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Cheap flights from Maine to London from £159

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 24/2. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LON
21 Feb — 28 Feb1
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 22 January 2026.

Tue 21/410:40
BOS
-
LHR
2 stops14h 55m
Multiple Airlines
Thu 30/409:00
LHR
-
BOS
1 stop13h 40m
Multiple Airlines
Deal found 20/1£364
Mon 2/222:40
BOS
-
STN
1 stop27h 35m
Multiple Airlines
Wed 4/220:55
STN
-
BOS
1 stop29h 00m
Multiple Airlines
Deal found 20/1£364
Fri 30/119:12
BOS
-
LHR
Nonstop6h 43m
JetBlue
Fri 6/209:20
LHR
-
BOS
Nonstop8h 00m
JetBlue
Deal found 20/1£365
Thu 5/222:40
BOS
-
LTN
1 stop19h 20m
Multiple Airlines
Sat 7/209:20
LTN
-
BOS
1 stop16h 35m
Multiple Airlines
Deal found 20/1£365
Sun 25/119:50
BOS
-
LGW
1 stop10h 05m
Icelandair
Thu 29/111:55
LGW
-
BOS
1 stop10h 55m
Icelandair
Deal found 20/1£365
Wed 28/115:40
BOS
-
LHR
2 stops14h 40m
Air Canada
Wed 4/209:00
LHR
-
BOS
2 stops15h 42m
Air Canada
Deal found 21/1£366
Wed 28/119:50
BOS
-
LGW
1 stop10h 05m
Icelandair
Wed 25/211:55
LGW
-
BOS
1 stop10h 55m
Icelandair
Deal found 21/1£366
Sun 8/322:20
BOS
-
STN
1 stop11h 40m
Multiple Airlines
Mon 16/308:05
STN
-
BOS
1 stop16h 45m
Multiple Airlines
Deal found 21/1£366
Wed 21/1018:35
BOS
-
LHR
Nonstop6h 55m
JetBlue
Fri 6/1109:20
LHR
-
BOS
Nonstop7h 52m
JetBlue
Deal found 21/1£366
Sun 1/319:50
BOS
-
LGW
1 stop10h 05m
Icelandair
Sat 7/311:55
LGW
-
BOS
1 stop10h 55m
Icelandair
Deal found 20/1£366
Tue 24/220:40
BOS
-
STN
2 stops21h 15m
Multiple Airlines
Tue 3/307:40
STN
-
BOS
1 stop18h 15m
Multiple Airlines
Deal found 20/1£366
Tue 10/320:10
BOS
-
LHR
Nonstop6h 50m
British Airways
Wed 25/319:10
LHR
-
BOS
Nonstop7h 45m
British Airways
Deal found 21/1£367

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 22 January 2026.

Round-trip from

£364

One-way from

£159

Popular in

June

Cheapest in

October

Average price

£640
British Airways
  • British Airways
  • 21/4-27/4
  • 2 total stops
  • 39h 35m total
  • Maine to London
Search Deals
Virgin Atlantic
  • Virgin Atlantic
  • 24/2
  • Nonstop
  • 6h 50m total
  • Maine to London
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£121 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 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 22 January 2026.
Use the filters below to find and compare flights from Maine to London that are best for you.

Fly from

Maine

Fly to

London

Route

Depart

Return

Price

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Tue 14/4

16:35-13:25

2 stops15h 50m

London Luton

Thu 30/4

09:25-19:55

2 stops15h 30m

£370

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sat 28/2

06:00-20:35

1 stop9h 35m

London Heathrow

Thu 5/3

09:00-17:19

2 stops37h 19m

£372

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Mon 23/3

18:10-08:35

1 stop10h 25m

London Luton

Tue 31/3

13:10-18:50

1 stop10h 40m

£372

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sun 8/3

18:40-20:35

1 stop21h 55m

London Heathrow

Mon 16/3

18:00-17:17

2 stops27h 17m

£374

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sat 28/2

19:19-06:40

1 stop30h 21m

London Heathrow

Sat 14/3

13:25-09:32

1 stop24h 07m

£375

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Wed 8/4

22:50-18:05

1 stop14h 15m

London Luton

Tue 14/4

12:45-21:05

1 stop13h 20m

£376

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Tue 12/5

23:30-15:30

1 stop11h 00m

London Luton

Tue 19/5

08:05-18:50

1 stop15h 45m

£376

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

Tue 10/3

20:50-22:55

2 stops22h 05m

London Stansted

Mon 16/3

08:40-21:55

1 stop17h 15m

£379

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sun 1/2

15:35-07:10

1 stop10h 35m

London Heathrow

Wed 4/2

12:05-20:20

1 stop13h 15m

£380

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 12/5

21:50-09:35

Nonstop6h 45m

London Heathrow

Tue 19/5

17:35-20:05

Nonstop7h 30m

£381

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Showing 1-10 of 60 results
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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

What is the cheapest month to book a flight from Maine to London?

Currently, April is the cheapest month in which you can book a flight from Maine to London (average of £444). Flying from Maine to London in December is currently the most expensive (average of £1,096). 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.

How much does it cost for a return flight from Maine to London?

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?

    United Airlines, LEVEL, and SWISS can get you from Maine to London in just under 9h 35m. Your travel time can differ by up to 3h 55m. 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.

  • What is the cheapest month to book a flight from Maine to London?

    Currently, April is the cheapest month in which you can book a flight from Maine to London (average of £444). Flying from Maine to London in December is currently the most expensive (average of £1,096). 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

Travelling to a place near London?

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

Browse thousands of different options on Cheapflights for your next trip

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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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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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