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$149+ Cheap flights from Ontario to Hartford (ONT - BDL)

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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BDL
May 21 — May 281
Thu 5/21
Thu 5/28
1 adult, Economy
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Cheap flight deals from Ontario to Hartford

Cheapest flights from Ontario to Hartford
Explore the most affordable flight options available from Ontario to Hartford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 21, 2026.

This United Airlines deal was found by Cheapflights users on 4/18. 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.
Sat 5/91:40 pm
ONT
-
BDL
1 stop7h 17m
United Airlines
Tue 5/125:05 pm
BDL
-
ONT
1 stop8h 30m
United Airlines
Deal found 4/18$331
This Delta deal was found by Cheapflights users on 4/18. 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.
Sat 5/97:05 am
ONT
-
BDL
2 stops13h 52m
Delta
Tue 5/125:30 am
BDL
-
ONT
2 stops9h 49m
Delta
Deal found 4/18$341
This Southwest deal was found by Cheapflights users on 4/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2811:55 pm
ONT
-
BDL
1 stop7h 45m
Southwest
Mon 6/17:45 am
BDL
-
ONT
1 stop8h 30m
Southwest
Deal found 4/19$362
This Southwest deal was found by Cheapflights users on 4/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/211:55 pm
ONT
-
BDL
1 stop8h 00m
Southwest
Tue 8/1112:45 pm
BDL
-
ONT
1 stop9h 50m
Southwest
Deal found 4/20$376
This Southwest deal was found by Cheapflights users on 4/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/78:30 am
ONT
-
BDL
2 stops10h 45m
Southwest
Wed 8/1912:45 pm
BDL
-
ONT
1 stop9h 50m
Southwest
Deal found 4/20$381
This Delta deal was found by Cheapflights users on 4/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/49:50 am
ONT
-
BDL
2 stops11h 43m
Delta
Sun 6/76:00 am
BDL
-
ONT
1 stop7h 40m
Delta
Deal found 4/19$399
This Delta deal was found by Cheapflights users on 4/17. 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.
Sun 5/247:05 am
ONT
-
BDL
2 stops13h 52m
Delta
Thu 5/2811:56 am
BDL
-
ONT
2 stops14h 38m
Delta
Deal found 4/17$404
This Kiwi.com deal was found by Cheapflights users on 4/16. 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 6/24:39 pm
ONT
-
BDL
2 stops29h 12m
Multiple Airlines
Sun 6/75:40 pm
BDL
-
ONT
1 stop24h 29m
Multiple Airlines
Deal found 4/16$410
This American Airlines deal was found by Cheapflights users on 4/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:59 pm
ONT
-
BDL
1 stop8h 47m
American Airlines
Wed 9/212:36 pm
BDL
-
ONT
1 stop9h 11m
American Airlines
Deal found 4/20$416
This American Airlines deal was found by Cheapflights users on 4/17. 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.
Sun 5/2410:00 pm
ONT
-
BDL
1 stop8h 27m
American Airlines
Thu 5/282:46 pm
BDL
-
ONT
2 stops10h 11m
American Airlines
Deal found 4/17$417

Find flight deals from Ontario to Hartford

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Hartford (BDL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$331
(United Airlines)

One-way from

$149
(Delta)

Popular in

April

Cheapest in

September

Average price

$781
Provider with most accurate pricing for Ontario-Hartford Bradley Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Hartford Bradley Intl flights.
Search Deals
From Ontario to Hartford Bradley Intl
Search Deals
One-way flight from Ontario to Hartford Bradley Intl
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($130 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Hartford 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 April 21, 2026.
Use the filters below to find and compare flights from Ontario to Hartford that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioHartford

