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Ontario

$336+ 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
BGR — ONT
Jul 20 — Jul 271
Mon 7/20
Mon 7/27
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 June 20, 2026.

This Delta deal was found by Cheapflights users on 6/15. 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 9/254:15 pm
BGR
-
ONT
2 stops10h 22m
Delta
Mon 9/2810:00 pm
ONT
-
BGR
2 stops14h 34m
Delta
Deal found 6/15$379
This Delta deal was found by Cheapflights users on 6/15. 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 9/245:17 am
BGR
-
ONT
2 stops15h 47m
Delta
Mon 9/2810:00 pm
ONT
-
BGR
2 stops10h 23m
Delta
Deal found 6/15$404
This Delta deal was found by Cheapflights users on 6/15. 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 9/254:15 pm
BGR
-
ONT
2 stops10h 22m
Delta
Sun 9/2710:00 pm
ONT
-
BGR
2 stops10h 23m
Delta
Deal found 6/15$457
This Delta deal was found by Cheapflights users on 6/15. 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 9/245:17 am
BGR
-
ONT
2 stops15h 47m
Delta
Sun 9/2710:00 pm
ONT
-
BGR
2 stops10h 23m
Delta
Deal found 6/15$482
This United Airlines deal was found by Cheapflights users on 6/15. 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 10/274:15 pm
BGR
-
ONT
1 stop9h 11m
United Airlines
Sat 10/315:00 am
ONT
-
BGR
2 stops11h 53m
United Airlines
Deal found 6/15$509
This United Airlines deal was found by Cheapflights users on 6/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/14:35 pm
BGR
-
ONT
1 stop9h 16m
United Airlines
Sat 7/45:00 am
ONT
-
BGR
1 stop7h 41m
United Airlines
Deal found 6/17$559
This American Airlines deal was found by Cheapflights users on 6/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/262:22 pm
BGR
-
ONT
2 stops10h 35m
American Airlines
Sun 6/287:13 pm
ONT
-
BGR
2 stops12h 33m
American Airlines
Deal found 6/16$612
This United Airlines deal was found by Cheapflights users on 6/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:00 am
BGR
-
ONT
2 stops15h 11m
United Airlines
Mon 10/196:32 pm
ONT
-
BGR
2 stops13h 45m
United Airlines
Deal found 6/17$631
This United Airlines deal was found by Cheapflights users on 6/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/24:30 pm
BGR
-
ONT
1 stop9h 05m
United Airlines
Sat 9/511:00 am
ONT
-
BGR
2 stops24h 35m
United Airlines
Deal found 6/19$636

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 June 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$379
(Delta)

One-way from

$336
(United Airlines)

Popular in

December

Cheapest in

November

Average price

$470
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
High demand for flights, 4% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 20, 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
Quickest round-trip

BangorOntario

BGR - ONT

BGRONT

Bangor

Wed 7/1

4:35 pm-10:51 pm

1 stop9h 16m

Ontario

Sat 7/4

5:00 am-3:41 pm

1 stop7h 41m

$559

BangorOntario

BGR - ONT

BGRONT

Bangor

Tue 9/1

6:00 am-6:11 pm

2 stops15h 11m

Ontario

Mon 10/19

6:32 pm-11:17 am

2 stops13h 45m

$631

BangorOntario

BGR - ONT

BGRONT

Bangor

Wed 9/2

4:30 pm-10:35 pm

1 stop9h 05m

Ontario

Sat 9/5

11:00 am-2:35 pm

2 stops24h 35m

$636

BangorOntario

BGR - ONT

BGRONT

Bangor

Wed 8/26

6:00 am-10:35 pm

1 stop19h 35m

Ontario

Sat 8/29

5:00 am-3:41 pm

1 stop7h 41m

$648
Cheapest one-way
Quickest one-way

BangorOntario

BGR - ONT

BGRONT

Bangor

Fri 7/3

4:35 pm-10:51 pm

1 stop9h 16m

$356

BangorOntario

BGR - ONT

BGRONT

Bangor

Mon 8/3

10:56 am-3:14 pm

2 stops31h 18m

$390

BangorOntario

BGR - ONT

BGRONT

Bangor

Tue 8/4

4:18 pm-11:59 pm

2 stops10h 41m

$421

BangorOntario

BGR - ONT

BGRONT

Bangor

Wed 8/5

4:35 pm-10:51 pm

1 stop9h 16m

$428

BangorOntario

BGR - ONT

BGRONT

Bangor

Wed 9/9

9:32 am-7:57 pm

1 stop13h 25m

$468

BangorOntario

BGR - ONT

BGRONT

Bangor

Tue 7/14

6:00 am-3:29 pm

2 stops12h 29m

$579

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Showing 1-10 of 11 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.

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 June 20, 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
11,715 reviews

Crew

7.9

Entertainment

6.8

Food

6.4

Boarding

7.5

Overall

7.1

Comfort

7.2

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
11,715 reviews
American Airlines
7.1
Good
11,715 reviews

Crew

7.9

Entertainment

6.8

Food

6.4

Boarding

7.5

Overall

7.1

Comfort

7.2

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 9h 16m. United Airlines provides one of the quickest options available for as low as $559. The distance between Bangor, Maine and Ontario is about 2662 mi.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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 June 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$399Average$599FlexibilityNo cancel feeOn-time71%

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