$125+ 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 7/25. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BDL
Jun 10 — Jun 171
Round-trip
1 adult, Economy
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Cheapest flights from Ontario to ConnecticutExplore the most affordable flight options available from Ontario to Connecticut. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 11, 2026.
Explore the most affordable flight options available from Ontario to Connecticut. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 11, 2026.
This Delta deal was found by Cheapflights users on 5/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:00 am
ONT
- LGA
2 stops8h 15m
Delta
Tue 6/24:00 pm
LGA
- ONT
1 stop8h 48m
Delta
Deal found 5/7![Delta logo]()
$283
This American Airlines deal was found by Cheapflights users on 5/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/91:11 pm
ONT
- JFK
1 stop7h 47m
American Airlines
Sat 6/136:59 am
JFK
- ONT
1 stop8h 05m
American Airlines
Deal found 5/7![American Airlines logo]()
$287
This Delta deal was found by Cheapflights users on 5/8. 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 5/276:00 am
ONT
- LGA
2 stops8h 15m
Delta
Wed 6/32:59 pm
LGA
- ONT
2 stops11h 35m
Delta
Deal found 5/8![Delta logo]()
$288
This Frontier deal was found by Cheapflights users on 5/11. 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 Frontier 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
Mon 9/2110:55 pm
LGA
- ONT
1 stop11h 17m
Frontier
Deal found 5/11![Frontier logo]()
$290
This Frontier deal was found by Cheapflights users on 5/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2710:48 am
ONT
- LGA
1 stop8h 12m
Frontier
Wed 11/410:55 pm
LGA
- ONT
1 stop11h 17m
Frontier
Deal found 5/8![Frontier logo]()
$291
This American Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/277:00 am
ONT
- JFK
1 stop10h 20m
American Airlines
Wed 6/32:43 pm
JFK
- ONT
1 stop10h 55m
American Airlines
Deal found 5/6![American Airlines logo]()
$291
This American Airlines deal was found by Cheapflights users on 5/11. 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.
Wed 5/2710:22 am
ONT
- JFK
1 stop9h 07m
American Airlines
Tue 6/23:30 pm
JFK
- ONT
1 stop10h 06m
American Airlines
Deal found 5/11![American Airlines logo]()
$292
This Super.com deal was found by Cheapflights users on 5/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:50 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Fri 8/287:30 pm
JFK
- ONT
Nonstop6h 05m
JetBlue
Deal found 5/8![JetBlue logo]()
$293
This Kissandfly.com deal was found by Cheapflights users on 5/8. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2911:52 am
ONT
- JFK
1 stop9h 51m
Alaska Airlines
Thu 6/45:29 pm
JFK
- ONT
1 stop20h 41m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$294
This American Airlines deal was found by Cheapflights users on 5/10. 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.
Wed 10/2110:29 am
ONT
- JFK
2 stops9h 00m
American Airlines
Wed 10/286:30 am
JFK
- ONT
1 stop7h 57m
American Airlines
Deal found 5/10![American Airlines logo]()
$296
This JetBlue deal was found by Cheapflights users on 5/7. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1211:50 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Mon 8/317:30 pm
JFK
- ONT
Nonstop6h 05m
JetBlue
Deal found 5/7![JetBlue logo]()
$297
This Southwest deal was found by Cheapflights users on 5/10. 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 5/2710:45 am
ONT
- LGA
1 stop9h 00m
Southwest
Wed 6/310:10 am
LGA
- ONT
1 stop8h 00m
Southwest
Deal found 5/10![Southwest logo]()
$298
Best flights from Ontario to ConnecticutDiscover carefully curated flight deals from Ontario to Connecticut that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 11, 2026.
Discover carefully curated flight deals from Ontario to Connecticut that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 11, 2026.
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 8/512:55 pm
ONT
- JFK
1 stop7h 52m
Delta
Wed 8/126:00 am
JFK
- ONT
1 stop7h 42m
Delta
Deal found 5/6![Delta logo]()
$298
This Alaska Airlines deal was found by Cheapflights users on 5/10. 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.
