HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Connecticut

$94+ 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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BDL
Jan 7 — Jan 141
Wed 1/7
Wed 1/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Connecticut with Cheapflights

1. Tell us where you want to go

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

2. Select your favorite providers

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

3. Compare prices and book

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

Cheap flight deals from Ontario to Connecticut

Cheapest 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 December 8, 2025.

This Frontier deal was found by Cheapflights users on 12/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 pmONT - JFK
1 stop8h 30mFrontier
Tue 1/134:24 pmJFK - ONT
1 stop9h 35mFrontier
Deal found 12/7$182
This CheapOair deal was found by Cheapflights users on 12/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:45 amONT - LGA
1 stop12h 15mFrontier
Mon 1/510:55 pmLGA - ONT
1 stop26h 17mFrontier
Deal found 12/7$183
This CheapOair deal was found by Cheapflights users on 12/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/176:15 amONT - JFK
1 stop20h 15mFrontier
Sat 1/107:59 amJFK - ONT
1 stop26h 37mFrontier
Deal found 12/7$183
This CheapOair deal was found by Cheapflights users on 12/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 amONT - JFK
1 stop20h 30mFrontier
Tue 1/67:59 amJFK - ONT
1 stop28h 51mFrontier
Deal found 12/6$184
This CheapOair deal was found by Cheapflights users on 12/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:45 amONT - LGA
1 stop12h 15mFrontier
Sat 1/175:56 pmLGA - ONT
1 stop8h 03mFrontier
Deal found 12/7$203
This Frontier deal was found by Cheapflights users on 12/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/155:18 pmONT - JFK
1 stop9h 12mFrontier
Thu 1/157:59 amJFK - ONT
1 stop10h 40mFrontier
Deal found 12/8$203
This Frontier deal was found by Cheapflights users on 12/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/155:18 pmONT - JFK
1 stop9h 12mFrontier
Tue 1/67:59 amJFK - ONT
1 stop10h 10mFrontier
Deal found 12/7$204
This Frontier deal was found by Cheapflights users on 12/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:07 pmONT - JFK
1 stop8h 23mFrontier
Tue 1/134:24 pmJFK - ONT
1 stop9h 35mFrontier
Deal found 12/7$207
This CheapOair deal was found by Cheapflights users on 12/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/144:01 pmONT - LGA
1 stop26h 59mFrontier
Sat 1/105:57 pmLGA - ONT
1 stop8h 17mFrontier
Deal found 12/6$208
This CheapOair deal was found by Cheapflights users on 12/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/144:01 pmONT - JFK
1 stop20h 28mFrontier
Wed 12/176:59 amJFK - ONT
1 stop17h 18mFrontier
Deal found 12/7$208
This CheapOair deal was found by Cheapflights users on 12/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/144:01 pmONT - JFK
1 stop20h 28mFrontier
Tue 1/67:59 amJFK - ONT
1 stop28h 51mFrontier
Deal found 12/6$209
This Kiwi.com deal was found by Cheapflights users on 12/6. 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.
Fri 12/125:18 pmONT - JFK
1 stop9h 12mFrontier
Wed 12/176:59 amJFK - ONT
1 stop17h 18mFrontier
Deal found 12/6$210

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 December 8, 2025.

Round-trip from

$164
(Kiwi.com)

One-way from

$94
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$556
From Ontario to Connecticut
Search Deals
One-way flight from Ontario to Connecticut
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 8, 2025.
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

