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$97+ 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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BDL
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap 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 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$208
(Booking.com)

One-way from

$97
(Trip.com)
Provider with most accurate pricing for Los Angeles-Springfield (SFY) flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Springfield (SFY) flights.
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From Ontario to Connecticut
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One-way flight from Ontario to Connecticut
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Find 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 1, 2025.

This Booking.com deal was found by Cheapflights users on 4/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/212:59 amONT - LGA
1 stop18h 11mFrontier
Wed 6/410:55 pmLGA - ONT
1 stop13h 17mFrontier
Deal found 4/30$208
This Frontier deal was found by Cheapflights users on 4/30. 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 5/211:08 pmONT - JFK
1 stop13h 22mFrontier
Fri 5/306:59 amJFK - ONT
1 stop7h 44mFrontier
Deal found 4/30$208
This JetBlue deal was found by Cheapflights users on 4/29. 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 9/1611:00 pmONT - JFK
Nonstop5h 23mJetBlue
Tue 9/236:35 pmJFK - ONT
Nonstop6h 06mJetBlue
Deal found 4/29$257
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 5/244:45 pmONT - JFK
1 stop10h 24mAlaska Airlines
Tue 6/107:29 amJFK - ONT
1 stop11h 21mAlaska Airlines
Deal found 4/29$269
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Wed 10/18:43 amONT - LGA
1 stop9h 44mAmerican Airlines
Tue 10/216:55 pmLGA - ONT
1 stop8h 07mAmerican Airlines
Deal found 4/30$277
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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.
Wed 9/243:04 pmONT - EWR
1 stop11h 55mAlaska Airlines
Wed 10/15:48 pmEWR - ONT
1 stop9h 05mAlaska Airlines
Deal found 4/30$277
This Hawaiian Airlines deal was found by Cheapflights users on 4/30. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/163:04 pmONT - EWR
1 stop11h 55mHawaiian Airlines
Tue 9/235:48 pmEWR - ONT
1 stop9h 05mHawaiian Airlines
Deal found 4/30$286
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.
Tue 7/111:49 amONT - LGA
1 stop8h 35mDelta
Tue 7/86:00 amLGA - ONT
1 stop7h 30mDelta
Deal found 5/1$287
This American Airlines deal was found by Cheapflights users on 4/30. 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 8/412:59 amONT - EWR
1 stop7h 38mAmerican Airlines
Tue 8/126:22 amEWR - ONT
2 stops10h 17mAmerican Airlines
Deal found 4/30$292
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.
Mon 6/3011:49 amONT - EWR
1 stop8h 11mDelta
Tue 7/87:05 amEWR - ONT
1 stop8h 09mDelta
Deal found 5/1$297
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 6/276:28 pmONT - EWR
1 stop8h 08mUnited Airlines
Tue 7/16:05 amEWR - ONT
1 stop9h 27mUnited Airlines
Deal found 4/30$298
This Kissandfly.com deal was found by Cheapflights users on 4/30. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/196:47 pmONT - JFK
1 stop14h 12mMultiple Airlines
Wed 5/287:29 amJFK - ONT
1 stop11h 21mMultiple Airlines
Deal found 4/30$305

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 1, 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

Mon 6/2

12:59 am-10:10 pm

1 stop18h 11m

New York LaGuardia

Wed 6/4

10:55 pm-9:12 am

1 stop13h 17m

$208

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Wed 5/21

1:08 pm-5:30 am

1 stop13h 22m

New York John F Kennedy Intl

Tue 6/3

6:59 am-8:51 pm

1 stop16h 52m

$208

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Tue 9/16

11:00 pm-7:23 am

Nonstop5h 23m

New York John F Kennedy Intl

Wed 9/24

6:35 pm-9:41 pm

Nonstop6h 06m

$257

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Tue 9/16

7:22 pm-7:06 am

1 stop8h 44m

New York John F Kennedy Intl

Wed 9/24

7:29 am-2:09 pm

1 stop9h 40m

$269

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Wed 10/1

8:43 am-9:27 pm

1 stop9h 44m

New York LaGuardia

Tue 10/21

6:55 pm-12:02 am

1 stop8h 07m

$277

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Wed 9/24

3:04 pm-5:59 am

1 stop11h 55m

Newark

Wed 10/1

5:48 pm-11:53 pm

1 stop9h 05m

$277

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Tue 9/16

3:04 pm-5:59 am

1 stop11h 55m

Newark

Tue 9/23

5:48 pm-11:53 pm

1 stop9h 05m

$286

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Tue 7/1

11:49 am-11:24 pm

1 stop8h 35m

New York LaGuardia

Tue 7/8

6:00 am-10:30 am

1 stop7h 30m

$287

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Mon 8/4

12:59 am-11:37 am

1 stop7h 38m

Newark

Tue 8/12

6:22 am-1:39 pm

2 stops10h 17m

$292

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Tue 6/3

4:45 pm-6:09 am

1 stop10h 24m

New York John F Kennedy Intl

Wed 6/4

7:29 am-3:50 pm

1 stop11h 21m

$296

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 56 results
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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, November is the cheapest month in which you can book a flight from Ontario to Connecticut (average of $287). Flying from Ontario to Connecticut in June is currently the most expensive (average of $357). 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.

What is the cheapest time of day to fly from ONT to CT?

Find hourly flight availability from Ontario to Connecticut. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Connecticut as you normally would.

Rainfall in Connecticut by month

Plan your trip to Connecticut by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Connecticut ranges from 3.1 - 4.1 inches per month. September is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Connecticut when rainfall is around 3.1 in.

Temperature in Connecticut by month

Plan your trip to Connecticut by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Connecticut, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

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 1, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Ontario to Connecticut have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Entertainment

7.1

Crew

8.5

Boarding

8.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Entertainment

7.1

Crew

8.5

Boarding

8.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Entertainment

7.1

Crew

8.5

Boarding

8.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Entertainment

7.1

Crew

8.5

Boarding

8.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,409 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Entertainment

7.1

Crew

8.5

Boarding

8.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Entertainment

7.1

Crew

8.5

Boarding

8.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $126. Hawaiian Airlines flights start at $137 while deals on Alaska Airlines start at $138 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, November is the cheapest month in which you can book a flight from Ontario to Connecticut (average of $287). Flying from Ontario to Connecticut in June is currently the most expensive (average of $357). 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.
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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 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$300Average$486FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$336Average$479FlexibilityNo cancel feeOn-time71%
DeltaCheapest$336Average$494FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$387Average$579FlexibilityNo cancel feeOn-time69%

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