Wed 6/105:54 pm
ONT
- JFK
1 stop10h 44m
Alaska Airlines
Sat 9/199:55 am
JFK
- ONT
1 stop10h 23m
Alaska Airlines
Deal found 5/10![Alaska Airlines logo]()
$363
This United Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 8/265:45 am
ONT
- LGA
1 stop10h 20m
United Airlines
Tue 9/110:00 am
LGA
- ONT
2 stops13h 04m
United Airlines
Deal found 5/6![United Airlines logo]()
$372
This Southwest deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 5/269:55 pm
ONT
- PVD
1 stop7h 10m
Southwest
Thu 6/45:35 pm
PVD
- ONT
1 stop7h 50m
Southwest
Deal found 5/6![Southwest logo]()
$377
This JetBlue deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 6/910:41 pm
ONT
- JFK
Nonstop5h 29m
JetBlue
Sat 6/136:52 pm
JFK
- ONT
Nonstop6h 09m
JetBlue
Deal found 5/6![JetBlue logo]()
$377
This Delta deal was found by Cheapflights users on 5/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/35:06 pm
ONT
- EWR
1 stop9h 54m
Delta
Tue 8/116:00 am
EWR
- ONT
1 stop7h 42m
Delta
Deal found 5/7![Delta logo]()
$317
This Delta deal was found by Cheapflights users on 5/9. 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.
Tue 9/2912:00 pm
ONT
- EWR
1 stop9h 05m
Delta
Tue 10/62:30 pm
EWR
- ONT
1 stop10h 44m
Delta
Deal found 5/9![Delta logo]()
$317
This Alaska Airlines deal was found by Cheapflights users on 5/8. 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.
Fri 10/236:54 pm
ONT
- EWR
1 stop9h 05m
Alaska Airlines
Tue 10/275:41 pm
EWR
- ONT
1 stop9h 12m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$369
This JetBlue deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 5/2910:41 pm
ONT
- JFK
Nonstop5h 29m
JetBlue
Fri 6/55:30 pm
JFK
- ONT
Nonstop6h 17m
JetBlue
Deal found 5/6![JetBlue logo]()
$380
This Delta deal was found by Cheapflights users on 5/9. 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.
Thu 7/3010:00 pm
ONT
- LGA
1 stop7h 10m
Delta
Tue 8/41:59 pm
LGA
- ONT
2 stops12h 35m
Delta
Deal found 5/9![Delta logo]()
$322
This Southwest deal was found by Cheapflights users on 5/10. 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 9/2311:55 pm
ONT
- BDL
1 stop9h 05m
Southwest
Wed 10/71:10 pm
BDL
- ONT
1 stop7h 35m
Southwest
Deal found 5/10![Southwest logo]()
$395
This Alaska Airlines deal was found by Cheapflights users on 5/10. 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.
Thu 9/1010:45 am
ONT
- EWR
1 stop9h 44m
Alaska Airlines
Tue 9/157:20 am
EWR
- ONT
1 stop9h 58m
Alaska Airlines
Deal found 5/10![Alaska Airlines logo]()
$369
This JetBlue deal was found by Cheapflights users on 5/7. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2310:41 pm
ONT
- JFK
Nonstop5h 29m
JetBlue
Thu 6/45:30 pm
JFK
- ONT
Nonstop6h 17m
JetBlue
Deal found 5/7![JetBlue logo]()
$380
This Southwest deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 9/309:40 am
ONT
- BDL
2 stops8h 50m
Southwest
Tue 10/63:55 pm
BDL
- ONT
1 stop8h 45m
Southwest
Deal found 5/6![Southwest logo]()
$400
This United Airlines deal was found by Cheapflights users on 5/10. 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.
Tue 7/285:45 am
ONT
- LGA
1 stop7h 59m
United Airlines
Tue 8/42:00 pm
LGA
- ONT
1 stop10h 55m
United Airlines
Deal found 5/10![United Airlines logo]()
$446
This Alaska Airlines deal was found by Cheapflights users on 5/8. 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 8/135:32 pm
ONT
- EWR
1 stop9h 27m
Alaska Airlines
Sat 8/226:55 am
EWR
- ONT
1 stop10h 34m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 5/10. 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 7/285:10 pm
ONT
- JFK
1 stop10h 08m
Delta
Tue 8/46:00 am
JFK
- ONT
1 stop9h 05m
Delta
Deal found 5/10![Delta logo]()
$347
This Southwest deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 8/2011:55 pm
ONT
- BDL
1 stop9h 05m
Southwest
Mon 8/248:00 am
BDL
- ONT
1 stop11h 10m
Southwest
Deal found 5/6![Southwest logo]()
$404
This United Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 5/291:18 pm
ONT
- EWR
1 stop8h 46m
United Airlines
Fri 6/52:12 pm
EWR
- ONT
1 stop10h 43m
United Airlines
Deal found 5/6![United Airlines logo]()
$448
This Delta deal was found by Cheapflights users on 5/8. 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.
