 stop8h 25m
Newark
Tue 6/2
6:00 am-10:57 am
1 stop7h 57m
$353
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-EWR
ONT-BDL
ONT-LGA
ONT-JFK
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-EWR
ONT-BDL
ONT-LGA
ONT-JFK
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 March is currently the most expensive (average of $408). 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 April 17, 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.
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Overall
8.0
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
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 April 17, 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 April 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$258 | Average$416 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$321 | Average$456 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$338 | Average$434 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$342 | Average$528 | FlexibilityNo cancel fee | On-time69% |