Connecticut

$113+ 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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BDL
Jun 5 — Jun 121
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Connecticut with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ontario to Connecticut

Cheapest 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 May 6, 2026.

This Delta deal was found by Cheapflights users on 5/4. 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 8/216:00 am
ONT
-
LGA
2 stops13h 27m
Delta
Wed 8/266:00 am
LGA
-
ONT
1 stop7h 42m
Delta
Deal found 5/4$282
This American Airlines deal was found by Cheapflights users on 5/4. 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.
Tue 6/210:00 pm
ONT
-
JFK
1 stop9h 33m
American Airlines
Tue 6/92:43 pm
JFK
-
ONT
2 stops10h 14m
American Airlines
Deal found 5/4$282
This Delta deal was found by Cheapflights users on 5/1. 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.
Wed 10/1412:00 pm
ONT
-
LGA
1 stop7h 42m
Delta
Mon 10/193:00 pm
LGA
-
ONT
2 stops11h 48m
Delta
Deal found 5/1$283
This Delta deal was found by Cheapflights users on 5/1. 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.
Fri 9/256:00 am
ONT
-
LGA
2 stops11h 00m
Delta
Tue 10/133:00 pm
LGA
-
ONT
2 stops10h 14m
Delta
Deal found 5/1$288
This Frontier deal was found by Cheapflights users on 5/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:07 am
ONT
-
LGA
1 stop10h 53m
Frontier
Mon 9/2110:55 pm
LGA
-
ONT
1 stop11h 17m
Frontier
Deal found 5/5$290
This lol.travel deal was found by Cheapflights users on 5/5. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1011:50 pm
ONT
-
JFK
Nonstop5h 21m
JetBlue
Fri 7/177:30 pm
JFK
-
ONT
Nonstop6h 05m
JetBlue
Deal found 5/5$291
This Cheapflightsfares deal was found by Cheapflights users on 5/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1711:50 pm
ONT
-
JFK
Nonstop5h 21m
JetBlue
Tue 8/257:30 pm
JFK
-
ONT
Nonstop6h 05m
JetBlue
Deal found 5/4$292
This Super.com deal was found by Cheapflights users on 5/4. 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.
Sat 8/1511:24 pm
ONT
-
JFK
Nonstop5h 21m
JetBlue
Sat 8/226:59 pm
JFK
-
ONT
Nonstop6h 06m
JetBlue
Deal found 5/4$293
This Super.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1011:50 pm
ONT
-
JFK
Nonstop5h 21m
JetBlue
Fri 8/147:30 pm
JFK
-
ONT
Nonstop6h 05m
JetBlue
Deal found 5/1$294
This American Airlines deal was found by Cheapflights users on 5/1. 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.
Tue 5/2611:59 pm
ONT
-
LGA
1 stop10h 00m
American Airlines
Thu 5/286:46 pm
LGA
-
ONT
1 stop8h 13m
American Airlines
Deal found 5/1$297
This JetBlue deal was found by Cheapflights users on 5/1. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1811:50 pm
ONT
-
JFK
Nonstop5h 21m
JetBlue
Wed 8/267:30 pm
JFK
-
ONT
Nonstop6h 05m
JetBlue
Deal found 5/1$297
This American Airlines deal was found by Cheapflights users on 5/4. 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 6/111:59 pm
ONT
-
LGA
1 stop10h 00m
American Airlines
Fri 6/55:59 pm
LGA
-
ONT
1 stop9h 00m
American Airlines
Deal found 5/4$298

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 May 6, 2026.

Round-trip from

$282
(Delta)

One-way from

$113
(Kiwi.com)

Popular in

April

Cheapest in

January

Average price

$410
From Ontario to Connecticut
One-way flight from Ontario to Connecticut
Highest demand for flights based on searches. 10% potential increase in price ($47 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 May 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 May 6, 2026.
Use the filters below to find and compare flights from Ontario to Connecticut that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Thu 7/23

10:00 pm-8:10 am

1 stop7h 10m

New York LaGuardia

Tue 7/28

6:00 am-10:38 am

1 stop7h 38m

$318
Quickest round-trip

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Fri 8/14

11:50 pm-8:11 am

Nonstop5h 21m

New York John F Kennedy Intl

Thu 8/20

7:30 pm-10:35 pm

Nonstop6h 05m

$322

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Thu 8/13

11:50 pm-8:11 am

Nonstop5h 21m

New York John F Kennedy Intl

Thu 8/20

7:30 pm-10:35 pm

Nonstop6h 05m

$322

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Tue 10/20

6:54 pm-6:59 am

1 stop9h 05m

Newark

Mon 10/26

5:41 pm-11:53 pm

1 stop9h 12m

$333

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Wed 5/27

6:45 am-6:56 am

1 stop21h 11m

New York John F Kennedy Intl

Tue 6/2

6:34 pm-11:34 pm

1 stop8h 00m

$340

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Fri 6/5

12:50 pm-10:55 pm

1 stop7h 05m

New York LaGuardia

Sat 6/6

6:00 am-2:20 pm

1 stop11h 20m

$344

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Sat 8/8

11:24 pm-7:45 am

Nonstop5h 21m

New York John F Kennedy Intl

Wed 8/12

7:30 pm-10:35 pm

Nonstop6h 05m

$347

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Tue 7/28

11:50 pm-8:11 am

Nonstop5h 21m

New York John F Kennedy Intl

Thu 7/30

7:30 pm-10:35 pm

Nonstop6h 05m

$347

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Fri 9/25

6:12 pm-6:04 am

1 stop8h 52m

New York John F Kennedy Intl

Sat 9/26

9:55 am-5:18 pm

1 stop10h 23m

$353

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Sat 8/15

12:55 pm-11:44 pm

1 stop7h 49m

Newark

Fri 8/21

6:00 am-10:42 am

1 stop7h 42m

$373

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/5

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
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 May 6, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from Ontario to Connecticut have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Overall

7.9

Crew

8.6

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.

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Overall

7.9

Crew

8.6

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.

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Overall

7.9

Crew

8.6

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.

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Overall

7.9

Crew

8.6

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.

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Overall

7.9

Crew

8.6

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, JetBlue, and United Airlines 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 51m. 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes 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 May 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$258Average$416FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$321Average$496FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$338Average$438FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$342Average$546FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.