Tue 6/21:29 pm
ONT
- JFK
1 stop7h 26m
Delta
Fri 6/51:11 pm
JFK
- ONT
1 stop8h 25m
Delta
Deal found 5/8![Delta logo]()
$347
This Alaska Airlines deal was found by Cheapflights users on 5/9. 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.
Wed 5/276:00 am
ONT
- EWR
1 stop9h 26m
Alaska Airlines
Wed 6/36:29 pm
EWR
- ONT
1 stop19h 41m
Alaska Airlines
Deal found 5/9![Alaska Airlines logo]()
$397
This Southwest deal was found by Cheapflights users on 5/10. 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.
Tue 9/2911:55 pm
ONT
- BDL
2 stops9h 15m
Southwest
Tue 10/135:35 am
BDL
- ONT
2 stops9h 45m
Southwest
Deal found 5/10![Southwest logo]()
$405
This United Airlines deal was found by Cheapflights users on 5/9. 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.
Thu 10/16:00 am
ONT
- LGA
1 stop10h 05m
United Airlines
Tue 10/62:00 pm
LGA
- ONT
1 stop10h 58m
United Airlines
Deal found 5/9![United Airlines logo]()
$452
This JetBlue deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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.
Wed 6/2411:58 pm
ONT
- JFK
Nonstop5h 24m
JetBlue
Mon 6/297:35 pm
JFK
- ONT
Nonstop6h 06m
JetBlue
Deal found 5/6![JetBlue logo]()
$452
This Southwest deal was found by Cheapflights users on 5/10. 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 9/2811:55 pm
ONT
- BDL
1 stop9h 05m
Southwest
Tue 10/131:10 pm
BDL
- ONT
1 stop7h 35m
Southwest
Deal found 5/10![Southwest logo]()
$408
This Delta deal was found by Cheapflights users on 5/10. 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 7/295:10 pm
ONT
- EWR
1 stop9h 50m
Delta
Mon 8/105:59 pm
EWR
- ONT
1 stop8h 35m
Delta
Deal found 5/10![Delta logo]()
$377
This JetBlue deal was found by Cheapflights users on 5/8. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/2611:54 pm
ONT
- JFK
Nonstop5h 24m
JetBlue
Sat 8/16:59 pm
JFK
- ONT
Nonstop6h 06m
JetBlue
Deal found 5/8![JetBlue logo]()
$457
This Alaska Airlines deal was found by Cheapflights users on 5/9. 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.
Wed 6/37:41 pm
ONT
- EWR
1 stop18h 15m
Alaska Airlines
Sat 6/65:08 pm
EWR
- ONT
1 stop9h 48m
Alaska Airlines
Deal found 5/9![Alaska Airlines logo]()
$416
This United Airlines deal was found by Cheapflights users on 5/10. 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.
Fri 8/216:00 am
ONT
- LGA
1 stop7h 45m
United Airlines
Sat 8/222:25 pm
LGA
- ONT
1 stop8h 32m
United Airlines
Deal found 5/10![United Airlines logo]()
$482
This Alaska Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 8/55:32 pm
ONT
- EWR
1 stop9h 27m
Alaska Airlines
Thu 8/135:05 pm
EWR
- ONT
1 stop9h 47m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$418
Last-minute flights from Ontario to ConnecticutDiscover last-minute flight deals from Ontario to Connecticut. Data last updated May 11, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Connecticut. Data last updated May 11, 2026 and is based on user searches.
