$93+ 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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BDL
May 8 — May 151
Round-trip
1 adult, Economy
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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
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Cheapest flights from Ontario to ConnecticutExplore the most affordable flight options available from Ontario to Connecticut. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 8, 2026.
Explore the most affordable flight options available from Ontario to Connecticut. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Fri 5/812:25 pm
EWR
- ONT
1 stop22h 55m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Tue 5/1212:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 4/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Wed 5/2712:25 pm
EWR
- ONT
1 stop21h 43m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/18:26 am
ONT
- EWR
1 stop30h 19m
Multiple Airlines
Tue 5/512:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 4/4. 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 5/58:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Thu 5/285:55 am
EWR
- ONT
2 stops44h 54m
Multiple Airlines
Deal found 4/4![Multiple Airlines logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 4/4. 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.
Wed 5/68:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Tue 5/121:30 pm
EWR
- ONT
2 stops23h 35m
Multiple Airlines
Deal found 4/4![Multiple Airlines logo]()
$216
This Kiwi.com deal was found by Cheapflights users on 4/4. 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 5/58:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Tue 5/196:30 am
EWR
- ONT
2 stops30h 35m
Multiple Airlines
Deal found 4/4![Multiple Airlines logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/68:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Wed 5/1312:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 4/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/15:33 pm
ONT
- EWR
2 stops24h 56m
Multiple Airlines
Mon 5/412:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:26 am
ONT
- LGA
1 stop12h 00m
Multiple Airlines
Thu 4/238:00 am
LGA
- ONT
2 stops11h 38m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$284
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/256:10 am
ONT
- LGA
1 stop6h 45m
Southwest
Tue 4/283:05 pm
LGA
- ONT
2 stops10h 05m
Southwest
Deal found 4/7![Southwest logo]()
$285
This Delta deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:00 am
ONT
- LGA
2 stops10h 05m
Delta
Sat 5/96:00 am
LGA
- ONT
1 stop7h 57m
Delta
Deal found 4/6![Delta logo]()
$286
Best flights from Ontario to ConnecticutDiscover carefully curated flight deals from Ontario to Connecticut that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 8, 2026.
Discover carefully curated flight deals from Ontario to Connecticut that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 8, 2026.
This Delta deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/21:29 pm
ONT
- EWR
1 stop7h 26m
Delta
Tue 5/127:15 am
EWR
- ONT
1 stop8h 04m
Delta
Deal found 4/6![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/229:55 pm
ONT
- PVD
1 stop7h 05m
Southwest
Sun 4/266:40 pm
PVD
- ONT
1 stop8h 30m
Southwest
Deal found 4/6![Southwest logo]()
$311
This United Airlines deal was found by Cheapflights users on 4/4. 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.
Tue 5/56:59 pm
ONT
- BDL
2 stops11h 38m
United Airlines
Tue 5/125:05 pm
BDL
- ONT
1 stop8h 30m
United Airlines
Deal found 4/4![United Airlines logo]()
$336
This JetBlue deal was found by Cheapflights users on 4/4. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1811:25 pm
ONT
- JFK
Nonstop5h 20m
JetBlue
Sun 5/245:30 pm
JFK
- ONT
Nonstop6h 17m
JetBlue
Deal found 4/4![JetBlue logo]()
$377
This Alaska Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/110:39 am
ONT
- EWR
1 stop9h 50m
Alaska Airlines
Mon 5/117:29 am
EWR
- ONT
1 stop10h 03m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/77:14 pm
ONT
- PVD
2 stops12h 02m
American Airlines
Sat 7/114:40 pm
PVD
- ONT
2 stops10h 19m
American Airlines
Deal found 4/8![American Airlines logo]()
$432
This Delta deal was found by Cheapflights users on 4/5. 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 9/27:00 am
ONT
- EWR
1 stop7h 47m
Delta
Sat 9/126:00 am
EWR
- ONT
1 stop8h 04m
Delta
Deal found 4/5![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 4/4. 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 4/2110:55 am
ONT
- LGA
2 stops9h 05m
Southwest
Tue 4/287:15 am
LGA
- ONT
2 stops10h 50m
Southwest
Deal found 4/4![Southwest logo]()
$317
This Delta deal was found by Cheapflights users on 4/4. 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 5/410:15 pm
ONT
- LGA
1 stop7h 24m
Delta
Tue 5/53:00 pm
LGA
- ONT
1 stop9h 00m
Delta
Deal found 4/4![Delta logo]()
$289
This Delta deal was found by Cheapflights users on 4/5. 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.
