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Cheap flights from Maine to London from £148

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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LON
10 Sep — 17 Sep1
1 adult

Cheap flight deals from Maine to London

Keep the following information in mind while searching for Maine to London flight deals. Data was last updated 5 September 2025.

Round-trip from

£336

One-way from

£148

Popular in

July

Cheapest in

October

Average price

£588
LEVEL
  • LEVEL
  • 6/1-13/1
  • 2 total stops
  • 30h 20m total
  • Maine to London
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JetBlue
  • JetBlue
  • 3/10
  • Nonstop
  • 7h 07m total
  • Maine to London
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£102 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Find 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 5 September 2025.

Fri 7/1121:20BOS - LGW
1 stop13h 50mMultiple Airlines
Mon 10/1109:00LGW - BOS
1 stop9h 55mMultiple Airlines
Deal found 3/9£336
Tue 30/921:25BOS - LTN
1 stop10h 10mMultiple Airlines
Wed 8/1010:00LTN - BOS
1 stop13h 45mMultiple Airlines
Deal found 3/9£336
Wed 15/1023:00BOS - LHR
1 stop16h 05mLEVEL
Wed 22/1020:50LHR - BOS
1 stop29h 25mLEVEL
Deal found 3/9£336
Fri 21/1113:00BOS - LGW
2 stops23h 40mMultiple Airlines
Sun 23/1121:35LGW - BOS
2 stops30h 02mMultiple Airlines
Deal found 3/9£336
Mon 6/1010:20BOS - STN
2 stops19h 20mMultiple Airlines
Wed 15/1022:10STN - BOS
3 stops29h 29mMultiple Airlines
Deal found 3/9£336
Tue 25/1113:00BOS - LTN
2 stops26h 05mMultiple Airlines
Mon 1/1206:00LTN - BOS
2 stops21h 37mMultiple Airlines
Deal found 3/9£337
Thu 9/1017:30BOS - LGW
1 stop10h 55mMultiple Airlines
Sun 12/1009:50LGW - BOS
1 stop9h 50mMultiple Airlines
Deal found 5/9£337
Mon 8/919:15BOS - STN
1 stop10h 25mPLAY
Thu 11/911:40STN - BOS
1 stop11h 10mPLAY
Deal found 3/9£337
Mon 24/1116:20BOS - LHR
1 stop10h 25mMultiple Airlines
Tue 25/1120:05LHR - BOS
1 stop29h 15mMultiple Airlines
Deal found 4/9£338
Wed 19/1118:05BOS - LGW
2 stops34h 55mTAP AIR PORTUGAL
Tue 25/1121:20LGW - BOS
2 stops22h 15mTAP AIR PORTUGAL
Deal found 4/9£338
Tue 30/923:00BOS - STN
1 stop15h 25mMultiple Airlines
Tue 14/1022:05STN - BOS
1 stop28h 10mMultiple Airlines
Deal found 4/9£338
Tue 7/1022:00BOS - LCY
1 stop13h 25mMultiple Airlines
Thu 9/1013:05LCY - BOS
1 stop11h 50mMultiple Airlines
Deal found 4/9£338

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 5 September 2025.
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

Wed 14/1

21:15-17:05

1 stop14h 50m

London Luton

Wed 21/1

06:50-13:55

1 stop12h 05m

£336

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 6/1

22:40-18:00

1 stop14h 20m

London Heathrow

Tue 13/1

09:55-20:55

1 stop16h 00m

£336

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Tue 30/9

21:25-12:35

1 stop10h 10m

London Luton

Wed 8/10

10:00-18:45

1 stop13h 45m

£336

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

Thu 20/11

13:00-20:05

2 stops26h 05m

London Stansted

Mon 24/11

21:45-18:35

2 stops25h 50m

£336

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

Mon 6/10

10:20-10:40

2 stops19h 20m

London Stansted

Wed 15/10

22:10-22:39

3 stops29h 29m

£336

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Tue 25/11

13:00-20:05

2 stops26h 05m

London Luton

Mon 1/12

06:00-22:37

2 stops21h 37m

£337

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

Fri 14/11

17:10-07:50

1 stop9h 40m

London Stansted

Fri 21/11

10:15-18:55

1 stop13h 40m

£337

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Thu 5/2

18:05-20:35

2 stops21h 30m

London Gatwick

Thu 12/2

10:10-20:10

2 stops15h 00m

£338

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Wed 12/11

18:05-10:00

2 stops34h 55m

London Gatwick

Sun 16/11

21:25-14:35

2 stops22h 10m

£338

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Wed 19/11

18:05-10:00

2 stops34h 55m

London Gatwick

Tue 25/11

21:20-14:35

2 stops22h 15m

£338

Flights are sorted by cheapest return flights first.

Deals found on 3/9

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, January is the cheapest month in which you can book a flight from Maine to London (average of £112). Flying from Maine to London in August is currently the most expensive (average of £164). 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.

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

Find hourly flight availability from Maine 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 5 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Maine to London as you normally would.

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?

    LEVEL, TAP AIR PORTUGAL, and Virgin Atlantic can get you from Maine to London in just under 6h 50m. Your travel time can differ by up to 14h 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.

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

    Currently, January is the cheapest month in which you can book a flight from Maine to London (average of £112). Flying from Maine to London in August is currently the most expensive (average of £164). 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
Croydon
Hounslow
Gatwick
Slough
Luton
Deal
Wembley
Ilford
Crawley
Hayes
Ipswich
Watford
Folkestone
Chichester
Winchester
Dartford
Eastbourne
Guildford
Bishop's Stortford

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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