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$524+ Cheap flights from Bangor, ME (BGR) to London (LON)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
BGR — LON
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Bangor to London

Discover tips and strategies to find the most affordable flight options for your journey from Bangor (BGR) to London (LON). 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 September 15, 2025.

Round-trip from

$516
(KLM)

Popular in

December

Cheapest in

November

Average price

$852
From Bangor to London (LON)
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($82 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($51 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Bangor to London

Cheapest flights from Bangor to London
Explore the most affordable flight options available from Bangor to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This KLM deal was found by Cheapflights users on 9/14. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/143:05 pmBGR - LHR
1 stop14h 55mMultiple Airlines
Tue 10/217:45 pmLHR - BGR
2 stops23h 39mMultiple Airlines
Deal found 9/14$524
This Delta deal was found by Cheapflights users on 9/13. 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.
Mon 9/223:13 pmBGR - LHR
1 stop10h 12mDelta
Mon 10/65:35 pmLHR - BGR
2 stops25h 49mDelta
Deal found 9/13$537
This Delta deal was found by Cheapflights users on 9/14. 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.
Tue 10/143:05 pmBGR - LHR
2 stops17h 40mDelta
Tue 10/216:15 amLHR - BGR
2 stops37h 09mDelta
Deal found 9/14$549
This KLM deal was found by Cheapflights users on 9/14. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/223:13 pmBGR - LHR
1 stop14h 02mMultiple Airlines
Mon 10/64:05 pmLHR - BGR
1 stop27h 19mMultiple Airlines
Deal found 9/14$628
This Delta deal was found by Cheapflights users on 9/14. 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.
Wed 10/293:05 pmBGR - LHR
1 stop11h 15mDelta
Wed 11/52:45 pmLHR - BGR
2 stops28h 39mDelta
Deal found 9/14$672
This KLM deal was found by Cheapflights users on 9/14. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/293:05 pmBGR - LHR
1 stop15h 10mMultiple Airlines
Wed 11/510:10 amLHR - BGR
1 stop33h 14mMultiple Airlines
Deal found 9/14$679
This United Airlines deal was found by Cheapflights users on 9/14. 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 9/196:21 pmBGR - LHR
1 stop10h 49mUnited Airlines
Mon 9/227:30 amLHR - BGR
2 stops14h 56mUnited Airlines
Deal found 9/14$1,014
This British Airways deal was found by Cheapflights users on 9/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/195:22 pmBGR - LHR
1 stop12h 43mMultiple Airlines
Mon 9/2212:45 pmLHR - BGR
1 stop16h 03mMultiple Airlines
Deal found 9/14$1,026
This United Airlines deal was found by Cheapflights users on 9/14. 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 12/301:04 pmBGR - LHR
1 stop12h 16mUnited Airlines
Mon 1/512:05 pmLHR - BGR
2 stops16h 29mUnited Airlines
Deal found 9/14$1,073

Cheapflights Fare Finder

 
Customize your flight search to find flights from Bangor to London 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 September 15, 2025.
Use the filters below to find and compare flights from Bangor to London that are best for you.

Fly from

Bangor

Fly to

London

Route

Depart

Return

Price

BangorLondon

BGR - LHR

BGRLHR

Bangor

Tue 10/14

3:05 pm-11:00 am

1 stop14h 55m

London Heathrow

Tue 10/21

7:45 pm-2:24 pm

2 stops23h 39m

$524

BangorLondon

BGR - LHR

BGRLHR

Bangor

Tue 2/17

3:00 pm-10:15 am

1 stop14h 15m

London Heathrow

Tue 2/24

7:20 pm-2:21 pm

2 stops24h 01m

$532

BangorLondon

BGR - LHR

BGRLHR

Bangor

Wed 2/11

3:00 pm-8:05 am

1 stop12h 05m

London Heathrow

Wed 2/25

7:25 pm-2:21 pm

2 stops23h 56m

$532

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Best time to book a flight from Bangor to London

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

What is the cheapest time of day to fly from BGR to LON?

Find hourly flight availability from Bangor to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

A simple way to save on the total cost of your ticket is to fly from Bangor, Maine to London in the morning. If you’re flexible enough to do this you can expect to save up to 24% on your trip compared to booking a flight at noon.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated September 15, 2025.
Read reviews from past customers who have flown United Airlines and American Airlines from Bangor to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,931 reviews

Overall

7.4

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,931 reviews
United Airlines
7.4
Good
8,931 reviews

Overall

7.4

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,931 reviews

Overall

7.4

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Bangor to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Bangor to London?

    If you book a flight to London from Bangor, you will be flying from Bangor, which is the city’s only airport. Bangor (BGR) is located 2.3 mi from the center of Bangor. There are 0 flights from Bangor to London per day from 1 airline.

  • What are the cheapest airlines flying from Bangor, Maine to London round-trip?

    Flying on United Airlines is currently your cheapest option to London, with prices starting at $717. Another option worth looking into is American Airlines, starting at $802 round trip. These flights start at 31% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Bangor to London 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 London?

    Currently, November is the cheapest month in which you can book a flight from Bangor, Maine to London (average of $661). Flying from Bangor, Maine to London in June is currently the most expensive (average of $1,097). 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 London?

Book flights to London if you plan to visit one of these locations
Hounslow
Hayes
Southend-on-Sea
Harrow
Canterbury
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Gatwick
Borehamwood
Aylesbury
Bedford
Wembley
Folkestone
Chichester
Eastbourne
Sutton

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Bangor to London

Discover the top 2 airlines that operate flights from Bangor to London. 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$717Average$847FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$802Average$864FlexibilityNo cancel feeOn-time71%

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