$108+ 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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BDL
Sep 18 — Sep 251
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Ontario to Connecticut with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Connecticut
Cheapest
Best
Last-minute
One-way
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 August 19, 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 August 19, 2026.
This Expedia deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/148:11 pm -
1 stop13h 24m
Fri 9/181:30 pm -
1 stop8h 09m
Deal found 8/17![Frontier logo]()
$208
This Trip.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:15 am -
2 stops39h 46m
Fri 9/181:30 pm -
1 stop8h 09m
Deal found 8/18![Frontier logo]()
$265
This Frontier deal was found by Cheapflights users on 8/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:46 pm -
1 stop13h 49m
Fri 10/21:30 pm -
1 stop8h 09m
Deal found 8/14![Frontier logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:46 pm -
1 stop13h 49m
Tue 9/2210:29 pm -
2 stops28h 18m
Deal found 8/18![Frontier logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 9/225:31 pm -
1 stop16h 04m
Wed 9/301:30 pm -
2 stops24h 00m
Deal found 8/15![Frontier logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals ”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/62:35 pm -
2 stops28h 25m
Tue 11/1010:55 pm -
1 stop13h 58m
Deal found 8/17![Frontier logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 8/16. 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.
Tue 9/225:31 pm -
1 stop16h 04m
Tue 9/291:30 pm -
2 stops24h 00m
Deal found 8/16![Frontier logo]()
$281
This Trip.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1711:45 am -
2 stops34h 16m
Thu 9/241:30 pm -
1 stop8h 09m
Deal found 8/18![Frontier logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:15 am -
2 stops27h 20m
Thu 10/11:30 pm -
1 stop8h 09m
Deal found 8/17![Frontier logo]()
$283
This Expedia deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1610:47 am -
1 stop9h 42m
Fri 10/21:30 pm -
1 stop8h 09m
Deal found 8/18![Multiple Airlines logo]()
$294
This Trip.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/245:03 pm -
1 stop9h 57m
Sat 10/316:00 am -
1 stop9h 36m
Deal found 8/18![Delta logo]()
$295
This Trip.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2412:16 pm -
1 stop8h 24m
Sat 10/316:00 am -
1 stop8h 06m
Deal found 8/18![Delta logo]()
$296
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 August 19, 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 August 19, 2026.
This Delta deal was found by Cheapflights users on 8/16. 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.
Sat 9/195:15 pm -
1 stop10h 11m
Tue 9/226:00 am -
1 stop9h 14m
Deal found 8/16![Delta logo]()
$307
This Alaska Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/910:40 am -
1 stop16h 18m
Sun 11/157:00 am -
1 stop13h 03m
Deal found 8/17![Alaska Airlines logo]()
$379
This Southwest deal was found by Cheapflights users on 8/16. 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 9/1812:25 pm -
1 stop7h 30m
Sun 9/206:00 am -
1 stop9h 00m
Deal found 8/16![Southwest logo]()
$392
This JetBlue deal was found by Cheapflights users on 8/15. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1210:39 pm -
Nonstop5h 21m
Sat 9/195:59 pm -
Nonstop5h 58m
Deal found 8/15![JetBlue logo]()
$399
This United Airlines deal was found by Cheapflights users on 8/14. 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 11/135:00 am -
1 stop9h 27m
Wed 11/183:39 pm -
1 stop9h 01m
Deal found 8/14![United Airlines logo]()
$417
This KAYAK deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3012:59 pm -
1 stop7h 59m
Thu 9/37:59 am -
1 stop8h 32m
Deal found 8/18![American Airlines logo]()
$426
This Delta deal was found by Cheapflights users on 8/15. 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.
