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Cheap flights from Maine to London from £193

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LON
4 Sep — 11 Sep1
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 5 August 2026.

Fri 27/1119:50 -
1 stop18h 40m
Tue 1/1212:15 -
1 stop10h 35m
Deal found 3/8£465
Tue 29/920:50 -
2 stops13h 40m
Sun 11/1009:00 -
2 stops14h 50m
Deal found 1/8£465
Mon 5/1017:40 -
3 stops21h 55m
Mon 12/1009:20 -
2 stops35h 15m
Deal found 4/8£465
Fri 23/1020:50 -
1 stop10h 05m
Mon 2/1120:50 -
3 stops28h 10m
Deal found 31/7£466
Mon 14/923:00 -
1 stop10h 40m
Thu 17/906:00 -
3 stops20h 26m
Deal found 31/7£466
Tue 29/920:50 -
1 stop12h 50m
Tue 13/1015:40 -
1 stop32h 10m
Deal found 2/8£466
Wed 9/917:40 -
3 stops35h 40m
Wed 23/911:00 -
3 stops33h 35m
Deal found 31/7£467
Wed 4/1119:50 -
1 stop12h 10m
Sun 8/1106:00 -
1 stop16h 50m
Deal found 2/8£468
Mon 14/920:50 -
2 stops18h 20m
Mon 21/909:20 -
2 stops17h 25m
Deal found 31/7£468
Wed 30/920:50 -
2 stops14h 40m
Sun 4/1010:55 -
2 stops15h 50m
Deal found 3/8£468
Wed 14/1020:50 -
1 stop18h 30m
Wed 20/110:00 -
1 stop11h 50m
Deal found 3/8£469
Wed 4/1119:50 -
1 stop16h 35m
Tue 10/1108:00 -
1 stop14h 50m
Deal found 2/8£469

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 5 August 2026.

Round-trip from

£465

One-way from

£193

Popular in

July

Cheapest in

December

Average price

£555
29/9-11/10
  • 29/9-11/10
  • 4 total stops
  • 28h 30m total
  • Maine to London
Search Deals
Icelandair
  • Icelandair
  • 8/9
  • 1 total stop
  • 16h 20m total
  • Maine to London
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£95 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£24 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 5 August 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 - LTN

BOSLTN

Boston Logan Intl

Tue 29/9

20:50-15:30

2 stops13h 40m

London Luton

Sun 11/10

09:00-18:50

2 stops14h 50m

£465

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Thu 19/11

22:10-20:50

2 stops17h 40m

London Luton

Tue 24/11

07:45-14:40

2 stops35h 55m

£489

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Thu 24/9

22:55-08:30

1 stop28h 35m

London Gatwick

Wed 30/9

13:00-21:05

1 stop13h 05m

£500

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Mon 30/11

19:50-18:00

2 stops17h 10m

London Luton

Wed 9/12

07:45-17:50

2 stops15h 05m

£501

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sat 10/10

17:40-17:00

2 stops18h 20m

London Heathrow

Thu 15/10

06:40-15:35

1 stop13h 55m

£503

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sun 17/1

19:50-10:50

1 stop10h 00m

London Heathrow

Thu 21/1

12:15-17:50

1 stop10h 35m

£505

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Wed 7/10

17:40-16:00

1 stop17h 20m

London Heathrow

Tue 13/10

21:05-15:35

2 stops23h 30m

£505

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sun 13/9

17:40-16:25

2 stops17h 45m

London Heathrow

Thu 24/9

06:40-15:35

1 stop13h 55m

£513

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Tue 24/11

18:00-21:05

2 stops22h 05m

London Luton

Mon 30/11

09:10-14:40

2 stops34h 30m

£522

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Sun 22/11

19:50-15:05

1 stop14h 15m

London Luton

Sun 6/12

06:00-17:50

1 stop16h 50m

£532

Flights are sorted by cheapest return flights first.

Deals found on 31/7

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

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

Airfare is typical for this route at the moment.
Maine to London flights typically cost between £532 and £645 in November.
The cheapest return price found within the last 5 days was £549 on United Airlines (9 Nov–11 Nov).

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, Scandinavian Airlines, and Icelandair can get you from Maine to London in just under 10h. Your travel time can differ by up to 18h 35m. 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
Gatwick
Luton
Wembley
Slough
Ilford
Hayes
Croydon
Colchester
Eastbourne
Brentford
Watford
Southend-on-Sea
Enfield
Kingston upon Thames
Southall
Dover
Romford
Borehamwood

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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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