This Kissandfly.com deal was found by Cheapflights users on 5/7. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/231:29 pm
ONT
- JFK
1 stop7h 26m
Multiple Airlines
Fri 5/294:15 pm
JFK
- ONT
1 stop10h 43m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$297
This Delta deal was found by Cheapflights users on 5/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2311:52 am
ONT
- JFK
1 stop9h 51m
Delta
Fri 5/296:06 am
JFK
- ONT
1 stop9h 13m
Delta
Deal found 5/7![Delta logo]()
$300
This Delta deal was found by Cheapflights users on 5/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:00 am
ONT
- LGA
2 stops8h 15m
Delta
Tue 6/24:00 pm
LGA
- ONT
1 stop8h 48m
Delta
Deal found 5/7![Delta logo]()
$283
This Delta deal was found by Cheapflights users on 5/8. 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 5/276:00 am
ONT
- LGA
2 stops8h 15m
Delta
Wed 6/32:59 pm
LGA
- ONT
2 stops11h 35m
Delta
Deal found 5/8![Delta logo]()
$288
This American Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/277:00 am
ONT
- JFK
1 stop10h 20m
American Airlines
Wed 6/32:43 pm
JFK
- ONT
1 stop10h 55m
American Airlines
Deal found 5/6![American Airlines logo]()
$291
This American Airlines deal was found by Cheapflights users on 5/11. 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.
Wed 5/2710:22 am
ONT
- JFK
1 stop9h 07m
American Airlines
Tue 6/23:30 pm
JFK
- ONT
1 stop10h 06m
American Airlines
Deal found 5/11![American Airlines logo]()
$292
This Southwest deal was found by Cheapflights users on 5/10. 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 5/2710:45 am
ONT
- LGA
1 stop9h 00m
Southwest
Wed 6/310:10 am
LGA
- ONT
1 stop8h 00m
Southwest
Deal found 5/10![Southwest logo]()
$298
This Kissandfly.com deal was found by Cheapflights users on 5/8. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2911:52 am
ONT
- JFK
1 stop9h 51m
Alaska Airlines
Thu 6/45:29 pm
JFK
- ONT
1 stop20h 41m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$294
This American Airlines deal was found by Cheapflights users on 5/11. 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 5/307:00 am
ONT
- JFK
1 stop10h 20m
American Airlines
Wed 6/36:59 am
JFK
- ONT
1 stop8h 06m
American Airlines
Deal found 5/11![American Airlines logo]()
$298
This American Airlines deal was found by Cheapflights users on 5/10. 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.
Mon 6/111:59 pm
ONT
- LGA
1 stop10h 00m
American Airlines
Sat 6/66:30 am
LGA
- ONT
1 stop9h 58m
American Airlines
Deal found 5/10![American Airlines logo]()
$299
This American Airlines deal was found by Cheapflights users on 5/10. 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 6/210:00 pm
ONT
- JFK
1 stop9h 33m
American Airlines
Sat 6/63:30 pm
JFK
- ONT
2 stops11h 29m
American Airlines
Deal found 5/10![American Airlines logo]()
$296
This American Airlines deal was found by Cheapflights users on 5/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/91:11 pm
ONT
- JFK
1 stop7h 47m
American Airlines
Sat 6/136:59 am
JFK
- ONT
1 stop8h 05m
American Airlines
Deal found 5/7![American Airlines logo]()
$287
One-way flights from Ontario to ConnecticutSearch for one-way flight options from Ontario to Connecticut. Find affordable one-way fares based on user searches. Data last updated May 11, 2026.
Search for one-way flight options from Ontario to Connecticut. Find affordable one-way fares based on user searches. Data last updated May 11, 2026.
This Frontier deal was found by Cheapflights users on 5/9. 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 7/256:47 pm
ONT
- EWR
1 stop14h 44m
Frontier
Deal found 5/9![Frontier logo]()
$125
This Frontier deal was found by Cheapflights users on 5/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:47 pm
ONT
- EWR
1 stop14h 44m
Frontier
Deal found 5/10![Frontier logo]()
$131
This Mytrip deal was found by Cheapflights users on 5/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/126:47 pm
ONT
- EWR
1 stop14h 44m
Frontier
Deal found 5/7![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 9/16:00 am
ONT
- EWR
2 stops36h 29m
Frontier
Deal found 5/6![Frontier logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 5/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:34 pm
ONT
- BDL
1 stop11h 46m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$139
This Frontier deal was found by Cheapflights users on 5/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/38:30 am
ONT
- LGA
1 stop10h 30m
Frontier
Deal found 5/10![Frontier logo]()
$145
This Frontier deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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.