Sat 10/312:17 pm -
1 stop7h 25m
Tue 10/61:14 pm -
1 stop10h 11m
Deal found 8/15![Delta logo]()
$337
This Southwest deal was found by Cheapflights users on 8/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/212:40 pm -
1 stop7h 15m
Mon 10/55:35 pm -
2 stops9h 20m
Deal found 8/15![Southwest logo]()
$397
This Delta deal was found by Cheapflights users on 8/15. 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 1/217:00 am -
1 stop8h 00m
Tue 1/265:05 pm -
1 stop8h 09m
Deal found 8/15![Delta logo]()
$363
This Alaska Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:56 pm -
1 stop9h 48m
Fri 10/234:23 pm -
1 stop10h 19m
Deal found 8/17![Alaska Airlines logo]()
$417
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:00 am -
1 stop9h 14m
Tue 10/611:20 am -
2 stops12h 11m
Deal found 8/18![United Airlines logo]()
$422
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1310:00 pm -
1 stop9h 36m
Wed 9/163:00 pm -
1 stop8h 24m
Deal found 8/19![Delta logo]()
$373
This United Airlines deal was found by Cheapflights users on 8/15. 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 9/16:08 am -
2 stops10h 46m
Sat 9/510:20 am -
2 stops13h 33m
Deal found 8/15![United Airlines logo]()
$427
This JetBlue deal was found by Cheapflights users on 8/16. 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.
Thu 10/110:39 pm -
Nonstop5h 21m
Sat 10/35:59 pm -
Nonstop5h 58m
Deal found 8/16![JetBlue logo]()
$477
This Southwest deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:55 pm -
2 stops10h 15m
Sun 10/2512:35 pm -
1 stop10h 55m
Deal found 8/18![Southwest logo]()
$436
This Delta deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/512:00 pm -
1 stop8h 58m
Sat 9/1211:43 am -
1 stop9h 58m
Deal found 8/18![Delta logo]()
$387
This Alaska Airlines deal was found by Cheapflights users on 8/16. 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.
Mon 8/246:05 pm -
1 stop8h 56m
Thu 8/279:55 am -
1 stop10h 15m
Deal found 8/16![Alaska Airlines logo]()
$472
This Southwest deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2412:25 pm -
1 stop7h 30m
Sun 9/276:00 am -
1 stop9h 00m
Deal found 8/17![Southwest logo]()
$448
This United Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:00 am -
1 stop8h 25m
Fri 9/115:25 pm -
1 stop8h 34m
Deal found 8/17![United Airlines logo]()
$467
This Delta deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:22 pm -
1 stop7h 19m
Wed 12/96:00 am -
1 stop8h 10m
Deal found 8/18![Delta logo]()
$392
This Alaska Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:12 am -
1 stop13h 17m
Tue 9/226:55 am -
2 stops12h 15m
Deal found 8/18![Alaska Airlines logo]()
$481
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:29 pm -
1 stop7h 15m
Sat 10/313:20 pm -
1 stop8h 31m
Deal found 8/18![United Airlines logo]()
$473
This Southwest deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:55 pm -
1 stop9h 10m
Sat 9/191:25 pm -
2 stops9h 40m
Deal found 8/19![Southwest logo]()
$473
This Alaska Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:14 pm -
2 stops11h 47m
Thu 9/249:55 am -
1 stop10h 23m
Deal found 8/19![Alaska Airlines logo]()
$497
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:00 am -
2 stops11h 14m
Wed 9/96:00 am -
1 stop8h 05m
Deal found 8/19![Delta logo]()
$418
This United Airlines deal was found by Cheapflights users on 8/15. 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.
Sat 9/51:18 pm -
1 stop7h 25m
Thu 9/103:36 pm -
1 stop8h 17m
Deal found 8/15![United Airlines logo]()
$473
This Southwest deal was found by Cheapflights users on 8/14. 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.
Sat 9/511:55 pm -
1 stop9h 15m
Sun 9/135:45 am -
2 stops9h 00m
Deal found 8/14![Southwest logo]()
$492
This Alaska Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/294:50 pm -
2 stops27h 39m
Tue 10/66:30 am -
2 stops12h 32m
Deal found 8/17![Alaska Airlines logo]()
$513
This United Airlines deal was found by Cheapflights users on 8/15. 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.