Sat 5/235:45 pm
ONT
- LGA
2 stops12h 03m
Delta
Wed 5/274:30 pm
LGA
- ONT
2 stops10h 04m
Delta
Deal found 4/5![Delta logo]()
$300
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/511:55 pm
ONT
- BDL
1 stop7h 45m
Southwest
Tue 5/127:50 am
BDL
- ONT
1 stop8h 25m
Southwest
Deal found 4/7![Southwest logo]()
$331
This United Airlines deal was found by Cheapflights users on 4/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/25:00 am
ONT
- LGA
1 stop7h 47m
United Airlines
Wed 5/133:20 pm
LGA
- ONT
1 stop10h 15m
United Airlines
Deal found 4/5![United Airlines logo]()
$386
This Southwest deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/711:55 pm
ONT
- BDL
1 stop7h 45m
Southwest
Wed 5/1311:20 am
BDL
- ONT
1 stop8h 00m
Southwest
Deal found 4/8![Southwest logo]()
$331
This Delta deal was found by Cheapflights users on 4/5. 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 9/27:00 am
ONT
- LGA
2 stops9h 35m
Delta
Sat 9/126:00 am
LGA
- ONT
1 stop8h 04m
Delta
Deal found 4/5![Delta logo]()
$309
This Alaska Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/253:26 pm
ONT
- EWR
1 stop12h 13m
Alaska Airlines
Sat 5/27:29 am
EWR
- ONT
1 stop10h 03m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$418
This United Airlines deal was found by Cheapflights users on 4/4. 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.
Wed 4/295:10 am
ONT
- LGA
1 stop9h 13m
United Airlines
Mon 5/45:15 pm
LGA
- ONT
1 stop8h 20m
United Airlines
Deal found 4/4![United Airlines logo]()
$399
This Southwest deal was found by Cheapflights users on 4/4. 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 5/58:05 am
ONT
- BDL
2 stops11h 00m
Southwest
Wed 5/137:50 am
BDL
- ONT
1 stop8h 25m
Southwest
Deal found 4/4![Southwest logo]()
$336
This Delta deal was found by Cheapflights users on 4/4. 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 4/2512:49 pm
ONT
- JFK
1 stop8h 59m
Delta
Sat 5/26:20 am
JFK
- ONT
1 stop8h 16m
Delta
Deal found 4/4![Delta logo]()
$310
This Alaska Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/110:39 am
ONT
- EWR
1 stop9h 50m
Alaska Airlines
Sat 5/95:33 pm
EWR
- ONT
1 stop9h 15m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$433
This United Airlines deal was found by Cheapflights users on 4/4. 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.
Sun 5/246:30 pm
ONT
- PVD
2 stops12h 14m
United Airlines
Sat 5/304:57 pm
PVD
- ONT
1 stop8h 49m
United Airlines
Deal found 4/4![United Airlines logo]()
$410
This Alaska Airlines deal was found by Cheapflights users on 4/4. 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.
Sat 4/257:00 am
ONT
- EWR
1 stop8h 29m
Alaska Airlines
Mon 4/275:33 pm
EWR
- ONT
1 stop9h 15m
Alaska Airlines
Deal found 4/4![Alaska Airlines logo]()
$433
This Delta deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2510:15 pm
ONT
- LGA
1 stop9h 27m
Delta
Sat 5/26:00 am
LGA
- ONT
1 stop8h 36m
Delta
Deal found 4/8![Delta logo]()
$328
This Southwest deal was found by Cheapflights users on 4/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/129:55 pm
ONT
- PVD
1 stop7h 10m
Southwest
Tue 5/2612:30 pm
PVD
- ONT
1 stop11h 05m
Southwest
Deal found 4/5![Southwest logo]()
$376
This United Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:00 am
ONT
- LGA
2 stops12h 59m
United Airlines
Tue 5/122:20 pm
LGA
- ONT
1 stop10h 38m
United Airlines
Deal found 4/7![United Airlines logo]()
$416
This Alaska Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/187:00 am
ONT
- EWR
1 stop8h 29m
Alaska Airlines
Fri 4/247:29 am
EWR
- ONT
1 stop10h 03m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$453
This Delta deal was found by Cheapflights users on 4/5. 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.
