$84+ 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BDL
Mar 6 — Mar 131
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 February 4, 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 February 4, 2026.
This Trip.com deal was found by Cheapflights users on 2/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/157:29 pm
ONT
- JFK
1 stop8h 01m
Frontier
Tue 4/217:30 am
JFK
- ONT
1 stop14h 04m
Frontier
Deal found 2/2![Frontier logo]()
$197
This Frontier deal was found by Cheapflights users on 2/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:29 pm
ONT
- JFK
1 stop8h 01m
Frontier
Sat 4/257:30 am
JFK
- ONT
1 stop13h 53m
Frontier
Deal found 2/3![Frontier logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 2/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:29 pm
ONT
- JFK
1 stop8h 01m
Frontier
Tue 4/2111:04 am
JFK
- ONT
2 stops34h 30m
Frontier
Deal found 2/4![Frontier logo]()
$201
This Frontier deal was found by Cheapflights users on 2/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:29 pm
ONT
- JFK
1 stop8h 01m
Frontier
Tue 5/127:30 am
JFK
- ONT
1 stop14h 04m
Frontier
Deal found 2/4![Frontier logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 5/48:59 pm
ONT
- JFK
1 stop30h 31m
Frontier
Wed 5/207:30 am
JFK
- ONT
1 stop9h 10m
Frontier
Deal found 2/2![Frontier logo]()
$204
This CheapOair deal was found by Cheapflights users on 2/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/411:44 am
ONT
- JFK
1 stop15h 46m
Frontier
Wed 5/67:30 am
JFK
- ONT
1 stop14h 04m
Frontier
Deal found 2/2![Frontier logo]()
$211
This Frontier deal was found by Cheapflights users on 2/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/137:29 pm
ONT
- JFK
1 stop8h 01m
Frontier
Sat 5/167:30 am
JFK
- ONT
1 stop13h 53m
Frontier
Deal found 2/3![Frontier logo]()
$221
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Tue 4/282:44 pm
ONT
- JFK
1 stop12h 46m
Frontier
Sun 5/37:30 am
JFK
- ONT
1 stop27h 34m
Frontier
Deal found 2/2![Frontier logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Fri 2/272:21 pm
ONT
- EWR
1 stop24h 33m
Multiple Airlines
Tue 3/310:31 pm
EWR
- ONT
2 stops26h 03m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 3/22:06 pm
ONT
- EWR
1 stop24h 48m
Multiple Airlines
Mon 3/910:30 pm
EWR
- ONT
2 stops52h 29m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Fri 2/272:21 pm
ONT
- EWR
1 stop24h 33m
Multiple Airlines
Sat 3/75:59 am
EWR
- ONT
2 stops21h 00m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$231
This CheapOair deal was found by Cheapflights users on 2/3. 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.
Thu 4/1611:44 am
ONT
- JFK
1 stop15h 46m
Frontier
Mon 4/207:30 am
JFK
- ONT
1 stop15h 34m
Frontier
Deal found 2/3![Frontier logo]()
$232
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 February 4, 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 February 4, 2026.
This Delta deal was found by Cheapflights users on 2/4. 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.
Sat 3/1410:25 pm
ONT
- LGA
1 stop8h 17m
Delta
Tue 3/176:00 am
LGA
- ONT
1 stop8h 47m
Delta
Deal found 2/4![Delta logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 2/4. 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 2/266:14 am
ONT
- JFK
1 stop9h 56m
Alaska Airlines
Wed 3/45:00 pm
JFK
- ONT
1 stop9h 52m
Alaska Airlines
Deal found 2/4![Alaska Airlines logo]()
$264
This United Airlines deal was found by Cheapflights users on 2/2. 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 4/2811:05 am
ONT
- EWR
1 stop9h 12m
United Airlines
Wed 5/202:36 pm
EWR
- ONT
1 stop10h 54m
United Airlines
Deal found 2/2![United Airlines logo]()
$324
This American Airlines deal was found by Cheapflights users on 2/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/167:05 pm
ONT
- PVD
2 stops12h 52m
American Airlines
Wed 2/181:02 pm
PVD
- ONT
2 stops12h 47m
American Airlines
Deal found 2/1![American Airlines logo]()
$387
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/110:14 pm
ONT
- BDL
2 stops56h 09m
Multiple Airlines
Sun 3/86:00 am
BDL
- ONT
1 stop29h 06m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$398
This Southwest deal was found by Cheapflights users on 2/3. 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.