Thu 9/101:18 pm -
1 stop7h 25m
Tue 9/1512:12 pm -
2 stops10h 49m
Deal found 8/15![United Airlines logo]()
$478
This Delta deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2010:00 pm -
1 stop8h 22m
Sat 9/267:15 am -
1 stop7h 59m
Deal found 8/17![Delta logo]()
$449
Last-minute flights from Ontario to ConnecticutDiscover last-minute flight deals from Ontario to Connecticut. Data last updated August 19, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Connecticut. Data last updated August 19, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/318:17 am -
1 stop10h 43m
Thu 9/310:55 pm -
1 stop12h 43m
Deal found 8/18![Frontier logo]()
$299
This Frontier deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:37 am -
1 stop9h 23m
Wed 9/210:55 pm -
1 stop12h 43m
Deal found 8/18![Frontier logo]()
$297
This Trip.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:15 am -
2 stops39h 46m
Fri 9/181:30 pm -
1 stop8h 09m
Deal found 8/18![Frontier logo]()
$265
This Super.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/148:11 pm -
1 stop13h 24m
Fri 9/181:30 pm -
1 stop8h 09m
Deal found 8/18![Frontier logo]()
$212
This Expedia deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1610:47 am -
1 stop9h 42m
Fri 10/21:30 pm -
1 stop8h 09m
Deal found 8/18![Multiple Airlines logo]()
$294
This Trip.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1711:45 am -
2 stops34h 16m
Thu 9/241:30 pm -
1 stop8h 09m
Deal found 8/18![Frontier logo]()
$282
This Frontier deal was found by Cheapflights users on 8/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:46 pm -
1 stop13h 49m
Fri 10/21:30 pm -
1 stop8h 09m
Deal found 8/15![Frontier logo]()
$208
This Kiwi.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:46 pm -
1 stop13h 49m
Tue 9/2210:29 pm -
2 stops28h 18m
Deal found 8/18![Frontier logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 9/225:31 pm -
1 stop16h 04m
Wed 9/301:30 pm -
2 stops24h 00m
Deal found 8/15![Frontier logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 8/16. 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.
Tue 9/225:31 pm -
1 stop16h 04m
Tue 9/291:30 pm -
2 stops24h 00m
Deal found 8/16![Frontier logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:15 am -
2 stops27h 20m
Thu 10/11:30 pm -
1 stop8h 09m
Deal found 8/17![Frontier logo]()
$283
This Frontier deal was found by Cheapflights users on 8/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:46 pm -
1 stop13h 49m
Thu 10/11:30 pm -
1 stop8h 09m
Deal found 8/16![Frontier logo]()
$266
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 August 19, 2026.
Search for one-way flight options from Ontario to Connecticut. Find affordable one-way fares based on user searches. Data last updated August 19, 2026.
This Super.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:46 pm -
1 stop13h 49m
Deal found 8/17![Frontier logo]()
$108
This Frontier deal was found by Cheapflights users on 8/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:46 pm -
1 stop13h 49m
Deal found 8/16![Frontier logo]()
$110
This Jetabroad deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/47:46 pm -
1 stop13h 49m
Deal found 8/17![Frontier logo]()
$112
This Trip.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/148:11 pm -
1 stop13h 24m
Deal found 8/19![Frontier logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2211:45 am -
2 stops21h 50m
Deal found 8/18![Frontier logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:45 am -
2 stops30h 39m
Deal found 8/17![Frontier logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 8/16. 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.
Wed 9/3011:45 am -
2 stops30h 14m
Deal found 8/16![Frontier logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 9/216:15 am -
2 stops27h 20m
Deal found 8/14![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 8/16. 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.
Wed 9/96:15 am -
2 stops39h 46m
Deal found 8/16![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:56 pm -
2 stops26h 05m
Deal found 8/17![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:15 am -
2 stops11h 44m
Deal found 8/18![Frontier logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1412:07 pm -
2 stops20h 43m
Deal found 8/18![Frontier logo]()
$152
Find flight deals from Ontario to Connecticut
Keep the following information in mind while searching for Ontario to Connecticut flight deals. Data was last updated August 19, 2026.
