$126+ Cheap flights from Ontario (ONT) to Connecticut
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BDL
Oct 6 — Oct 131
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 September 6, 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 September 6, 2026.
This Expedia deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/198:03 pm -
1 stop13h 47m
Thu 10/221:45 pm -
1 stop8h 20m
Deal found 9/2![Frontier logo]()
$248
This Southwest deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” 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 10/2710:55 am -
2 stops8h 30m
Thu 10/291:25 pm -
2 stops10h 55m
Deal found 9/4![Southwest logo]()
$291
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 10/1911:55 pm -
1 stop8h 25m
Wed 10/2110:40 am -
2 stops13h 10m
Deal found 9/3![Southwest logo]()
$292
This Frontier deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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
Thu 10/11:30 pm -
1 stop8h 09m
Deal found 9/2![Frontier logo]()
$293
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/245:30 am -
2 stops8h 25m
Sat 10/316:10 am -
2 stops13h 50m
Deal found 9/3![Southwest logo]()
$297
This United Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 11/75:00 am -
1 stop7h 47m
Wed 11/113:29 pm -
1 stop8h 22m
Deal found 9/3![United Airlines logo]()
$298
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 11/1011:25 am -
1 stop8h 10m
Fri 11/133:05 pm -
2 stops10h 50m
Deal found 9/3![Southwest logo]()
$299
This United Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 10/247:00 am -
1 stop7h 25m
Wed 10/283:29 pm -
1 stop8h 22m
Deal found 9/1![United Airlines logo]()
$302
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 11/911:10 pm -
1 stop7h 27m
Fri 11/135:00 pm -
1 stop7h 57m
Deal found 9/2![Delta logo]()
$307
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 11/41:35 pm -
1 stop7h 05m
Mon 11/96:40 am -
1 stop8h 37m
Deal found 9/2![Delta logo]()
$307
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/247:07 am -
1 stop9h 35m
Sat 10/316:00 am -
1 stop8h 06m
Deal found 9/2![Delta logo]()
$308
This Gotogate deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/172:13 pm -
1 stop22h 07m
Sat 10/247:22 am -
1 stop13h 38m
Deal found 9/4![Alaska Airlines logo]()
$308
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 September 6, 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 September 6, 2026.
This United Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” 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 11/71:29 pm -
Nonstop6h 46m
Wed 11/113:29 pm -
1 stop8h 22m
Deal found 9/4![United Airlines logo]()
$298
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 11/911:10 pm -
1 stop7h 27m
Sat 11/146:00 am -
1 stop8h 08m
Deal found 9/3![Delta logo]()
$307
This Southwest deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” 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 11/185:55 am -
2 stops9h 00m
Wed 12/27:00 am -
1 stop10h 40m
Deal found 9/4![Southwest logo]()
$312
This Alaska Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 11/55:59 pm -
1 stop9h 31m
Mon 11/99:35 am -
1 stop10h 28m
Deal found 9/3![Alaska Airlines logo]()
$380
This KAYAK deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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.
Wed 9/237:20 am -
1 stop10h 15m
Fri 9/257:29 am -
1 stop8h 56m
Deal found 9/2![American Airlines logo]()
$484
This KAYAK deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 10/510:42 pm -
Nonstop5h 18m
Wed 10/75:59 pm -
Nonstop6h 00m
Deal found 9/3![JetBlue logo]()
$533
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:16 pm -
1 stop7h 25m
Thu 11/126:00 am -
1 stop8h 08m
Deal found 9/3![Delta logo]()
$307
This United Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/275:00 am -
2 stops9h 15m
Thu 10/296:05 am -
2 stops9h 25m
Deal found 9/2![United Airlines logo]()
$327
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:15 pm -
1 stop10h 11m
Mon 10/56:35 pm -
1 stop8h 12m
Deal found 9/2![Delta logo]()
$307
This Delta deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 10/171:35 pm -
1 stop7h 05m
Sun 11/17:10 am -
1 stop13h 02m
Deal found 9/1![Delta logo]()
$307
This Southwest deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 10/269:30 pm -
2 stops8h 55m
Fri 10/305:35 pm -
2 stops9h 20m
Deal found 9/1![Southwest logo]()
$372
This Alaska Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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 11/54:09 pm -
1 stop10h 31m
Sat 11/79:30 am -
1 stop11h 47m
Deal found 9/5![Alaska Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 9/2612:17 pm -
1 stop9h 42m
Wed 9/306:00 am -
1 stop9h 14m
Deal found 9/3![Delta logo]()
$307
This Alaska Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 11/85:59 pm -
1 stop9h 31m
Fri 11/139:35 am -
1 stop10h 28m
Deal found 9/3![Alaska Airlines logo]()
$390
This United Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:00 am -
1 stop7h 47m
Wed 11/113:29 pm -
1 stop8h 22m
