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$296+ 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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
BGR — ONT
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Cheap 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 November 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$359
(Delta)

One-way from

$296
(United Airlines)

Popular in

May

Cheapest in

January

Average price

$478
Provider with most accurate pricing for Bangor-Ontario flight deals.
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Provider most trusted by Cheapflights users for Bangor-Ontario flights.
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From Bangor to Ontario
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One-way flight from Bangor to Ontario
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Highest demand for flights based on searches. 13% potential increase in price ($77 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find 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 November 6, 2025.

This Delta deal was found by Cheapflights users on 11/4. 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 11/1512:30 pmBGR - ONT
2 stops12h 36mDelta
Tue 11/1810:25 pmONT - BGR
2 stops15h 24mDelta
Deal found 11/4$449
This American Airlines deal was found by Cheapflights users on 11/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2312:41 pmBGR - ONT
2 stops12h 18mAmerican Airlines
Fri 11/286:10 amONT - BGR
2 stops14h 48mAmerican Airlines
Deal found 11/6$745
This United Airlines deal was found by Cheapflights users on 11/5. 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.
Thu 12/251:04 pmBGR - ONT
2 stops12h 21mUnited Airlines
Wed 12/315:05 amONT - BGR
2 stops15h 29mUnited Airlines
Deal found 11/5$767
This American Airlines deal was found by Cheapflights users on 11/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/285:25 amBGR - ONT
2 stops18h 33mAmerican Airlines
Sat 1/37:18 pmONT - BGR
2 stops13h 48mAmerican Airlines
Deal found 11/6$1,187

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 November 6, 2025.
Use the filters below to find and compare flights from Bangor to Ontario that are best for you.

Fly from

Bangor

Fly to

Ontario

Route

Depart

Return

Price

BangorOntario

BGR - ONT

BGRONT

Bangor

Tue 3/10

1:17 pm-9:14 pm

2 stops10h 57m

Ontario

Tue 3/24

10:30 pm-2:21 pm

2 stops12h 51m

$359

BangorOntario

BGR - ONT

BGRONT

Bangor

Tue 3/17

6:00 am-9:14 pm

2 stops18h 14m

Ontario

Wed 3/25

10:30 pm-2:21 pm

2 stops12h 51m

$397

BangorOntario

BGR - ONT

BGRONT

Bangor

Tue 1/13

8:14 am-10:53 pm

2 stops17h 39m

Ontario

Tue 1/20

6:00 am-8:12 pm

2 stops11h 12m

$419

BangorOntario

BGR - ONT

BGRONT

Bangor

Tue 3/31

10:20 am-11:06 pm

2 stops15h 46m

Ontario

Wed 4/8

5:00 am-5:40 pm

2 stops9h 40m

$419

BangorOntario

BGR - ONT

BGRONT

Bangor

Tue 1/13

8:14 am-8:58 pm

2 stops15h 44m

Ontario

Wed 1/21

5:05 am-8:12 pm

2 stops12h 07m

$419

BangorOntario

BGR - ONT

BGRONT

Bangor

Tue 1/13

8:14 am-8:58 pm

2 stops15h 44m

Ontario

Thu 1/22

5:05 am-8:12 pm

2 stops12h 07m

$419

BangorOntario

BGR - ONT

BGRONT

Bangor

Tue 3/24

7:00 am-6:00 pm

2 stops14h 00m

Ontario

Wed 4/1

7:00 am-10:04 pm

2 stops12h 04m

$419

BangorOntario

BGR - ONT

BGRONT

Bangor

Wed 3/25

11:00 am-10:15 pm

2 stops14h 15m

Ontario

Tue 4/7

7:00 am-10:04 pm

2 stops12h 04m

$419

BangorOntario

BGR - ONT

BGRONT

Bangor

Tue 3/3

4:33 pm-9:07 pm

2 stops31h 34m

Ontario

Tue 3/17

10:30 pm-2:21 pm

2 stops12h 51m

$428

BangorOntario

BGR - ONT

BGRONT

Bangor

Wed 3/11

1:17 pm-9:14 pm

2 stops10h 57m

Ontario

Wed 3/25

10:30 pm-2:21 pm

2 stops12h 51m

$438

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 16 results
1
2

Compare providers for flights from Bangor to Ontario

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 Bangor to Ontario in November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 Bangor, Maine-Ontario flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Bangor, Maine-Ontario flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 $304). Flying from Bangor, Maine to Ontario in May is currently the most expensive (average of $611). 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 November 6, 2025.
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
7.2
Good
11,040 reviews

Entertainment

6.9

Comfort

7.2

Food

6.4

Overall

7.2

Crew

8.0

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.
American Airlines
7.2
Good
11,040 reviews
American Airlines
7.2
Good
11,040 reviews

Entertainment

6.9

Comfort

7.2

Food

6.4

Overall

7.2

Crew

8.0

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.

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 10h 57m. Delta provides one of the quickest options available for as low as $359. The distance between Bangor, Maine and Ontario is about 2662 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $304). Flying from Bangor, Maine to Ontario in May is currently the most expensive (average of $611). 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.

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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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$389Average$538FlexibilityNo cancel feeOn-time71%

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