Connecticut

$98+ 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BDL
Mar 25 — Apr 11
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 February 23, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/75:18 pm
ONT
-
LGA
1 stop23h 41m
Multiple Airlines
Tue 4/146:20 am
LGA
-
ONT
2 stops20h 35m
Multiple Airlines
Deal found 2/21$225
This Frontier deal was found by Cheapflights users on 2/20. 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 4/26:20 am
ONT
-
LGA
1 stop11h 39m
Frontier
Thu 4/910:00 pm
LGA
-
ONT
1 stop28h 56m
Frontier
Deal found 2/20$226
This Kiwi.com deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/75:18 pm
ONT
-
LGA
1 stop23h 41m
Multiple Airlines
Tue 4/2110:00 pm
LGA
-
ONT
2 stops28h 55m
Multiple Airlines
Deal found 2/21$227
This Kiwi.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/148:15 am
ONT
-
LGA
1 stop8h 44m
Multiple Airlines
Tue 4/2810:59 pm
LGA
-
ONT
2 stops27h 56m
Multiple Airlines
Deal found 2/20$228
This JetBlue deal was found by Cheapflights users on 2/19. 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 5/1911:25 pm
ONT
-
JFK
Nonstop5h 25m
JetBlue
Sat 5/236:59 pm
JFK
-
ONT
Nonstop6h 10m
JetBlue
Deal found 2/19$231
This CheapOair deal was found by Cheapflights users on 2/19. 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 4/76:20 am
ONT
-
LGA
1 stop11h 39m
Frontier
Sun 4/1210:00 pm
LGA
-
ONT
1 stop28h 56m
Frontier
Deal found 2/19$232
This Kiwi.com deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/75:18 pm
ONT
-
LGA
1 stop23h 41m
Multiple Airlines
Mon 4/2010:55 pm
LGA
-
ONT
2 stops28h 00m
Multiple Airlines
Deal found 2/21$233
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 4/178:26 am
ONT
-
EWR
1 stop24h 10m
Multiple Airlines
Mon 4/2010:29 pm
EWR
-
ONT
2 stops28h 26m
Multiple Airlines
Deal found 2/19$234
This Kiwi.com deal was found by Cheapflights users on 2/21. 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 4/178:26 am
ONT
-
EWR
1 stop24h 10m
Multiple Airlines
Tue 4/289:00 pm
EWR
-
ONT
2 stops29h 55m
Multiple Airlines
Deal found 2/21$235
This Kiwi.com deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/75:18 pm
ONT
-
LGA
1 stop23h 41m
Multiple Airlines
Mon 4/134:45 pm
LGA
-
ONT
2 stops34h 10m
Multiple Airlines
Deal found 2/22$239
This Kiwi.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/244:00 pm
ONT
-
LGA
1 stop25h 00m
Multiple Airlines
Tue 3/3110:59 pm
LGA
-
ONT
2 stops27h 57m
Multiple Airlines
Deal found 2/19$244
This Kiwi.com deal was found by Cheapflights users on 2/21. 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 4/1312:59 am
ONT
-
EWR
2 stops21h 17m
Multiple Airlines
Thu 4/3012:41 pm
EWR
-
ONT
1 stop30h 57m
Multiple Airlines
Deal found 2/21$245

Find flight deals from Ontario to Connecticut

Keep the following information in mind while searching for Ontario to Connecticut flight deals. Data was last updated February 23, 2026.

Round-trip from

$225
(Kiwi.com)

One-way from

$98
(Super.com)

Popular in

December

Cheapest in

January

Average price

$442
From Ontario to Connecticut
One-way flight from Ontario to Connecticut
High demand for flights, 1% potential price rise
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Average for round-trip flights in February 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 February 23, 2026.
Use the filters below to find and compare flights from Ontario to Connecticut that are best for you.

Fly from

Ontario

Fly to

Connecticut

Route

Depart

Return

Price

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Tue 3/17

10:25 pm-9:42 am

1 stop8h 17m

New York LaGuardia

Tue 3/24

4:00 pm-11:51 pm

2 stops10h 51m

$262

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Wed 3/11

6:15 am-11:08 pm

2 stops13h 53m

New York LaGuardia

Mon 3/16

10:00 pm-3:05 pm

1 stop20h 05m

$275

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Tue 4/28

10:39 am-11:29 pm

1 stop9h 50m

Newark

Wed 5/6

7:29 am-2:30 pm

1 stop10h 01m

$277

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Sat 4/25

10:39 am-11:29 pm

1 stop9h 50m

Newark

Tue 4/28

7:29 am-2:32 pm

1 stop10h 03m

$277

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Tue 3/17

10:25 pm-9:32 am

1 stop8h 07m

Newark

Tue 3/24

3:58 pm-11:51 pm

2 stops10h 53m

$282

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Mon 5/11

11:04 pm-12:14 pm

2 stops10h 10m

New York LaGuardia

Sat 5/16

12:40 pm-9:54 pm

2 stops12h 14m

$285

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Fri 3/6

5:15 am-5:14 pm

1 stop8h 59m

New York LaGuardia

Tue 3/10

2:59 pm-10:18 pm

2 stops10h 19m

$295

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Wed 4/15

7:00 am-12:20 am

1 stop14h 20m

New York John F Kennedy Intl

Tue 4/21

7:45 am-5:15 pm

1 stop12h 30m

$302

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Fri 5/29

12:50 pm-10:50 pm

1 stop7h 00m

New York LaGuardia

Mon 6/1

6:55 am-1:10 pm

1 stop9h 15m

$303

OntarioProvidence

ONT - PVD

ONTPVD

Ontario

Wed 4/15

12:49 pm-11:55 pm

1 stop8h 06m

Providence-TFGreen

Sat 4/25

3:41 pm-9:00 pm

1 stop8h 19m

$307

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

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 $154). Flying from Ontario to Connecticut in January is currently the most expensive (average of $226). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Connecticut

Get insights into the airlines that provide service to Connecticut. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Connecticut. Reviews last updated February 23, 2026.
See what other customers who have flown with Southwest, Delta, and United Airlines from Ontario to Connecticut have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.0

Comfort

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

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.

Food

7.0

Comfort

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

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.

Food

7.0

Comfort

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

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.

Food

7.0

Comfort

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

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.

Food

7.0

Comfort

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

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 Frontier, Delta, and Alaska Airlines fly from Ontario to Connecticut in about 11h 39m. The time it takes to get you to your destination can typically vary by up to 2h 41m. 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 $105. 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 $154). Flying from Ontario to Connecticut in January is currently the most expensive (average of $226). 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 February 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$298Average$381FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$300Average$438FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$324Average$449FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$342Average$523FlexibilityNo 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.