Deal found 9/2![United Airlines logo]()
$408
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/247:07 am -
1 stop10h 18m
Sat 10/316:00 am -
1 stop8h 06m
Deal found 9/2![Delta logo]()
$308
This United Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/175:00 am -
1 stop7h 47m
Sat 10/244:22 pm -
1 stop9h 29m
Deal found 9/2![United Airlines logo]()
$412
This Southwest deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 12/1610:55 am -
1 stop7h 25m
Sun 1/37:20 am -
1 stop9h 00m
Deal found 9/1![Southwest logo]()
$455
This Delta deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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 11/101:15 pm -
1 stop7h 40m
Fri 11/134:05 pm -
1 stop8h 52m
Deal found 9/5![Delta logo]()
$327
This Alaska Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2211:29 am -
1 stop8h 56m
Thu 10/299:03 am -
1 stop11h 57m
Deal found 9/4![Alaska Airlines logo]()
$459
This Southwest deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 9/227:00 am -
2 stops11h 15m
Sat 9/261:25 pm -
2 stops9h 40m
Deal found 9/2![Southwest logo]()
$461
This United Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 11/171:29 pm -
1 stop6h 46m
Sat 11/219:05 am -
2 stops14h 46m
Deal found 9/3![United Airlines logo]()
$422
This Alaska Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 9/2310:47 am -
1 stop9h 42m
Tue 9/297:20 am -
1 stop9h 56m
Deal found 9/3![Alaska Airlines logo]()
$459
This United Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 10/275:00 am -
1 stop7h 47m
Tue 11/32:00 pm -
1 stop10h 40m
Deal found 9/1![United Airlines logo]()
$422
This Southwest deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 11/208:05 am -
1 stop6h 55m
Fri 11/275:55 am -
2 stops11h 10m
Deal found 9/2![Southwest logo]()
$472
This Delta deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 12/311:57 am -
1 stop9h 13m
Mon 12/77:10 am -
1 stop13h 05m
Deal found 9/1![Delta logo]()
$373
This United Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:08 am -
2 stops10h 46m
Tue 9/225:25 pm -
1 stop8h 34m
Deal found 9/3![United Airlines logo]()
$422
This Alaska Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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 1/46:11 pm -
1 stop8h 43m
Sat 1/95:30 pm -
2 stops20h 08m
Deal found 9/5![Alaska Airlines logo]()
$466
This Southwest deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/911:55 pm -
1 stop8h 15m
Wed 10/141:25 pm -
1 stop7h 20m
Deal found 9/2![Southwest logo]()
$477
This Delta deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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 11/2512:18 pm -
1 stop8h 23m
Thu 12/33:00 pm -
1 stop9h 56m
Deal found 9/5![Delta logo]()
$383
Last-minute flights from Ontario to ConnecticutDiscover last-minute flight deals from Ontario to Connecticut. Data last updated September 6, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Connecticut. Data last updated September 6, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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
Thu 10/11:30 pm -
1 stop8h 09m
Deal found 9/2![Frontier logo]()
$293
This American Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 9/2910:25 am -
1 stop10h 19m
Tue 10/68:30 am -
1 stop8h 00m
Deal found 9/2![American Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 10/171:35 pm -
1 stop7h 05m
Tue 11/179:30 am -
1 stop9h 54m
Deal found 9/3![Delta logo]()
$307
This Gotogate deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/172:13 pm -
1 stop22h 07m
Sat 10/247:22 am -
1 stop13h 38m
Deal found 9/4![Alaska Airlines logo]()
$308
This Expedia deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/198:03 pm -
1 stop13h 47m
Thu 10/221:45 pm -
1 stop8h 20m
Deal found 9/2![Frontier logo]()
$248
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 10/1911:55 pm -
1 stop8h 25m
Wed 10/2110:40 am -
2 stops13h 10m
Deal found 9/3![Southwest logo]()
$292
This CheapOair deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:03 pm -
1 stop13h 47m
Fri 10/231:45 pm -
1 stop8h 23m
Deal found 9/3![Frontier logo]()
$309
This Southwest deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/2312:40 pm -
1 stop7h 15m
Tue 10/278:30 am -
2 stops10h 05m
Deal found 9/2![Southwest logo]()
$312
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/245:30 am -
2 stops8h 25m
Sat 10/316:10 am -
2 stops13h 50m
Deal found 9/3![Southwest logo]()
$297
This United Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 10/247:00 am -
1 stop7h 25m
Wed 10/283:29 pm -
1 stop8h 22m
Deal found 9/1![United Airlines logo]()
$302
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/247:07 am -
1 stop9h 35m
Sat 10/316:00 am -
1 stop8h 06m
Deal found 9/2![Delta logo]()
$308
This Southwest deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” 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 10/2710:55 am -
2 stops8h 30m
Thu 10/291:25 pm -
2 stops10h 55m
Deal found 9/4![Southwest logo]()
$291
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 September 6, 2026.
