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$281+ Cheap flights from Maine to London (LON)

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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LON
Aug 8 — Aug 151
Sat 8/8
Sat 8/15
1 adult, Economy
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Cheap flight deals from Maine to London

Cheapest flights from Maine to London
Explore the most affordable flight options available from Maine to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 9, 2026.

This Mytrip deal was found by Cheapflights users on 7/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/410:40 am
BOS
-
LTN
3 stops21h 45m
Multiple Airlines
Fri 8/146:20 am
LTN
-
BOS
2 stops14h 43m
Multiple Airlines
Deal found 7/7$692
This Gotogate deal was found by Cheapflights users on 7/8. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:30 pm
BOS
-
LHR
2 stops13h 00m
Multiple Airlines
Sun 9/139:25 pm
LHR
-
BOS
1 stop26h 25m
Multiple Airlines
Deal found 7/8$692
This Mytrip deal was found by Cheapflights users on 7/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:25 pm
BOS
-
LGW
1 stop9h 55m
Multiple Airlines
Thu 9/38:40 am
LGW
-
BOS
1 stop15h 10m
Multiple Airlines
Deal found 7/7$692
This Mytrip deal was found by Cheapflights users on 7/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2810:05 am
BOS
-
STN
3 stops26h 30m
Multiple Airlines
Sat 8/156:35 am
STN
-
BOS
3 stops32h 10m
Multiple Airlines
Deal found 7/8$692
This Mytrip deal was found by Cheapflights users on 7/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/72:45 pm
BOS
-
LTN
3 stops21h 40m
Multiple Airlines
Fri 8/146:20 am
LTN
-
BOS
2 stops14h 43m
Multiple Airlines
Deal found 7/8$693
This Priceline deal was found by Cheapflights users on 7/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:50 pm
BOS
-
LHR
1 stop18h 40m
Multiple Airlines
Tue 11/106:50 am
LHR
-
BOS
2 stops17h 12m
Multiple Airlines
Deal found 7/8$693
This Mytrip deal was found by Cheapflights users on 7/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1310:40 am
BOS
-
LGW
3 stops28h 30m
Multiple Airlines
Sun 8/168:50 pm
LGW
-
BOS
2 stops28h 05m
Multiple Airlines
Deal found 7/7$693
This Mytrip deal was found by Cheapflights users on 7/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/282:45 pm
BOS
-
STN
3 stops23h 35m
Multiple Airlines
Sat 9/128:00 pm
STN
-
BOS
2 stops27h 04m
Multiple Airlines
Deal found 7/7$693
This Mytrip deal was found by Cheapflights users on 7/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:05 am
BOS
-
LTN
3 stops24h 25m
Multiple Airlines
Thu 9/39:40 pm
LTN
-
BOS
2 stops25h 55m
Multiple Airlines
Deal found 7/7$694
This Gotogate deal was found by Cheapflights users on 7/8. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:25 am
BOS
-
LHR
Nonstop6h 30m
Multiple Airlines
Tue 10/61:05 pm
LHR
-
BOS
1 stop10h 45m
Multiple Airlines
Deal found 7/8$694
This Mytrip deal was found by Cheapflights users on 7/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/284:45 pm
BOS
-
LGW
2 stops14h 30m
Multiple Airlines
Tue 8/44:50 pm
LGW
-
BOS
2 stops26h 55m
Multiple Airlines
Deal found 7/7$694
This Mytrip deal was found by Cheapflights users on 7/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/314:45 pm
BOS
-
STN
2 stops24h 45m
Multiple Airlines
Mon 8/38:50 pm
STN
-
BOS
2 stops22h 55m
Multiple Airlines
Deal found 7/8$694

Find flight deals from Maine to London

Keep the following information in mind while searching for Maine to London flight deals. Data was last updated July 9, 2026.

Round-trip from

$692
(Gotogate)

One-way from

$281
(Kiwi.com)

Popular in

July

Cheapest in

December

Average price

$1,295
From Maine to London (LON)
Search Deals
One-way flight from Maine to London (LON)
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($197 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maine 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 July 9, 2026.
Use the filters below to find and compare flights from Maine to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Thu 11/12

7:50 pm-1:00 pm

1 stop12h 10m

London Luton

Wed 11/18

8:00 am-5:50 pm

1 stop14h 50m

$696

BostonLondon

BOS - SEN

BOSSEN

Boston Logan Intl

Fri 10/16

6:05 pm-9:45 pm

2 stops22h 40m

London Southend

Sat 10/24

4:50 pm-8:55 pm

2 stops33h 05m

$709

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Sat 7/25

5:25 pm-8:20 am

1 stop9h 55m

London Luton

Fri 8/14

8:25 pm-7:15 pm

2 stops27h 50m

$720

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Thu 8/27

5:40 pm-4:00 pm

1 stop17h 20m

London Heathrow

Mon 9/7

9:05 pm-3:35 pm

2 stops23h 30m

$721

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Thu 9/24

10:55 pm-2:45 pm

1 stop10h 50m

London Gatwick

Sun 9/27

10:55 am-9:45 pm

1 stop15h 50m

$726

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Sun 10/4

11:35 pm-12:15 pm

1 stop31h 40m

London Gatwick

Sun 10/11

10:55 am-9:45 pm

1 stop15h 50m

$751

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Wed 10/14

6:05 pm-8:30 pm

2 stops21h 25m

London Gatwick

Sun 10/18

12:05 pm-8:20 pm

1 stop13h 15m

$753

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Thu 10/22

6:05 pm-11:00 pm

2 stops23h 55m

London Luton

Tue 10/27

12:15 pm-3:40 pm

2 stops31h 25m

$753

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Fri 10/9

5:10 pm-4:00 pm

1 stop17h 50m

London Gatwick

Sun 10/11

10:25 am-7:28 am

2 stops26h 03m

$758

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Thu 9/24

8:50 pm-8:20 pm

1 stop18h 30m

London Heathrow

Sun 9/27

9:25 pm-9:45 pm

1 stop29h 20m

$762

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/7

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Maine to London

Have a flexible travel schedule? Discover the best time to fly to London from Maine 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 Maine to London
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Maine to London. 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 Maine to London?

    Airlines like Scandinavian Airlines, LEVEL, and TAP AIR PORTUGAL fly from Maine to London in about 10h 50m. The time it takes to get you to your destination can typically vary by up to 10h 35m. Airlines will cover a distance of 3272 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Maine to London?

    Most travelers choose Boston Logan Intl - London Heathrow, Boston Logan Intl - London Gatwick or Boston Logan Intl - London City when deciding on the best route from Maine to London.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Maine 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.

See more FAQs

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Ilford
Dorking
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Wembley
Harrow
Eastleigh
Dartford
Watford
Chipping Norton
Kingston upon Thames
Eastbourne
Slough
Stansted
Sutton
Luton
Harlow

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Maine to London

Discover the top 2 airlines that operate flights from Maine 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 July 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$752Average$1,192FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$757Average$1,091FlexibilityNo cancel feeOn-time71%

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