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$293+ Cheap flights from Bangor, ME to Ontario (BGR - ONT)

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 6/20. Fares are subject to change and may not be available on all flights or dates of travel.
BGR — ONT
May 10 — May 171
Sun 5/10
Sun 5/17
1 adult, Economy
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Cheap flight deals from Bangor to Ontario

Cheapest flights from Bangor to Ontario
Explore the most affordable flight options available from Bangor to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 10, 2026.

This United Airlines deal was found by Cheapflights users on 4/5. 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 9/119:15 am
BGR
-
ONT
1 stop12h 04m
United Airlines
Mon 9/287:00 am
ONT
-
BGR
2 stops13h 12m
United Airlines
Deal found 4/5$504
This United Airlines deal was found by Cheapflights users on 4/5. 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.
Tue 9/19:15 am
BGR
-
ONT
2 stops16h 43m
United Airlines
Sat 9/57:00 am
ONT
-
BGR
2 stops13h 12m
United Airlines
Deal found 4/5$509
This American Airlines deal was found by Cheapflights users on 4/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/103:15 pm
BGR
-
ONT
1 stop8h 52m
American Airlines
Wed 4/1511:59 pm
ONT
-
BGR
2 stops11h 34m
American Airlines
Deal found 4/8$571
This American Airlines deal was found by Cheapflights users on 4/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1012:59 pm
BGR
-
ONT
2 stops12h 37m
American Airlines
Tue 4/146:00 am
ONT
-
BGR
2 stops14h 52m
American Airlines
Deal found 4/7$577
This American Airlines deal was found by Cheapflights users on 4/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/242:22 pm
BGR
-
ONT
1 stop11h 14m
American Airlines
Wed 7/17:12 pm
ONT
-
BGR
2 stops13h 31m
American Airlines
Deal found 4/7$602
This United Airlines deal was found by Cheapflights users on 4/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/294:15 pm
BGR
-
ONT
1 stop9h 31m
United Airlines
Sun 5/316:30 pm
ONT
-
BGR
2 stops13h 34m
United Airlines
Deal found 4/7$630
This Delta deal was found by Cheapflights users on 4/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:00 am
BGR
-
ONT
2 stops15h 18m
Delta
Sat 12/127:00 am
ONT
-
BGR
2 stops13h 23m
Delta
Deal found 4/6$633

Find flight deals from Bangor to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Bangor (BGR) to Ontario (ONT). 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 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$504
(United Airlines)

One-way from

$293
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$620
Provider with most accurate pricing for Bangor-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bangor-Ontario flights.
Search Deals
From Bangor to Ontario
Search Deals
One-way flight from Bangor to Ontario
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($82 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 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 Bangor to Ontario 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 10, 2026.
Use the filters below to find and compare flights from Bangor to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BangorOntario

BGR - ONT

BGRONT

Bangor

Fri 9/11

9:15 am-6:19 pm

1 stop12h 04m

Ontario

Mon 9/28

7:00 am-11:12 pm

2 stops13h 12m

$504

BangorOntario

BGR - ONT

BGRONT

Bangor

Tue 9/1

9:15 am-10:58 pm

2 stops16h 43m

Ontario

Sat 9/5

7:00 am-11:12 pm

2 stops13h 12m

$509

BangorOntario

BGR - ONT

BGRONT

Bangor

Thu 10/1

6:10 am-5:47 pm

2 stops14h 37m

Ontario

Mon 10/5

6:30 pm-11:03 am

2 stops13h 33m

$635

BangorOntario

BGR - ONT

BGRONT

Bangor

Fri 5/29

6:00 am-5:28 pm

2 stops14h 28m

Ontario

Sun 5/31

6:30 pm-11:04 am

2 stops13h 34m

$636

BangorOntario

BGR - ONT

BGRONT

Bangor

Fri 6/19

2:22 pm-11:59 pm

2 stops12h 37m

Ontario

Fri 7/10

7:14 pm-12:28 pm

2 stops14h 14m

$695
Quickest round-trip

BangorOntario

BGR - ONT

BGRONT

Bangor

Tue 7/7

4:35 pm-10:51 pm

1 stop9h 16m

Ontario

Mon 7/13

6:30 am-11:15 pm

2 stops13h 45m

$745
Cheapest one-way

BangorOntario

BGR - ONT

BGRONT

Bangor

Sat 6/20

7:12 pm-3:09 pm

3 stops46h 57m

$381

BangorOntario

BGR - ONT

BGRONT

Bangor

Sat 10/3

6:10 am-5:18 pm

2 stops14h 08m

$381

BangorOntario

BGR - ONT

BGRONT

Bangor

Tue 9/8

9:15 am-6:19 pm

1 stop12h 04m

$435

BangorOntario

BGR - ONT

BGRONT

Bangor

Wed 4/15

7:40 am-5:47 pm

2 stops13h 07m

$441

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/5

Showing 1-10 of 15 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Bangor, Maine-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bangor, Maine-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bangor, Maine-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bangor, Maine-Ontario 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 Bangor, Maine-Ontario 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 Bangor to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Bangor 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 Bangor to Ontario

What is the cheapest month to book a flight from Bangor, Maine to Ontario?

Currently, September is the cheapest month in which you can book a flight from Bangor, Maine to Ontario (average of $289). Flying from Bangor, Maine to Ontario in July is currently the most expensive (average of $489). 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 Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated April 10, 2026.
Peruse reviews from past customers who have flown with American Airlines from Bangor to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,564 reviews

Entertainment

6.8

Comfort

7.2

Overall

7.1

Food

6.4

Boarding

7.5

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes
American Airlines
7.1
Good
11,564 reviews
American Airlines
7.1
Good
11,564 reviews

Entertainment

6.8

Comfort

7.2

Overall

7.1

Food

6.4

Boarding

7.5

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes

Related info for your journey

Find useful and relevant information for your journey from Bangor to Ontario. 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 Bangor, Maine to Ontario?

    A quick flight from Bangor, Maine to Ontario can take about 12h 04m. United Airlines provides one of the quickest options available for as low as $504. The distance between Bangor, Maine and Ontario is about 2662 mi.

  • What is the cheapest airline to fly from Bangor, Maine to Ontario round-trip?

    American Airlines, at $389, was found to be the cheapest airline from Bangor, Maine to Ontario..

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Bangor to Ontario 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 Bangor, Maine to Ontario?

    Currently, September is the cheapest month in which you can book a flight from Bangor, Maine to Ontario (average of $289). Flying from Bangor, Maine to Ontario in July is currently the most expensive (average of $489). 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.

Top airline flying from Bangor to Ontario

Discover the top airline that operate flights from Bangor to Ontario. 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 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$389Average$538FlexibilityNo cancel feeOn-time71%

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