Search for one-way flight options from Ontario to Connecticut. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.
This Super.com deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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 10/198:03 pm -
1 stop13h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Frontier logo]()
$126
This Super.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 9/217:46 pm -
1 stop13h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$128
This Frontier deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/57:46 pm -
1 stop13h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$129
This Super.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$153
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/177:07 am -
1 stop9h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Delta logo]()
$154
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/1012:16 pm -
1 stop9h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Delta logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/56:15 am -
2 stops34h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$155
This United Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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.
Sun 12/205:00 am -
2 stops10h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![United Airlines logo]()
$159
This American Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/316:15 am -
2 stops11h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![American Airlines logo]()
$159
This Mytrip deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” 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.
Wed 10/216:02 am -
1 stop13h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Alaska Airlines logo]()
$160
This Booking.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:02 am -
1 stop13h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Alaska Airlines logo]()
$161
This Delta deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/510:00 pm -
1 stop7h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Delta logo]()
$164
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 September 6, 2026.
Round-trip from | $248 (Expedia) |
|---|---|
One-way from | $126 (Super.com) |
Popular in | June |
Cheapest in | January |
Average price | $405 |
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 September 6, 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 - LGA New York LaGuardia
ONTLGA
Ontario
Sat 10/17
7:07 am-7:42 pm
1 stop9h 35m
New York LaGuardia
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$154
OntarioNew York
ONT Ontario - LGA New York LaGuardia
ONTLGA
Ontario
Mon 1/25
7:00 am-5:42 pm
1 stop7h 42m
New York LaGuardia
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$154
OntarioNew York
ONT Ontario - LGA New York LaGuardia
ONTLGA
Ontario
Fri 1/29
7:00 am-5:42 pm
1 stop7h 42m
New York LaGuardia
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$154
OntarioNew York
ONT Ontario - JFK New York John F Kennedy Intl
ONTJFK
Ontario
Wed 10/28
5:03 pm-6:00 am
1 stop9h 57m
New York John F Kennedy Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$154
OntarioNew York
ONT Ontario - JFK New York John F Kennedy Intl
ONTJFK
Ontario
Mon 3/1
7:00 am-10:36 pm
1 stop12h 36m
New York John F Kennedy Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$154
OntarioNew York
ONT Ontario - JFK New York John F Kennedy Intl
ONTJFK
Ontario
Sat 12/5
12:20 pm-1:01 am
1 stop9h 41m
New York John F Kennedy Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$164
OntarioNew York
ONT Ontario - JFK New York John F Kennedy Intl
ONTJFK
Ontario
Tue 12/1
11:57 am-11:56 pm
1 stop8h 59m
New York John F Kennedy Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$164
OntarioNew York
ONT Ontario - LGA New York LaGuardia
ONTLGA
Ontario
Mon 10/19
11:08 pm-11:42 am
1 stop9h 34m
New York LaGuardia
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$170
Quickest round-trip
OntarioNew York
ONT Ontario - JFK New York John F Kennedy Intl
ONTJFK
Ontario
Sat 10/10
11:05 pm-7:23 am
Nonstop5h 18m
New York John F Kennedy Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$189
OntarioNewark
ONT Ontario - EWR Newark
ONTEWR
Ontario
Sat 1/30
4:16 pm-6:53 am
1 stop11h 37m
Newark
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$190
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-LGA
ONT-JFK
ONT-PVD
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-EWR
ONT-LGA
ONT-JFK
ONT-PVD
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 November is currently the most expensive (average of $831). 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 $405 and $497 in October.The cheapest round-trip price found within the last 5 days was $363 on Delta (Oct 3-Oct 7).
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 September 6, 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
Entertainment
7.5
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Entertainment
7.5
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Entertainment
7.5
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Entertainment
7.5
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Entertainment
7.5
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
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 September 6, 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 September 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$331 | Average$484 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$338 | Average$462 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$380 | Average$655 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$446 | Average$570 | FlexibilityNo cancel fee | On-time71% |