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$411+ Cheap flights from Ontario to Bangor, ME (ONT - BGR)

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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BGR
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheap flight deals from Ontario to Bangor

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Bangor (BGR). 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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$535
(American Airlines)

One-way from

$411
(United Airlines)

Popular in

April

Cheapest in

March

Average price

$498
Provider with most accurate pricing for Ontario-Bangor flight deals.
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Provider most trusted by Cheapflights users for Ontario-Bangor flights.
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From Ontario to Bangor
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One-way flight from Ontario to Bangor
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Highest demand for flights based on searches. 12% potential increase in price ($67 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Ontario to Bangor

Cheapest flights from Ontario to Bangor
Explore the most affordable flight options available from Ontario to Bangor. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This United Airlines deal was found by Cheapflights users on 10/27. 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 11/117:00 amONT - BGR
2 stops12h 59mUnited Airlines
Sat 11/158:00 amBGR - ONT
2 stops12h 34mUnited Airlines
Deal found 10/27$595
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Mon 11/176:38 pmONT - BGR
2 stops14h 00mUnited Airlines
Sun 11/2312:30 pmBGR - ONT
2 stops13h 01mUnited Airlines
Deal found 10/26$607
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Sat 11/110:09 amONT - BGR
2 stops9h 49mAmerican Airlines
Mon 11/312:34 pmBGR - ONT
2 stops12h 25mAmerican Airlines
Deal found 10/28$660
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Sun 11/95:05 amONT - BGR
2 stops14h 54mUnited Airlines
Sat 11/158:00 amBGR - ONT
2 stops12h 34mUnited Airlines
Deal found 10/27$751
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/16:38 pmONT - BGR
2 stops15h 01mUnited Airlines
Mon 11/312:20 pmBGR - ONT
2 stops12h 29mUnited Airlines
Deal found 10/28$1,269

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Bangor 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 October 29, 2025.
Use the filters below to find and compare flights from Ontario to Bangor that are best for you.

Fly from

Ontario

Fly to

Bangor

Route

Depart

Return

Price

OntarioBangor

ONT - BGR

ONTBGR

Ontario

Fri 3/6

11:59 pm-3:36 pm

2 stops12h 37m

Bangor

Tue 3/10

12:57 pm-9:40 pm

2 stops11h 43m

$535

OntarioBangor

ONT - BGR

ONTBGR

Ontario

Tue 11/11

7:00 am-10:59 pm

2 stops12h 59m

Bangor

Sat 11/15

8:00 am-5:34 pm

2 stops12h 34m

$595

OntarioBangor

ONT - BGR

ONTBGR

Ontario

Mon 11/17

6:38 pm-11:38 am

2 stops14h 00m

Bangor

Sun 11/23

12:30 pm-10:31 pm

2 stops13h 01m

$607

OntarioBangor

ONT - BGR

ONTBGR

Ontario

Sun 11/9

5:05 am-10:59 pm

2 stops14h 54m

Bangor

Sat 11/15

8:00 am-5:34 pm

2 stops12h 34m

$751

OntarioBangor

ONT - BGR

ONTBGR

Ontario

Sat 11/15

6:38 pm-11:39 am

2 stops14h 01m

$411

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Compare providers for flights from Ontario to Bangor

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 Bangor in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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-Bangor, Maine flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Bangor, Maine flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-Bangor, Maine flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Bangor, Maine 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 Ontario-Bangor, Maine 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 Bangor

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

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Bangor, Maine (average of $256). Flying from Ontario to Bangor, Maine in April is currently the most expensive (average of $524). 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 Bangor

Get insights into the airlines that provide service to Bangor. 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 Bangor. Reviews last updated October 29, 2025.
Peruse reviews from past customers who have flown with American Airlines from Ontario to Bangor 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
11,032 reviews

Food

6.4

Overall

7.2

Comfort

7.2

Boarding

7.5

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.2
Good
11,032 reviews
American Airlines
7.2
Good
11,032 reviews

Food

6.4

Overall

7.2

Comfort

7.2

Boarding

7.5

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

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

    Departing from Ontario to Bangor, Maine will take you 12h 37m. Ontario and Bangor, Maine are separated by a distance of 2662 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    American Airlines, at $319, was found to be the cheapest airline from Ontario to Bangor, Maine..

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ontario to Bangor, Maine (average of $256). Flying from Ontario to Bangor, Maine in April is currently the most expensive (average of $524). 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 Ontario to Bangor

Discover the top airline that operate flights from Ontario to Bangor. 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$319Average$576FlexibilityNo cancel feeOn-time71%

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