Wed 1/21

11:00 am-9:30 pm

1 stop7h 30m

New York LaGuardia

Mon 1/26

7:15 am-2:45 pm

1 stop10h 30m

$193

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Fri 1/16

9:45 am-10:30 pm

1 stop9h 45m

New York LaGuardia

Sat 1/17

8:20 am-4:35 pm

1 stop11h 15m

$193

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Sun 1/11

6:30 am-5:30 pm

1 stop8h 00m

New York LaGuardia

Thu 1/15

9:50 am-5:35 pm

1 stop10h 45m

$193

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Sat 1/17

1:00 pm-10:45 pm

1 stop6h 45m

New York LaGuardia

Tue 1/20

7:15 am-2:45 pm

1 stop10h 30m

$193

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Wed 1/21

6:30 am-5:50 pm

1 stop8h 20m

New York LaGuardia

Wed 1/28

8:30 am-6:40 pm

2 stops13h 10m

$198

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Thu 1/8

6:00 am-7:28 pm

1 stop10h 28m

New York John F Kennedy Intl

Wed 1/21

5:17 pm-1:06 pm

1 stop22h 49m

$246

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Fri 1/23

4:03 pm-3:23 pm

1 stop20h 20m

New York John F Kennedy Intl

Sun 1/25

5:17 pm-1:06 pm

1 stop22h 49m

$246

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Fri 1/30

11:53 am-3:23 pm

1 stop24h 30m

New York John F Kennedy Intl

Tue 2/3

11:30 am-8:36 pm

1 stop12h 06m

$246

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Mon 1/26

6:00 am-7:28 pm

1 stop10h 28m

New York John F Kennedy Intl

Thu 1/29

4:22 pm-11:56 pm

1 stop10h 34m

$246

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Thu 2/5

6:00 am-7:28 pm

1 stop10h 28m

New York John F Kennedy Intl

Tue 2/10

5:17 pm-1:06 pm

1 stop22h 49m

$246

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/6

Showing 1-10 of 60 results
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 $155). Flying from Ontario to Connecticut in February is currently the most expensive (average of $290). 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 December 8, 2025.
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.
Southwest
8.0
Very good
4,254 reviews

Boarding

8.1

Comfort

8.0

Food

7.0

Crew

8.6

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
8.0
Very good
4,254 reviews
Southwest
8.0
Very good
4,254 reviews

Boarding

8.1

Comfort

8.0

Food

7.0

Crew

8.6

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Delta
7.9
Good
8,011 reviews
Southwest
8.0
Very good
4,254 reviews

Boarding

8.1

Comfort

8.0

Food

7.0

Crew

8.6

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
United Airlines
7.4
Good
9,089 reviews
Southwest
8.0
Very good
4,254 reviews

Boarding

8.1

Comfort

8.0

Food

7.0

Crew

8.6

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
American Airlines
7.2
Good
11,045 reviews
Southwest
8.0
Very good
4,254 reviews

Boarding

8.1

Comfort

8.0

Food

7.0

Crew

8.6

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

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 Southwest, Alaska Airlines, and United Airlines fly from Ontario to Connecticut in about 7h 30m. The time it takes to get you to your destination can typically vary by up to 2h 58m. The distance from Ontario to Connecticut is about 2417 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 $153. Southwest flights start at $158 while deals on United Airlines start at $173 one-way.

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

    The most popular route from Ontario to Connecticut is Ontario - New York John F Kennedy Intl. You may also consider Ontario - Newark or Ontario - New York LaGuardia.

  • 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 $155). Flying from Ontario to Connecticut in February is currently the most expensive (average of $290). 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.
Los Angeles to John F Kennedy Intl flights
Los Angeles to Newark flights
Los Angeles to Honolulu flights
San Francisco to John F Kennedy Intl flights
San Francisco to Las Vegas flights
Los Angeles to LaGuardia flights
Los Angeles to San Francisco flights
San Francisco to Newark flights
San Francisco to Los Angeles flights
Los Angeles to Dallas/Fort Worth flights
San Francisco to Honolulu flights
Los Angeles to Seattle flights
Los Angeles to Orlando flights
San Francisco to Ontario flights
Ontario to San Francisco flights
Los Angeles to O'Hare Intl flights
Los Angeles to Las Vegas flights
Los Angeles to Miami flights
San Francisco to Dallas/Fort Worth flights
Ontario to Seattle flights
San Francisco to LaGuardia flights
San Jose to Las Vegas flights
Los Angeles to Fort Lauderdale flights
San Diego to John F Kennedy Intl flights
Burbank to Las Vegas flights
Los Angeles to Hobby flights
San Francisco to O'Hare Intl flights
Santa Ana to Las Vegas flights
Ontario to John F Kennedy Intl flights
San Francisco to Miami flights
San Francisco to Denver flights
San Francisco to Seattle flights
Los Angeles to Boston flights
Los Angeles to Denver flights
San Francisco to Kahului flights
Ontario to Dallas/Fort Worth flights
Los Angeles to Kahului flights
Santa Ana to San Francisco flights
Los Angeles to San Jose flights
San Francisco to Sky Harbor Intl flights
Santa Ana to Seattle flights
Burbank to LaGuardia flights
Los Angeles to George Bush Intcntl flights
Los Angeles to Salt Lake City flights
San Jose to Los Angeles flights
Santa Ana to Dallas/Fort Worth flights
San Francisco to Orlando flights
Los Angeles to Reagan-National flights
San Francisco to Boston flights
Los Angeles to Sky Harbor Intl flights

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 December 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$298Average$361FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$300Average$438FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$316Average$446FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$324Average$464FlexibilityNo cancel feeOn-time71%

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.