HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Connecticut

$118+ 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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BDL
may. 17 — may. 241
sáb. 5/17
sáb. 5/24
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

Keep the following information in mind while searching for Ontario to Connecticut flight deals. Data was last updated mayo 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$215
(Flightnetwork)

One-way from

$119
(Trip.com)
Provider with most accurate pricing for Los Angeles-Springfield (SFY) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Springfield (SFY) flights.
Search Deals
From Ontario to Connecticut
Search Deals
One-way flight from Ontario to Connecticut
Search Deals

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 mayo 12, 2025.

This Flightnetwork deal was found by Cheapflights users on 5/12. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/27:36 pmONT - JFK
1 stop6h 54mFrontier
mar. 6/106:59 amJFK - ONT
1 stop16h 52mFrontier
Deal found 5/12$215
This Mytrip deal was found by Cheapflights users on 5/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/295:21 pmONT - LGA
1 stop25h 49mFrontier
mié. 6/410:55 pmLGA - ONT
1 stop27h 55mFrontier
Deal found 5/11$216
This American Airlines deal was found by Cheapflights users on 5/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/306:01 amONT - JFK
2 stops10h 59mAmerican Airlines
mar. 6/102:55 pmJFK - ONT
2 stops9h 43mAmerican Airlines
Deal found 5/12$234
This JetBlue deal was found by Cheapflights users on 5/12. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/1611:00 pmONT - JFK
Nonstop5h 23mJetBlue
mar. 9/236:35 pmJFK - ONT
Nonstop6h 06mJetBlue
Deal found 5/12$257
This Delta deal was found by Cheapflights users on 5/11. 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.
mar. 6/1710:05 pmONT - LGA
1 stop7h 09mDelta
mié. 6/256:00 amLGA - ONT
1 stop7h 57mDelta
Deal found 5/11$277
This United Airlines deal was found by Cheapflights users on 5/11. 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.
mié. 6/256:32 pmONT - EWR
1 stop8h 07mUnited Airlines
mar. 7/16:05 amEWR - ONT
1 stop9h 27mUnited Airlines
Deal found 5/11$277
This Delta deal was found by Cheapflights users on 5/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/245:08 pmONT - EWR
1 stop10h 05mDelta
mar. 7/82:30 pmEWR - ONT
2 stops12h 12mDelta
Deal found 5/12$282
This Hawaiian Airlines deal was found by Cheapflights users on 5/11. 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.
mar. 9/93:04 pmONT - EWR
1 stop11h 55mHawaiian Airlines
mar. 9/167:19 amEWR - ONT
1 stop9h 50mHawaiian Airlines
Deal found 5/11$286
This Southwest deal was found by Cheapflights users on 5/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/2310:40 amONT - LGA
1 stop7h 05mSouthwest
mié. 8/277:15 amLGA - ONT
1 stop10h 25mSouthwest
Deal found 5/12$292
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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.
mar. 6/34:45 pmONT - EWR
1 stop10h 14mAlaska Airlines
sáb. 6/75:34 pmEWR - ONT
1 stop9h 23mAlaska Airlines
Deal found 5/11$296
This Alaska Airlines deal was found by Cheapflights users on 5/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/167:22 pmONT - JFK
1 stop8h 44mAlaska Airlines
sáb. 9/205:29 pmJFK - ONT
1 stop9h 24mAlaska Airlines
Deal found 5/12$296
This American Airlines deal was found by Cheapflights users on 5/11. 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.
mié. 5/2112:41 pmONT - LGA
1 stop7h 45mAmerican Airlines
vie. 5/235:59 amLGA - ONT
1 stop8h 51mAmerican Airlines
Deal found 5/11$317

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 mayo 12, 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 - JFK