Thu 4/169:55 pm
ONT
- BDL
2 stops9h 45m
Southwest
Sun 4/196:45 pm
BDL
- ONT
1 stop8h 25m
Southwest
Deal found 2/3![Southwest logo]()
$423
This Delta deal was found by Cheapflights users on 2/3. 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.
Tue 5/510:15 pm
ONT
- LGA
1 stop7h 24m
Delta
Sat 5/96:00 am
LGA
- ONT
1 stop7h 57m
Delta
Deal found 2/3![Delta logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/254:02 pm
ONT
- JFK
1 stop12h 03m
Alaska Airlines
Tue 3/35:00 pm
JFK
- ONT
1 stop9h 52m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$264
This Delta deal was found by Cheapflights users on 2/4. 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.
Tue 4/2112:49 pm
ONT
- LGA
1 stop7h 52m
Delta
Tue 4/282:59 pm
LGA
- ONT
1 stop9h 01m
Delta
Deal found 2/4![Delta logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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.
Tue 3/104:02 pm
ONT
- JFK
1 stop12h 03m
Alaska Airlines
Wed 3/115:00 pm
JFK
- ONT
1 stop9h 52m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$267
This Delta deal was found by Cheapflights users on 2/4. 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.
Tue 2/1710:20 pm
ONT
- LGA
1 stop7h 28m
Delta
Fri 2/204:00 pm
LGA
- ONT
1 stop8h 05m
Delta
Deal found 2/4![Delta logo]()
$257
This United Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/21:40 pm
ONT
- EWR
1 stop7h 17m
United Airlines
Thu 5/72:36 pm
EWR
- ONT
1 stop10h 54m
United Airlines
Deal found 1/31![United Airlines logo]()
$329
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/44:02 pm
ONT
- JFK
1 stop12h 03m
Alaska Airlines
Fri 3/65:00 pm
JFK
- ONT
1 stop9h 52m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 2/4. 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 3/910:25 pm
ONT
- LGA
1 stop7h 15m
Delta
Tue 3/176:00 am
LGA
- ONT
1 stop8h 47m
Delta
Deal found 2/4![Delta logo]()
$257
This United Airlines deal was found by Cheapflights users on 2/2. 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 2/281:45 pm
ONT
- EWR
1 stop6h 39m
United Airlines
Sat 3/216:00 am
EWR
- ONT
1 stop9h 18m
United Airlines
Deal found 2/2![United Airlines logo]()
$329
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:14 am
ONT
- JFK
1 stop9h 56m
Alaska Airlines
Mon 3/95:00 pm
JFK
- ONT
1 stop9h 52m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 2/4. 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.
Fri 3/61:15 pm
ONT
- LGA
1 stop7h 27m
Delta
Mon 3/91:00 pm
LGA
- ONT
1 stop11h 00m
Delta
Deal found 2/4![Delta logo]()
$257
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Mon 2/1611:58 pm
ONT
- PVD
2 stops12h 44m
American Airlines
Mon 2/231:55 pm
PVD
- ONT
2 stops11h 12m
American Airlines
Deal found 2/2![American Airlines logo]()
$387
This Alaska Airlines deal was found by Cheapflights users on 2/4. 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.
Wed 3/114:02 pm
ONT
- JFK
1 stop12h 03m
Alaska Airlines
Wed 3/184:31 pm
JFK
- ONT
1 stop10h 28m
Alaska Airlines
Deal found 2/4![Alaska Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 2/2. 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 2/2510:20 pm
ONT
- JFK
1 stop8h 40m
Delta
Wed 3/43:15 pm
JFK
- ONT
1 stop8h 50m
Delta
Deal found 2/2![Delta logo]()
$257
This Southwest deal was found by Cheapflights users on 2/1. 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.
Fri 3/139:55 pm
ONT
- BDL
1 stop7h 05m
Southwest
Fri 3/208:55 am
BDL
- ONT
1 stop8h 10m
Southwest
Deal found 2/1![Southwest logo]()
$437
This American Airlines deal was found by Cheapflights users on 2/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/611:59 pm
ONT
- BDL
1 stop7h 21m
American Airlines
Wed 4/86:43 pm
BDL
- ONT
1 stop8h 03m
American Airlines
Deal found 2/4![American Airlines logo]()
$408
This Delta deal was found by Cheapflights users on 2/1. 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.
Tue 2/175:00 pm
ONT
- JFK
1 stop10h 25m
Delta
Mon 2/234:05 pm
JFK
- ONT
1 stop10h 44m
Delta
Deal found 2/1![Delta logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 2/4. 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.