Tue 6/28:30 am
ONT
- LGA
1 stop10h 30m
Frontier
Deal found 5/6![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 5/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/283:40 pm
ONT
- JFK
2 stops17h 10m
Frontier
Deal found 5/7![Frontier logo]()
$146
This Super.com deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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.
Mon 7/2711:50 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Deal found 5/6![JetBlue logo]()
$147
This Jetabroad deal was found by Cheapflights users on 5/10. 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.
Sat 6/68:43 am
ONT
- LGA
1 stop10h 17m
Frontier
Deal found 5/10![Frontier logo]()
$149
This JetBlue deal was found by Cheapflights users on 5/7. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1011:50 pm
ONT
- JFK
Nonstop5h 21m
JetBlue
Deal found 5/7![JetBlue logo]()
$149
This Delta deal was found by Cheapflights users on 5/8. 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 7/1112:00 pm
ONT
- LGA
1 stop8h 24m
Delta
Deal found 5/8![Delta logo]()
$150
Find flight deals from Ontario to Connecticut
Keep the following information in mind while searching for Ontario to Connecticut flight deals. Data was last updated May 11, 2026.
Round-trip from | $283 (Delta) |
|---|---|
One-way from | $125 (Frontier) |
Popular in | April |
Cheapest in | January |
Average price | $440 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Connecticut that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 11, 2026.
Use the filters below to find and compare flights from Ontario to Connecticut that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Wed 8/5
12:55 pm-11:47 pm
1 stop7h 52m
New York John F Kennedy Intl
Wed 8/12
6:00 am-10:42 am
1 stop7h 42m
$298
OntarioNewark
ONT - EWR
ONTEWR
Ontario
Mon 8/3
5:06 pm-6:00 am
1 stop9h 54m
Newark
Tue 8/11
6:00 am-10:42 am
1 stop7h 42m
$317
OntarioNewark
ONT - EWR
ONTEWR
Ontario
Tue 9/29
12:00 pm-12:05 am
1 stop9h 05m
Newark
Tue 10/6
2:30 pm-10:14 pm
1 stop10h 44m
$317
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Thu 7/30
10:00 pm-8:10 am
1 stop7h 10m
New York LaGuardia
Tue 8/4
1:59 pm-11:34 pm
2 stops12h 35m
$322
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Tue 7/28
5:10 pm-6:18 am
1 stop10h 08m
New York John F Kennedy Intl
Tue 8/4
6:00 am-12:05 pm
1 stop9h 05m
$347
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Tue 6/2
1:29 pm-11:55 pm
1 stop7h 26m
New York John F Kennedy Intl
Fri 6/5
1:11 pm-6:36 pm
1 stop8h 25m
$347
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Wed 6/10
5:54 pm-7:38 am
1 stop10h 44m
New York John F Kennedy Intl
Sat 9/19
9:55 am-5:18 pm
1 stop10h 23m
$363
OntarioNewark
ONT - EWR
ONTEWR
Ontario
Fri 10/23
6:54 pm-6:59 am
1 stop9h 05m
Newark
Tue 10/27
5:41 pm-11:53 pm
1 stop9h 12m
$369
OntarioNewark
ONT - EWR
ONTEWR
Ontario
Thu 9/10
10:45 am-11:29 pm
1 stop9h 44m
Newark
Tue 9/15
7:20 am-2:18 pm
1 stop9h 58m
$369
OntarioNewark
ONT - EWR
ONTEWR
Ontario
Thu 8/13
5:32 pm-5:59 am
1 stop9h 27m
Newark
Sat 8/22
6:55 am-2:29 pm
1 stop10h 34m
$369
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Ontario to Connecticut
Have a flexible travel schedule? Discover the best time to fly to Connecticut from Ontario with our price prediction graph.
ONT-LGA
ONT-JFK
ONT-PVD
ONT-EWR
ONT-BDL
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Connecticut
ONT-USCT
ONT-LGA
ONT-JFK
ONT-PVD
ONT-EWR
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 May 11, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from Ontario to Connecticut have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Food
7.0
Crew
8.6
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 May 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Connecticut flights
Consider these flights traveling from Ontario to Connecticut.
Top 4 airlines flying from Ontario to Connecticut
Discover the top 4 airlines that operate flights from Ontario to Connecticut. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$258 | Average$416 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$321 | Average$496 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$338 | Average$438 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$342 | Average$546 | FlexibilityNo cancel fee | On-time69% |