ONTJFK

Ontario

lun. 6/2

7:36 pm-5:30 am

1 stop6h 54m

New York John F Kennedy Intl

mar. 6/10

6:59 am-8:51 pm

1 stop16h 52m

$215

OntarioNew York

ONT - LGA

ONTLGA

Ontario

jue. 5/29

5:21 pm-10:10 pm

1 stop25h 49m

New York LaGuardia

mié. 6/4

10:55 pm-11:50 pm

1 stop27h 55m

$216

OntarioNew York

ONT - JFK

ONTJFK

Ontario

vie. 5/30

10:00 am-9:55 pm

2 stops8h 55m

New York John F Kennedy Intl

mar. 6/10

2:55 pm-9:38 pm

2 stops9h 43m

$224

OntarioNew York

ONT - JFK

ONTJFK

Ontario

mar. 9/16

11:00 pm-7:23 am

Nonstop5h 23m

New York John F Kennedy Intl

mar. 9/23

6:35 pm-9:41 pm

Nonstop6h 06m

$257

OntarioNew York

ONT - LGA

ONTLGA

Ontario

mar. 6/17

10:05 pm-8:14 am

1 stop7h 09m

New York LaGuardia

mié. 6/25

6:00 am-10:57 am

1 stop7h 57m

$277

OntarioNewark

ONT - EWR

ONTEWR

Ontario

mié. 6/25

6:32 pm-5:39 am

1 stop8h 07m

Newark

mar. 7/1

6:05 am-12:32 pm

1 stop9h 27m

$277

OntarioNewark

ONT - EWR

ONTEWR

Ontario

mar. 6/24

5:08 pm-6:13 am

1 stop10h 05m

Newark

mar. 7/8

2:30 pm-11:42 pm

2 stops12h 12m

$282

OntarioNewark

ONT - EWR

ONTEWR

Ontario

mar. 9/9

3:04 pm-5:59 am

1 stop11h 55m

Newark

mar. 9/16

7:19 am-2:09 pm

1 stop9h 50m

$286

OntarioNewark

ONT - EWR

ONTEWR

Ontario

mar. 6/3

4:45 pm-5:59 am

1 stop10h 14m

Newark

sáb. 6/7

5:34 pm-11:57 pm

1 stop9h 23m

$296

OntarioNew York

ONT - JFK

ONTJFK

Ontario

mar. 9/16

7:22 pm-7:06 am

1 stop8h 44m

New York John F Kennedy Intl

mié. 9/24

5:29 pm-11:53 pm

1 stop9h 24m

$296

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/12

Showing 1-10 of 55 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, 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 $356). 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 mayo 12, 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 mayo 12, 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
10,000 reviews

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

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
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

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
4,290 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

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
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

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
2,432 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

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
8,724 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

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 $122. Hawaiian Airlines flights start at $124 while deals on United Airlines start at $134 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 $356). 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 Seattle flights
San Francisco to John F Kennedy Intl flights
Los Angeles to Honolulu flights
San Francisco to Newark flights
Los Angeles to Newark flights
Los Angeles to Dallas/Fort Worth flights
Los Angeles to LaGuardia flights
Los Angeles to Las Vegas flights
Los Angeles to Miami flights
Ontario to John F Kennedy Intl flights
Los Angeles to Boston flights
San Francisco to Honolulu flights
Los Angeles to O'Hare Intl flights
Los Angeles to San Francisco flights
San Jose to Los Angeles flights
San Francisco to Los Angeles flights
Los Angeles to Orlando flights
San Francisco to LaGuardia flights
San Francisco to O'Hare Intl flights
Santa Ana to Las Vegas flights
Los Angeles to San Jose flights
San Francisco to Seattle flights
Santa Ana to Seattle flights
Burbank to Las Vegas flights
San Francisco to Las Vegas flights
Los Angeles to Portland flights
Burbank to Newark flights
Los Angeles to Dulles Intl flights
San Diego to Seattle flights
Ontario to Seattle flights
San Diego to John F Kennedy Intl flights
Oakland to Los Angeles flights
San Francisco to Dallas/Fort Worth flights
Los Angeles to Fort Lauderdale flights
Los Angeles to Hobby flights
San Francisco to Boston flights
Ontario to Newark flights
Burbank to Seattle flights
San Jose to Las Vegas flights
Oakland to Las Vegas flights
Los Angeles to Oakland flights
Ontario to Dallas/Fort Worth flights
Los Angeles to Reagan-National flights
Santa Ana to Newark flights
Los Angeles to Kahului flights
Oakland to Santa Ana flights
Los Angeles to Denver flights
San Francisco to Ontario flights
Ontario to Honolulu 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 mayo 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$300Average$486FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$336Average$472FlexibilityNo cancel feeOn-time71%
DeltaCheapest$336Average$494FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$387Average$579FlexibilityNo 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.