Wed 3/46:14 am
ONT
- EWR
1 stop9h 14m
Alaska Airlines
Mon 3/95:30 pm
EWR
- ONT
1 stop9h 22m
Alaska Airlines
Deal found 2/4![Alaska Airlines logo]()
$293
This Southwest deal was found by Cheapflights users on 2/1. 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 3/189:55 pm
ONT
- BDL
1 stop7h 00m
Southwest
Mon 3/307:35 am
BDL
- ONT
1 stop9h 35m
Southwest
Deal found 2/1![Southwest logo]()
$437
This Delta deal was found by Cheapflights users on 2/2. 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.
Sun 2/1510:20 pm
ONT
- LGA
1 stop7h 28m
Delta
Wed 2/181:01 pm
LGA
- ONT
2 stops13h 48m
Delta
Deal found 2/2![Delta logo]()
$262
This Alaska Airlines deal was found by Cheapflights users on 2/4. 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.
Fri 3/66:08 pm
ONT
- EWR
1 stop21h 51m
Alaska Airlines
Sat 3/149:00 am
EWR
- ONT
1 stop17h 32m
Alaska Airlines
Deal found 2/4![Alaska Airlines logo]()
$293
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Wed 3/181:50 pm
ONT
- BDL
1 stop6h 39m
United Airlines
Sat 3/284:58 pm
BDL
- ONT
1 stop8h 20m
United Airlines
Deal found 2/1![United Airlines logo]()
$437
This Delta deal was found by Cheapflights users on 2/4. 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.
Sat 3/1410:25 pm
ONT
- LGA
1 stop8h 17m
Delta
Thu 3/191:00 pm
LGA
- ONT
1 stop11h 00m
Delta
Deal found 2/4![Delta logo]()
$267
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:14 am
ONT
- JFK
1 stop9h 56m
Alaska Airlines
Wed 3/117:00 am
JFK
- ONT
1 stop11h 08m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$297
Last-minute flights from Ontario to ConnecticutDiscover last-minute flight deals from Ontario to Connecticut. Data last updated February 4, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Connecticut. Data last updated February 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 2/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/231:18 pm
ONT
- LGA
1 stop31h 37m
Multiple Airlines
Fri 2/278:59 pm
LGA
- ONT
2 stops30h 00m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$235
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Wed 2/2510:37 pm
ONT
- LGA
1 stop7h 44m
American Airlines
Wed 3/412:58 pm
LGA
- ONT
1 stop9h 47m
American Airlines
Deal found 2/2![American Airlines logo]()
$251
This American Airlines deal was found by Cheapflights users on 2/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/257:00 am
ONT
- LGA
1 stop7h 59m
American Airlines
Mon 3/24:05 pm
LGA
- ONT
1 stop9h 44m
American Airlines
Deal found 2/3![American Airlines logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Fri 2/272:21 pm
ONT
- EWR
1 stop24h 33m
Multiple Airlines
Tue 3/310:31 pm
EWR
- ONT
2 stops26h 03m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Fri 2/272:21 pm
ONT
- EWR
1 stop24h 33m
Multiple Airlines
Sat 3/75:59 am
EWR
- ONT
2 stops21h 00m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Fri 2/272:21 pm
ONT
- EWR
1 stop24h 33m
Multiple Airlines
Wed 3/45:15 am
EWR
- ONT
2 stops31h 19m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 3/22:06 pm
ONT
- EWR
1 stop24h 48m
Multiple Airlines
Mon 3/910:30 pm
EWR
- ONT
2 stops52h 29m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/21:18 pm
ONT
- EWR
1 stop19h 11m
Multiple Airlines
Tue 3/1010:30 pm
EWR
- ONT
2 stops28h 29m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/21:18 pm
ONT
- LGA
1 stop31h 37m
Multiple Airlines
Tue 3/1010:00 pm
LGA
- ONT
1 stop21h 15m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/38:40 am
ONT
- EWR
2 stops11h 49m
Multiple Airlines
Tue 3/104:05 pm
EWR
- ONT
1 stop27h 10m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/32:06 pm
ONT
- LGA
2 stops17h 54m
Multiple Airlines
Tue 3/1010:00 pm
LGA
- ONT
1 stop21h 15m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$241
This United Airlines deal was found by Cheapflights users on 2/3. 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 3/35:00 am
ONT
- LGA
1 stop7h 45m
United Airlines
Tue 3/103:20 pm
LGA
- ONT
1 stop9h 58m
United Airlines
Deal found 2/3![United Airlines logo]()
$249
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 February 4, 2026.
