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Cheap flights from Maine to London from £161

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Maine to London departing on 5/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
Aer Lingus Logo
19:25 - 09:15
BOS
-
LHR
8h 50m
1 stop
Aer Lingus Logo
10:00 - 16:50
LHR
-
BOS
11h 50m
1 stop
£358Aer Lingus
Sat, 28 Feb - Wed, 4 Mar
Multiple Airlines Logo
23:10 - 20:55
BOS
-
LGW
17h 45m
2 stops
Multiple Airlines Logo
21:30 - 17:40
LGW
-
BOS
24h 10m
2 stops
£358Multiple Airlines
Sun, 22 Mar - Sat, 28 Mar
Multiple Airlines Logo
17:20 - 07:50
BOS
-
STN
9h 30m
1 stop
Multiple Airlines Logo
06:30 - 14:55
STN
-
BOS
13h 25m
1 stop
£358Multiple Airlines
Thu, 9 Apr - Mon, 13 Apr
Multiple Airlines Logo
20:40 - 23:05
BOS
-
LTN
21h 25m
2 stops
Multiple Airlines Logo
19:05 - 18:02
LTN
-
BOS
26h 57m
3 stops
£359Multiple Airlines
Wed, 4 Mar - Mon, 9 Mar
Aer Lingus Logo
19:25 - 09:15
BOS
-
LHR
8h 50m
1 stop
Aer Lingus Logo
10:00 - 17:50
LHR
-
BOS
11h 50m
1 stop
£359Aer Lingus
Thu, 5 Mar - Mon, 16 Mar
Brussels Airlines Logo
16:25 - 10:05
BOS
-
LHR
12h 40m
2 stops
Brussels Airlines Logo
06:50 - 14:52
LHR
-
BOS
13h 02m
2 stops
£359Brussels Airlines
Wed, 4 Mar - Fri, 6 Mar
Icelandair Logo
12:35 - 10:55
BOS
-
LGW
18h 20m
1 stop
Icelandair Logo
11:55 - 18:50
LGW
-
BOS
10h 55m
1 stop
£359Icelandair
Thu, 12 Mar - Thu, 19 Mar
Icelandair Logo
20:50 - 11:55
BOS
-
LHR
10h 05m
1 stop
Icelandair Logo
13:05 - 21:45
LHR
-
BOS
13h 40m
1 stop
£361Icelandair
Wed, 8 Apr - Sun, 19 Apr
TAP AIR PORTUGAL Logo
22:45 - 15:10
BOS
-
LGW
11h 25m
1 stop
TAP AIR PORTUGAL Logo
21:15 - 19:55
LGW
-
BOS
27h 40m
1 stop
£361TAP AIR PORTUGAL
Sun, 29 Mar - Tue, 7 Apr
Austrian Airlines Logo
18:25 - 14:05
BOS
-
LHR
14h 40m
1 stop
Austrian Airlines Logo
19:25 - 14:05
LHR
-
BOS
23h 40m
1 stop
£363Austrian Airlines
Tue, 17 Feb - Mon, 23 Feb

American Airlines flights from Maine to London

Our best American Airlines deals on Maine to London flight tickets
American Airlines
10 May
PWM17:51Portland
12h 24m
1 stop
LHR11:15London Heathrow
16 May
LHR13:10London Heathrow
15h 17m
1 stop
PWM23:27Portland
£534
American Airlines
11 Feb
PWM12:46Portland
14h 24m
2 stops
LHR08:10London Heathrow
16 Feb
LHR13:30London Heathrow
14h 29m
2 stops
PWM22:59Portland
£645

Virgin Atlantic flights from Maine to London

Our best Virgin Atlantic deals on Maine to London flight tickets
Virgin Atlantic
4 Mar
BOS20:00Boston Logan Intl
6h 50m
LHR07:50London Heathrow
11 Mar
LHR13:05London Heathrow
7h 55m
BOS17:00Boston Logan Intl
£373
Virgin Atlantic
15 Feb
BOS20:00Boston Logan Intl
6h 50m
LHR07:50London Heathrow
20 Feb
LHR09:40London Heathrow
7h 50m
BOS12:30Boston Logan Intl
£386
Virgin Atlantic
2 Mar
BOS19:10Boston Logan Intl
16h 25m
1 stop
LCY16:35London City
7 Mar
LCY08:40London City
26h 35m
2 stops
BOS06:15Boston Logan Intl
£432

momondo 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, momondo users made 279,928 searches. Data last updated 5 February 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

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sat 28/2

19:25-09:15

1 stop8h 50m

London Heathrow

Wed 4/3

10:00-16:50

1 stop11h 50m

£358

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Sun 22/3

23:10-20:55

2 stops17h 45m

London Gatwick

Sat 28/3

21:30-17:40

2 stops24h 10m

£358

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

Thu 9/4

17:20-07:50

1 stop9h 30m

London Stansted

Mon 13/4

06:30-14:55

1 stop13h 25m

£358

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Wed 4/3

20:40-23:05

2 stops21h 25m

London Luton

Mon 9/3

19:05-18:02

3 stops26h 57m

£359

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Thu 5/3

19:25-09:15

1 stop8h 50m

London Heathrow

Mon 16/3

10:00-17:50

1 stop11h 50m

£359

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Wed 4/3

16:25-10:05

2 stops12h 40m

London Heathrow

Fri 6/3

06:50-14:52

2 stops13h 02m

£359

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Thu 12/3

12:35-10:55

1 stop18h 20m

London Gatwick

Thu 19/3

11:55-18:50

1 stop10h 55m

£359

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Wed 8/4

20:50-11:55

1 stop10h 05m

London Heathrow

Sun 19/4

13:05-21:45

1 stop13h 40m

£361

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Sun 29/3

22:45-15:10

1 stop11h 25m

London Gatwick

Tue 7/4

21:15-19:55

1 stop27h 40m

£361

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 17/2

18:25-14:05

1 stop14h 40m

London Heathrow

Mon 23/2

19:25-14:05

1 stop23h 40m

£363

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Maine to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to London?

The cheapest month to fly to London from Maine is in October. Flight prices, which tend to average around £438, are often lower during this time because this is during the off-season. The month of February is another great option to travel to London, with average flight prices from Maine averaging around £492.

Cheap Maine to London flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maine to London

Fastest flight time

6h 30m

Direct flights

Every day

Airports in London

6 airports
The fastest flight from Maine to London takes 6h 30m
Direct flights go from Maine to London every day.
There are 6 airports in London. From Maine there are direct flights to London Heathrow (LHR), London Gatwick (LGW).
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  • When did momondo last update prices for flights from Maine to London?

    Prices for flights from Maine to London refresh daily.

  • How many operators does momondo search for flights from Maine to London?

  • How old do you have to be to fly from Maine to London?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Maine to London.

  • What documentation or ID do you need to fly to London?

    The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Chelmsford
Hayes
Dover
Folkestone
Bedford
Colchester
Wembley
Worthing
Ramsgate

Why use momondo?

Why should I use momondo to find a flight deal from Maine to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Maine.

Can I find flights from Maine to London with flexible booking policies on momondo?

Yes. All flights to London from Maine on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Maine to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Maine to London.

I’m not ready to book a flight from Maine to London right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Maine to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport