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Cheap flights from Maine to London from £210

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 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LON
13 Aug — 20 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Maine to London

Enter your travel dates to find the best prices.

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 14 July 2026.

Thu 20/817:25
BOS
-
LTN
1 stop11h 05m
Multiple Airlines
Thu 27/809:25
LTN
-
BOS
1 stop10h 30m
Multiple Airlines
Deal found 13/7£506
Tue 8/917:40
BOS
-
LHR
1 stop23h 00m
Scandinavian Airlines
Sat 12/906:40
LHR
-
BOS
2 stops13h 55m
Scandinavian Airlines
Deal found 13/7£506
Fri 30/1020:50
BOS
-
LGW
1 stop10h 05m
Icelandair
Wed 11/1111:55
LGW
-
BOS
1 stop10h 55m
Icelandair
Deal found 13/7£506
Wed 23/921:15
BOS
-
STN
1 stop9h 20m
Multiple Airlines
Tue 29/906:30
STN
-
BOS
2 stops18h 20m
Multiple Airlines
Deal found 13/7£506
Fri 11/917:25
BOS
-
LTN
1 stop15h 35m
Multiple Airlines
Fri 18/906:20
LTN
-
BOS
1 stop13h 35m
Multiple Airlines
Deal found 13/7£507
Tue 25/820:50
BOS
-
LHR
1 stop10h 05m
Icelandair
Thu 24/913:05
LHR
-
BOS
1 stop10h 45m
Icelandair
Deal found 13/7£507
Tue 8/910:50
BOS
-
LGW
2 stops29h 25m
Multiple Airlines
Sat 12/918:45
LGW
-
BOS
2 stops25h 55m
Multiple Airlines
Deal found 14/7£507
Mon 3/810:40
BOS
-
STN
2 stops27h 45m
Multiple Airlines
Mon 10/822:45
STN
-
BOS
2 stops24h 22m
Multiple Airlines
Deal found 13/7£507
Sun 23/821:40
BOS
-
LHR
1 stop32h 40m
United Airlines
Wed 26/810:50
LHR
-
BOS
1 stop11h 50m
United Airlines
Deal found 13/7£508
Sun 30/823:00
BOS
-
LGW
1 stop31h 45m
Multiple Airlines
Mon 7/920:25
LGW
-
BOS
3 stops30h 01m
Multiple Airlines
Deal found 13/7£508
Tue 18/816:55
BOS
-
STN
2 stops14h 50m
Multiple Airlines
Tue 25/806:30
STN
-
BOS
2 stops14h 33m
Multiple Airlines
Deal found 13/7£508
Tue 18/820:50
BOS
-
LTN
2 stops13h 40m
Multiple Airlines
Tue 25/809:40
LTN
-
BOS
2 stops14h 10m
Multiple Airlines
Deal found 13/7£508

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 14 July 2026.

Round-trip from

£506

One-way from

£210

Popular in

July

Cheapest in

December

Average price

£968
20/8-27/8
  • 20/8-27/8
  • 2 total stops
  • 21h 35m total
  • Maine to London
Search Deals
22/9
  • 22/9
  • 2 total stops
  • 28h 10m total
  • Maine to London
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£109 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£28 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 14 July 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 return flight

BostonLondon

BOS - SEN

BOSSEN

Boston Logan Intl

Sun 8/11

19:50-14:50

2 stops14h 00m

London Southend

Sun 15/11

15:35-17:50

2 stops31h 15m

£535

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Thu 3/9

17:40-16:00

1 stop17h 20m

London Heathrow

Mon 7/9

21:05-15:35

2 stops23h 30m

£539

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Wed 23/9

17:40-14:35

2 stops15h 55m

London Heathrow

Sun 11/10

19:50-15:35

2 stops24h 45m

£540

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sun 6/9

17:40-14:35

2 stops15h 55m

London Heathrow

Sun 13/9

21:05-15:35

2 stops23h 30m

£542

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Wed 29/7

10:40-12:35

2 stops20h 55m

London Luton

Tue 4/8

19:50-19:55

2 stops29h 05m

£550

PortlandLondon

PWM - LHR

PWMLHR

Portland

Sun 15/11

08:47-07:55

1 stop18h 08m

London Heathrow

Tue 17/11

06:50-16:09

2 stops14h 19m

£552

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Mon 12/10

23:00-15:45

2 stops11h 45m

London Luton

Mon 19/10

05:40-20:20

2 stops19h 40m

£564

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Wed 26/8

22:55-22:40

1 stop18h 45m

London Luton

Wed 2/9

09:40-21:05

1 stop16h 25m

£566

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Mon 17/8

17:40-12:55

2 stops14h 15m

London Heathrow

Wed 26/8

21:05-15:35

2 stops23h 30m

£567

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Tue 1/9

22:45-09:45

1 stop30h 00m

London Gatwick

Sun 6/9

12:05-20:20

1 stop13h 15m

£583

Flights are sorted by cheapest return flights first.

Deals found on 12/7

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 return 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?

    Scandinavian Airlines, United Airlines, and TAP AIR PORTUGAL can get you from Maine to London in just under 17h 20m. Your travel time can differ by up to 12h 40m. The distance between Maine and London is about 3254 mi. This flight may include one or multiple stops.

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

    When deciding which route to take from Maine to London consider Boston Logan Intl - London Heathrow, Boston Logan Intl - London Gatwick or Boston Logan Intl - London City as they are the most popular.

  • 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 holiday 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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Wembley
Gatwick
Slough
Croydon
Ilford
Hayes
Brentford
Colchester
Watford
Kingston upon Thames
Eastbourne
Southall
Aylesbury
Romford
Borehamwood
Southend-on-Sea
Uxbridge

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Alternative routes for Maine to London

See prices for flight routes from nearby airports that may be better suited for you.
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Dulles Intl to London City flights
Boston to London City flights
Baltimore to Gatwick flights
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Boston to Stansted flights
Philadelphia to Heathrow flights
Reagan-National to Gatwick flights
George Bush Intcntl to Heathrow flights
Boston to Edinburgh flights
Los Angeles to Stansted flights
O'Hare Intl to Gatwick flights
Orlando to Gatwick flights
San Francisco to Gatwick flights
Raleigh to Heathrow flights
O'Hare Intl to Stansted flights
O'Hare Intl to London City flights
Sky Harbor Intl to Heathrow flights
Los Angeles to London City flights
Seattle to Gatwick flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Maine to London?

When you search for this flight from Maine to London, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Maine to London?

Cheapflights helps you find that perfect flight to London from Maine by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Maine to London with no change fees?

Certainly. Search results for flights to London from Maine shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Maine to London become cheaper?

Not ready to book yet? You can track prices for flights from Maine to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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