Search for one-way flight options from Ontario to Connecticut. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Tue 3/38:40 am
ONT
- EWR
2 stops35h 49m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:15 am
ONT
- EWR
2 stops45h 50m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:15 am
ONT
- EWR
2 stops15h 48m
Frontier
Deal found 2/3![Frontier logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/292:44 pm
ONT
- JFK
1 stop12h 46m
Frontier
Deal found 2/3![Frontier logo]()
$97
This Super.com deal was found by Cheapflights users on 2/4. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/148:15 am
ONT
- LGA
1 stop10h 45m
Frontier
Deal found 2/4![Frontier logo]()
$99
This Super.com deal was found by Cheapflights users on 2/3. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:29 pm
ONT
- JFK
1 stop8h 01m
Frontier
Deal found 2/3![Frontier logo]()
$99
This Frontier deal was found by Cheapflights users on 2/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:15 am
ONT
- LGA
1 stop10h 45m
Frontier
Deal found 2/4![Frontier logo]()
$100
This Frontier deal was found by Cheapflights users on 2/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:29 pm
ONT
- JFK
1 stop8h 01m
Frontier
Deal found 2/3![Frontier logo]()
$100
This Frontier deal was found by Cheapflights users on 2/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/198:15 am
ONT
- LGA
1 stop10h 45m
Frontier
Deal found 2/4![Frontier logo]()
$101
This Trip.com deal was found by Cheapflights users on 2/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/218:15 am
ONT
- LGA
1 stop10h 45m
Frontier
Deal found 2/4![Frontier logo]()
$103
This Trip.com deal was found by Cheapflights users on 2/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/122:44 pm
ONT
- JFK
1 stop12h 46m
Frontier
Deal found 2/3![Frontier logo]()
$103
This Super.com deal was found by Cheapflights users on 2/4. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/46:15 am
ONT
- LGA
1 stop12h 45m
Frontier
Deal found 2/4![Frontier logo]()
$104
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 February 4, 2026.
Round-trip from | $197 (Trip.com) |
|---|---|
One-way from | $84 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $444 |
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 February 4, 2026.
Use the filters below to find and compare flights from Ontario to Connecticut that are best for you.
Fly from
Ontario
Fly to
Connecticut
Route
Depart
Return
Price
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Sat 3/14
10:25 pm-9:42 am
1 stop8h 17m
New York LaGuardia
Tue 3/17
6:00 am-11:47 am
1 stop8h 47m
$257
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Tue 5/5
10:15 pm-8:39 am
1 stop7h 24m
New York LaGuardia
Sat 5/9
6:00 am-10:57 am
1 stop7h 57m
$257
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Tue 4/21
12:49 pm-11:41 pm
1 stop7h 52m
New York LaGuardia
Tue 4/28
2:59 pm-9:00 pm
1 stop9h 01m
$257
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Tue 2/17
10:20 pm-8:48 am
1 stop7h 28m
New York LaGuardia
Fri 2/20
4:00 pm-9:05 pm
1 stop8h 05m
$257
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Mon 3/9
10:25 pm-8:40 am
1 stop7h 15m
New York LaGuardia
Tue 3/17
6:00 am-11:47 am
1 stop8h 47m
$257
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Fri 3/6
1:15 pm-11:42 pm
1 stop7h 27m
New York LaGuardia
Mon 3/9
1:00 pm-9:00 pm
1 stop11h 00m
$257
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Wed 2/25
10:20 pm-10:00 am
1 stop8h 40m
New York John F Kennedy Intl
Wed 3/4
3:15 pm-9:05 pm
1 stop8h 50m
$257
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Tue 2/17
5:00 pm-6:25 am
1 stop10h 25m
New York John F Kennedy Intl
Mon 2/23
4:05 pm-11:49 pm
1 stop10h 44m
$257
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Sun 2/15
10:20 pm-8:48 am
1 stop7h 28m
New York LaGuardia
Wed 2/18
1:01 pm-11:49 pm
2 stops13h 48m
$262
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Thu 2/26
6:14 am-7:10 pm
1 stop9h 56m
New York John F Kennedy Intl
Wed 3/4
5:00 pm-11:52 pm
1 stop9h 52m
$264
Showing 1-10 of 60 results
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, August is the cheapest month in which you can book a flight from Ontario to Connecticut (average of $155). Flying from Ontario to Connecticut in January is currently the most expensive (average of $250). 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.
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 February 4, 2026.
See what other customers who have flown with Southwest, Delta, and United 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
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
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
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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 February 4, 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 February 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$298 | Average$361 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$300 | Average$438 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$324 | Average$446 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$342 | Average$458 | FlexibilityNo cancel fee | On-time69% |