Mon 4/2010:15 pm
ONT
- LGA
2 stops10h 45m
Delta
Fri 4/243:39 pm
LGA
- ONT
2 stops11h 05m
Delta
Deal found 4/5![Delta logo]()
$343
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/610:30 am
ONT
- LGA
2 stops9h 15m
Southwest
Sun 5/104:40 pm
LGA
- ONT
2 stops10h 25m
Southwest
Deal found 4/7![Southwest logo]()
$401
This United Airlines deal was found by Cheapflights users on 4/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:45 am
ONT
- EWR
1 stop10h 44m
United Airlines
Sat 8/1510:25 am
EWR
- ONT
1 stop10h 54m
United Airlines
Deal found 4/5![United Airlines logo]()
$448
This Alaska Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/14:03 pm
ONT
- EWR
1 stop11h 49m
Alaska Airlines
Tue 6/29:30 am
EWR
- ONT
1 stop12h 17m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$471
This Southwest deal was found by Cheapflights users on 4/4. 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 5/199:55 pm
ONT
- PVD
1 stop7h 10m
Southwest
Mon 5/256:10 am
PVD
- ONT
2 stops17h 30m
Southwest
Deal found 4/4![Southwest logo]()
$408
Last-minute flights from Ontario to ConnecticutDiscover last-minute flight deals from Ontario to Connecticut. Data last updated April 8, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Connecticut. Data last updated April 8, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:26 am
ONT
- LGA
1 stop12h 00m
Multiple Airlines
Thu 4/238:00 am
LGA
- ONT
2 stops11h 38m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$284
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/256:10 am
ONT
- LGA
1 stop6h 45m
Southwest
Tue 4/283:05 pm
LGA
- ONT
2 stops10h 05m
Southwest
Deal found 4/7![Southwest logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/18:26 am
ONT
- EWR
1 stop30h 19m
Multiple Airlines
Tue 5/512:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 4/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/15:33 pm
ONT
- EWR
2 stops24h 56m
Multiple Airlines
Mon 5/412:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$222
This Delta deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:00 am
ONT
- LGA
2 stops10h 05m
Delta
Sat 5/96:00 am
LGA
- ONT
1 stop7h 57m
Delta
Deal found 4/6![Delta logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Fri 5/812:25 pm
EWR
- ONT
1 stop22h 55m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Tue 5/1212:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 4/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Wed 5/2712:25 pm
EWR
- ONT
1 stop21h 43m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 4/4. 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 5/58:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Thu 5/285:55 am
EWR
- ONT
2 stops44h 54m
Multiple Airlines
Deal found 4/4![Multiple Airlines logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 4/4. 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 5/58:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Tue 5/196:30 am
EWR
- ONT
2 stops30h 35m
Multiple Airlines
Deal found 4/4![Multiple Airlines logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 4/4. 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.
Wed 5/68:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Tue 5/121:30 pm
EWR
- ONT
2 stops23h 35m
Multiple Airlines
Deal found 4/4![Multiple Airlines logo]()
$216
This Kiwi.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/68:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Wed 5/1312:25 pm
EWR
- ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$220
One-way flights from Ontario to ConnecticutSearch for one-way flight options from Ontario to Connecticut. Find affordable one-way fares based on user searches. Data last updated April 8, 2026.
Search for one-way flight options from Ontario to Connecticut. Find affordable one-way fares based on user searches. Data last updated April 8, 2026.
This Trip.com deal was found by Cheapflights users on 4/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/28:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$93
This Trip.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:44 am
ONT
- EWR
1 stop16h 18m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$103
This Trip.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2911:44 am
ONT
- EWR
1 stop16h 13m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$104
This Kiwi.com deal was found by Cheapflights users on 4/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/128:06 pm
ONT
- EWR
2 stops26h 12m
Frontier
Deal found 4/5![Frontier logo]()
$106
This Trip.com deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$107
This Trip.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$109
This Trip.com deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/88:06 pm
ONT
- EWR
1 stop12h 14m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$110
This CheapOair deal was found by Cheapflights users on 4/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/166:47 pm
ONT
- EWR
1 stop14h 43m
Frontier
Deal found 4/4![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 4/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/116:00 am
ONT
- EWR
2 stops51h 32m
Frontier
Deal found 4/5![Frontier logo]()
$113
This WAYA deal was found by Cheapflights users on 4/5. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/18:26 am
ONT
- EWR
1 stop8h 38m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$114
This WAYA deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/308:56 am
ONT
- EWR
1 stop8h 08m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$115
This Jetabroad deal was found by Cheapflights users on 4/5. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/128:30 am
ONT
- LGA
1 stop10h 30m
Frontier
Deal found 4/5![Frontier logo]()
$133
Find flight deals from Ontario to Connecticut
Keep the following information in mind while searching for Ontario to Connecticut flight deals. Data was last updated April 8, 2026.