ONT - BDL

ONTBDL

Ontario

Sat 5/16

9:55 pm-8:10 am

1 stop7h 15m

Hartford Bradley Intl

Wed 5/20

6:15 am-1:30 pm

2 stops10h 15m

$420

OntarioHartford

ONT - BDL

ONTBDL

Ontario

Sat 5/23

6:30 am-5:14 pm

1 stop7h 44m

Hartford Bradley Intl

Fri 5/29

4:50 pm-10:46 pm

1 stop8h 56m

$441

OntarioHartford

ONT - BDL

ONTBDL

Ontario

Tue 8/18

7:13 pm-9:59 am

2 stops11h 46m

Hartford Bradley Intl

Wed 8/19

3:34 pm-8:52 pm

1 stop8h 18m

$444

OntarioHartford

ONT - BDL

ONTBDL

Ontario

Wed 5/27

6:30 pm-9:45 am

2 stops12h 15m

Hartford Bradley Intl

Fri 5/29

4:55 pm-10:51 pm

1 stop8h 56m

$446
Quickest round-trip

OntarioHartford

ONT - BDL

ONTBDL

Ontario

Tue 5/5

7:05 am-6:30 pm

1 stop8h 25m

Hartford Bradley Intl

Tue 5/12

6:00 am-10:57 am

1 stop7h 57m

$454

OntarioHartford

ONT - BDL

ONTBDL

Ontario

Sun 8/23

10:59 pm-10:50 am

1 stop8h 51m

Hartford Bradley Intl

Mon 8/31

5:05 pm-9:56 pm

1 stop7h 51m

$497

OntarioHartford

ONT - BDL

ONTBDL

Ontario

Tue 5/5

11:55 pm-10:40 am

1 stop7h 45m

Hartford Bradley Intl

Mon 5/11

8:45 am-3:15 pm

1 stop9h 30m

$558
Cheapest one-way

OntarioHartford

ONT - BDL

ONTBDL

Ontario

Wed 9/23

12:00 pm-11:53 pm

1 stop8h 53m

$149

OntarioHartford

ONT - BDL

ONTBDL

Ontario

Wed 8/19

10:59 pm-10:50 am

1 stop8h 51m

$229

OntarioHartford

ONT - BDL

ONTBDL

Ontario

Thu 8/6

10:00 pm-10:30 am

1 stop9h 30m

$229

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Compare providers for flights from Ontario to Hartford

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Hartford in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Hartford flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Hartford flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Hartford flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Hartford flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Hartford flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Hartford

Have a flexible travel schedule? Discover the best time to fly to Hartford 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 Hartford

What is the cheapest month to book a flight from Ontario to Hartford?

Currently, September is the cheapest month in which you can book a flight from Ontario to Hartford (average of $342). Flying from Ontario to Hartford in April is currently the most expensive (average of $781). 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 Hartford?

Reviews of airlines servicing Hartford

Get insights into the airlines that provide service to Hartford. 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 Hartford. Reviews last updated April 21, 2026.
Read through reviews of airlines operating flights from Ontario to Hartford, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,331 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

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.
Southwest
8.0
Very good
4,331 reviews
Southwest
8.0
Very good
4,331 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

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.
Delta
7.9
Good
8,434 reviews
Southwest
8.0
Very good
4,331 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

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.
United Airlines
7.4
Good
9,613 reviews
Southwest
8.0
Very good
4,331 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

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.
American Airlines
7.1
Good
11,645 reviews
Southwest
8.0
Very good
4,331 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

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 Hartford. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Hartford?

    A quick flight from Ontario to Hartford can take about 7h 15m. Southwest provides one of the quickest options available for as low as $420. The distance between Ontario and Hartford is about 2474 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Ontario to Hartford round-trip?

    Flying on Delta is currently your cheapest option to Hartford, with prices starting at $258. Additional round-trip tickets that might be worth considering are offered by American Airlines and Southwest, with the lowest prices starting at $321 and $338, respectively. Users have found that Delta is 45% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Ontario to Hartford 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.

  • Can I find deals for flights from Ontario to Hartford that include hotel bookings?

    Yes. In addition to deals on Ontario to Hartford flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Hartford?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Hartford.

  • Can I find deals for business class flights from Ontario to Hartford?

    Yes. Cheapflights offers flight deals from Ontario to Hartford 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 Hartford?

    Currently, September is the cheapest month in which you can book a flight from Ontario to Hartford (average of $342). Flying from Ontario to Hartford in April is currently the most expensive (average of $781). 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

Traveling to a place near Hartford?

Book flights to Hartford if you plan to visit one of these locations
New Britain
Enfield
Uncasville
Windsor Locks
Cromwell
Windsor
Farmington
Southington
East Hartford
Rocky Hill
Northampton
Westfield
Glastonbury
Meriden
West Springfield
Newington
Lee
West Hartford

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Alternative routes for Ontario to Hartford

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Top 4 airlines flying from Ontario to Hartford

Discover the top 4 airlines that operate flights from Ontario to Hartford. 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 April 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$258Average$416FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$321Average$466FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$338Average$434FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$342Average$528FlexibilityNo cancel feeOn-time69%

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