Round-trip from | $208 (Frontier) |
|---|---|
One-way from | $108 (Super.com) |
Popular in | June |
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 7,457,451 searches. Data last updated August 19, 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 Ontario - JFK New York John F Kennedy Intl
ONTJFK
Ontario
Sat 9/19
5:15 pm-6:26 am
1 stop10h 11m
New York John F Kennedy Intl
Tue 9/22
6:00 am-12:14 pm
1 stop9h 14m
$307
OntarioProvidence
ONT Ontario - PVD Providence-TFGreen
ONTPVD
Ontario
Sat 10/3
12:17 pm-10:42 pm
1 stop7h 25m
Providence-TFGreen
Tue 10/6
1:14 pm-8:25 pm
1 stop10h 11m
$337
OntarioHartford
ONT Ontario - BDL Hartford Bradley Intl
ONTBDL
Ontario
Thu 1/21
7:00 am-6:00 pm
1 stop8h 00m
Hartford Bradley Intl
Tue 1/26
5:05 pm-10:14 pm
1 stop8h 09m
$363
OntarioNew York
ONT Ontario - LGA New York LaGuardia
ONTLGA
Ontario
Sun 9/13
10:00 pm-10:36 am
1 stop9h 36m
New York LaGuardia
Wed 9/16
3:00 pm-8:24 pm
1 stop8h 24m
$373
OntarioNewark
ONT Ontario - EWR Newark
ONTEWR
Ontario
Mon 11/9
10:40 am-5:58 am
1 stop16h 18m
Newark
Sun 11/15
7:00 am-5:03 pm
1 stop13h 03m
$379
OntarioHartford
ONT Ontario - BDL Hartford Bradley Intl
ONTBDL
Ontario
Sat 9/5
12:00 pm-11:58 pm
1 stop8h 58m
Hartford Bradley Intl
Sat 9/12
11:43 am-6:41 pm
1 stop9h 58m
$387
OntarioNew York
ONT Ontario - LGA New York LaGuardia
ONTLGA
Ontario
Fri 9/18
12:25 pm-10:55 pm
1 stop7h 30m
New York LaGuardia
Sun 9/20
6:00 am-12:00 pm
1 stop9h 00m
$392
OntarioNew York
ONT Ontario - LGA New York LaGuardia
ONTLGA
Ontario
Wed 11/11
12:22 pm-10:41 pm
1 stop7h 19m
New York LaGuardia
Wed 12/9
6:00 am-11:10 am
1 stop8h 10m
$392
OntarioNew York
ONT Ontario - LGA New York LaGuardia
ONTLGA
Ontario
Fri 10/2
12:40 pm-10:55 pm
1 stop7h 15m
New York LaGuardia
Mon 10/5
5:35 pm-11:55 pm
2 stops9h 20m
$397
Quickest round-trip
OntarioNew York
ONT Ontario - JFK New York John F Kennedy Intl
ONTJFK
Ontario
Sat 9/12
10:39 pm-7:00 am
Nonstop5h 21m
New York John F Kennedy Intl
Sat 9/19
5:59 pm-8:57 pm
Nonstop5h 58m
$399
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-BDL
ONT-EWR
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-LGA
ONT-BDL
ONT-EWR
ONT-JFK
What is the cheapest month to book a flight from Ontario to Connecticut?
Currently, January is the cheapest month in which you can book a flight from Ontario to Connecticut (average of $449). Flying from Ontario to Connecticut in April is currently the most expensive (average of $781). 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?
Airfare is below average for this route at the moment.
Ontario to Connecticut flights typically cost between $446 and $601 in November.The cheapest round-trip price found within the last 5 days was $361 on Multiple Airlines (Nov 12-Nov 17).
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 August 19, 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
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Overall
8.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
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 August 19, 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 7,457,451 searches. Data last updated August 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$258 | Average$484 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$338 | Average$458 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$379 | Average$601 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$407 | Average$570 | FlexibilityNo cancel fee | On-time71% |