Connecticut

$110+ 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BDL
May 17 — May 241
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Cheap flight deals from Ontario to Connecticut

Cheapest flights from Ontario to Connecticut
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 17, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/88:06 pm
ONT
-
EWR
2 stops22h 23m
Multiple Airlines
Tue 5/1212:25 pm
EWR
-
ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/16$232
This Kiwi.com deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” 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 5/610:50 am
ONT
-
EWR
2 stops20h 51m
Multiple Airlines
Tue 5/1212:25 pm
EWR
-
ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/12$234
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:06 pm
ONT
-
EWR
1 stop12h 14m
Multiple Airlines
Mon 5/1112:25 pm
EWR
-
ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/15$237
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:06 pm
ONT
-
EWR
1 stop12h 14m
Multiple Airlines
Wed 5/610:29 pm
EWR
-
ONT
2 stops38h 36m
Multiple Airlines
Deal found 4/14$238
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/48:26 am
ONT
-
EWR
2 stops37h 52m
Multiple Airlines
Mon 5/1112:25 pm
EWR
-
ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/15$239
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:00 am
ONT
-
EWR
2 stops25h 41m
Multiple Airlines
Sat 5/1612:25 pm
EWR
-
ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/14$244
This Kiwi.com deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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
Mon 5/119:16 pm
EWR
-
ONT
2 stops39h 49m
Multiple Airlines
Deal found 4/13$245
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/138:30 am
ONT
-
EWR
2 stops13h 48m
Multiple Airlines
Sat 5/1612:25 pm
EWR
-
ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/14$249
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/95:59 pm
ONT
-
EWR
1 stop14h 21m
Multiple Airlines
Tue 5/121:30 pm
EWR
-
ONT
2 stops23h 35m
Multiple Airlines
Deal found 4/14$250
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:06 pm
ONT
-
EWR
2 stops35h 26m
Multiple Airlines
Sat 5/1612:25 pm
EWR
-
ONT
1 stop22h 10m
Multiple Airlines
Deal found 4/14$251
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1912:00 pm
ONT
-
LGA
1 stop8h 50m
Delta
Wed 9/24:00 pm
LGA
-
ONT
1 stop8h 56m
Delta
Deal found 4/16$281
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1912:00 pm
ONT
-
JFK
1 stop8h 09m
Delta
Tue 9/11:10 pm
JFK
-
ONT
1 stop7h 51m
Delta
Deal found 4/16$281

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 17, 2026.

Round-trip from

$232
(Kiwi.com)

One-way from

$110
(Kiwi.com)

Popular in

April

Cheapest in

January

Average price

$481
From Ontario to Connecticut
One-way flight from Ontario to Connecticut
Highest demand for flights based on searches. 10% potential increase in price ($44 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Average for round-trip flights in April 2026

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 17, 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

Price

Cheapest round-trip

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Mon 5/4

10:15 pm-9:29 am

1 stop8h 14m

Newark

Fri 5/8

6:30 pm-11:34 pm

1 stop8h 04m

$307

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Sat 5/9

1:40 pm-11:57 pm

1 stop7h 17m

Newark

Sun 5/10

5:00 pm-10:59 pm

1 stop8h 59m

$307

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Wed 9/16

5:05 pm-6:08 am

1 stop10h 03m

Newark

Mon 9/21

2:30 pm-9:56 pm

1 stop10h 26m

$307

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Wed 10/7

12:00 pm-10:58 pm

1 stop7h 58m

Newark

Wed 10/14

6:55 pm-11:48 pm

1 stop7h 53m

$307

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Tue 5/26

10:00 pm-8:14 am

1 stop7h 14m

New York LaGuardia

Fri 5/29

2:46 pm-11:34 pm

2 stops11h 48m

$333

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Thu 4/23

12:49 pm-11:41 pm

1 stop7h 52m

New York LaGuardia

Wed 5/13

6:00 am-10:57 am

1 stop7h 57m

$334

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Wed 8/26

12:00 pm-11:09 pm

1 stop8h 09m

New York John F Kennedy Intl

Sun 8/30

11:00 am-6:01 pm

1 stop10h 01m

$339
Quickest round-trip

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Tue 8/25

11:50 pm-8:11 am

Nonstop5h 21m

New York John F Kennedy Intl

Wed 9/2

7:30 pm-10:35 pm

Nonstop6h 05m

$347

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Thu 6/4

5:50 pm-6:54 am

1 stop10h 04m

New York John F Kennedy Intl

Wed 6/10

6:00 am-10:40 am

1 stop7h 40m

$350

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Tue 5/26

10:00 pm-9:25 am

1 stop8h 25m

Newark

Tue 6/2

6:00 am-10:57 am

1 stop7h 57m

$353

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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.
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

What is the cheapest month to book a flight from Ontario to Connecticut?

Currently, August is the cheapest month in which you can book a flight from Ontario to Connecticut (average of $258). Flying from Ontario to Connecticut in March is currently the most expensive (average of $408). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Ontario to Connecticut?

Reviews of airlines servicing Connecticut

Get insights into the airlines that provide service to Connecticut. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Connecticut. Reviews last updated April 17, 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

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2026

DEN - BDL

Weird they cancelled a direct and rerouted me on a connecting flight to get in 10 hours later. What was the point? Crew and flight were great, but not sure what's going on with Southwest.

Food

7.0

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2026

DEN - BDL

Weird they cancelled a direct and rerouted me on a connecting flight to get in 10 hours later. What was the point? Crew and flight were great, but not sure what's going on with Southwest.

Food

7.0

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2026

DEN - BDL

Weird they cancelled a direct and rerouted me on a connecting flight to get in 10 hours later. What was the point? Crew and flight were great, but not sure what's going on with Southwest.

Food

7.0

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2026

DEN - BDL

Weird they cancelled a direct and rerouted me on a connecting flight to get in 10 hours later. What was the point? Crew and flight were great, but not sure what's going on with Southwest.

Food

7.0

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2026

DEN - BDL

Weird they cancelled a direct and rerouted me on a connecting flight to get in 10 hours later. What was the point? Crew and flight were great, but not sure what's going on with Southwest.

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.
  • What airport do you fly from for flights from Ontario to Connecticut?

    If you book a flight to Connecticut from Ontario, you will be flying from Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario.

  • How long is the flight from Ontario to Connecticut?

    Airlines like Delta, United Airlines, and JetBlue fly from Ontario to Connecticut in about 5h 21m. The time it takes to get you to your destination can typically vary by up to 2h 53m. The distance from Ontario to Connecticut is about 2422 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Ontario to Connecticut one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $98. Southwest flights start at $136 while deals on United Airlines start at $150 one-way.

  • What are the most popular routes from Ontario to Connecticut?

  • Can I find deals for flights from Ontario to Connecticut that include hotel bookings?

    Yes. In addition to deals on Ontario to Connecticut flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Connecticut?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Connecticut.

  • Can I find deals for business class flights from Ontario to Connecticut?

    Yes. Cheapflights offers flight deals from Ontario to Connecticut by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Connecticut?

    Currently, August is the cheapest month in which you can book a flight from Ontario to Connecticut (average of $258). Flying from Ontario to Connecticut in March is currently the most expensive (average of $408). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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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.

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 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$258Average$416FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$321Average$456FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$338Average$434FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$342Average$528FlexibilityNo cancel feeOn-time69%

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