Round-trip from | $202 (Kiwi.com) |
|---|---|
One-way from | $93 (Trip.com) |
Popular in | April |
Cheapest in | January |
Average price | $477 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Connecticut that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 8, 2026.
Use the filters below to find and compare flights from Ontario to Connecticut that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioNewark
ONT - EWR
ONTEWR
Ontario
Sat 5/2
1:29 pm-11:55 pm
1 stop7h 26m
Newark
Tue 5/12
7:15 am-12:19 pm
1 stop8h 04m
$287
OntarioNewark
ONT - EWR
ONTEWR
Ontario
Wed 9/2
7:00 am-5:47 pm
1 stop7h 47m
Newark
Sat 9/12
6:00 am-11:04 am
1 stop8h 04m
$287
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Mon 5/4
10:15 pm-8:39 am
1 stop7h 24m
New York LaGuardia
Tue 5/5
3:00 pm-9:00 pm
1 stop9h 00m
$289
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Sat 5/23
5:45 pm-8:48 am
2 stops12h 03m
New York LaGuardia
Wed 5/27
4:30 pm-11:34 pm
2 stops10h 04m
$300
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Wed 9/2
7:00 am-7:35 pm
2 stops9h 35m
New York LaGuardia
Sat 9/12
6:00 am-11:04 am
1 stop8h 04m
$309
OntarioNew York
ONT - JFK
ONTJFK
Ontario
Sat 4/25
12:49 pm-12:48 am
1 stop8h 59m
New York John F Kennedy Intl
Sat 5/2
6:20 am-11:36 am
1 stop8h 16m
$310
OntarioProvidence
ONT - PVD
ONTPVD
Ontario
Wed 4/22
9:55 pm-8:00 am
1 stop7h 05m
Providence-TFGreen
Sun 4/26
6:40 pm-12:10 am
1 stop8h 30m
$311
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Tue 4/21
10:55 am-11:00 pm
2 stops9h 05m
New York LaGuardia
Tue 4/28
7:15 am-3:05 pm
2 stops10h 50m
$317
OntarioNew York
ONT - LGA
ONTLGA
Ontario
Sat 4/25
10:15 pm-10:42 am
1 stop9h 27m
New York LaGuardia
Sat 5/2
6:00 am-11:36 am
1 stop8h 36m
$328
OntarioHartford
ONT - BDL
ONTBDL
Ontario
Tue 5/5
11:55 pm-10:40 am
1 stop7h 45m
Hartford Bradley Intl
Tue 5/12
7:50 am-1:15 pm
1 stop8h 25m
$331
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-PVD
ONT-BDL
ONT-JFK
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-PVD
ONT-BDL
What is the cheapest month to book a flight from Ontario to Connecticut?
Currently, September is the cheapest month in which you can book a flight from Ontario to Connecticut (average of $169). Flying from Ontario to Connecticut in March is currently the most expensive (average of $282). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Ontario to Connecticut?
Reviews of airlines servicing Connecticut
Get insights into the airlines that provide service to Connecticut. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Connecticut. Reviews last updated April 8, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from Ontario to Connecticut have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Related info for your journey
Find useful and relevant information for your journey from Ontario to Connecticut. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ontario to Connecticut
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Connecticut by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Connecticut by cabin class
Find flights from Ontario to Connecticut, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Connecticut flights
Browse other Ontario and Connecticut flight options. Last updated on April 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Connecticut flights
Consider these flights traveling from Ontario to Connecticut.
Top 4 airlines flying from Ontario to Connecticut
Discover the top 4 airlines that operate flights from Ontario to Connecticut. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$258 | Average$416 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$324 | Average$456 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$338 | Average$434 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$342 | Average$528 | FlexibilityNo cancel fee | On-time69% |