How many flights depart from London to Maine on average per week?

The number of flights available between London and Maine is 198 per week as of May 2026. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.

What is the cheapest airline that flies from London to Maine?

United Airlines, LEVEL, and SWISS are the most popular carriers operating from London to Maine

When did momondo last update prices for flights from London to Maine?

Prices for flights from London to Maine are refreshed on a daily basis.

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

As of May 2026, there are 17 operators available to choose from for flights from London to Maine.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Maine.

What documentation or ID do you need to fly to Maine?

The travel and health documents you'll need for your trip to Maine may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Maine. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£343 Cheap Flights from London to Maine in 2026

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Find the cheapest flights from London to Maine

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

16:30 - 13:40

LHR

BOS

26h 10m

1 stop

17:05 - 09:40

BOS

LHR

11h 35m

1 stop

£459ITA Airways

Tue, 8 Sep - Tue, 22 Sep

13:05 - 18:50

LHR

BOS

10h 45m

1 stop

20:50 - 11:55

BOS

LHR

10h 05m

1 stop

£465Icelandair

Wed, 2 Sep - Wed, 23 Sep

08:00 - 20:20

LHR

BOS

17h 20m

1 stop

19:00 - 12:40

BOS

LHR

13h 40m

1 stop

£467TAP AIR PORTUGAL

Fri, 23 Oct - Sun, 25 Oct

12:00 - 20:20

LHR

BOS

13h 20m

1 stop

18:00 - 12:40

BOS

LHR

13h 40m

1 stop

£468TAP AIR PORTUGAL

Fri, 23 Oct - Mon, 2 Nov

09:15 - 16:10

LHR

BOS

11h 55m

1 stop

21:20 - 14:55

BOS

LHR

12h 35m

1 stop

£470Iberia

Fri, 28 Aug - Sun, 6 Sep

08:15 - 17:22

LHR

BOS

14h 07m

1 stop

06:05 - 20:45

BOS

LHR

9h 40m

1 stop

£473JetBlue

Fri, 3 Jul - Thu, 16 Jul

09:15 - 19:50

LHR

BOS

15h 35m

1 stop

17:40 - 09:30

BOS

LHR

10h 50m

1 stop

£473Iberia

Thu, 16 Jul - Sun, 16 Aug

08:15 - 23:58

LHR

PWM

20h 43m

1 stop

14:37 - 20:45

PWM

LHR

25h 08m

1 stop

£539JetBlue

Wed, 27 May - Wed, 3 Jun

07:25 - 10:02

LHR

PWM

31h 37m

2 stops

20:15 - 05:55

PWM

LHR

28h 40m

1 stop

£667United Airlines

Mon, 7 Sep - Sun, 20 Sep

09:00 - 23:12

LHR

BGR

19h 12m

2 stops

12:05 - 09:20

BGR

LHR

16h 15m

1 stop

£694United Airlines

Sat, 19 Sep - Wed, 30 Sep

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JetBlue flights from London to Maine

Our best JetBlue deals on London to Maine flight tickets

JetBlue

3 Jul

LHR08:15London Heathrow

14h 07m

1 stop

BOS17:22Boston Logan Intl

16 Jul

BOS06:05Boston Logan Intl

9h 40m

1 stop

LHR20:45London Heathrow

£473

JetBlue

27 May

LHR08:15London Heathrow

20h 43m

1 stop

PWM23:58Portland

3 Jun

PWM14:37Portland

25h 08m

1 stop

LHR20:45London Heathrow

£539

JetBlue

13 May

LHR11:55London Heathrow

16h 08m

1 stop

PWM23:03Portland

18 May

PWM07:20Portland

21h 10m

1 stop

LHR09:30London Heathrow

£645

LEVEL flights from London to Maine

Our best LEVEL deals on London to Maine flight tickets

LEVEL

19 May

LGW07:20London Gatwick

18h 45m

1 stop

BOS21:05Boston Logan Intl

26 May

BOS22:50Boston Logan Intl

27h 25m

1 stop

LGW07:15London Gatwick

£476

LEVEL

11 Jul

LHR20:50London Heathrow

29h 55m

1 stop

BOS21:45Boston Logan Intl

16 Jul

BOS23:35Boston Logan Intl

15h 30m

1 stop

LHR20:05London Heathrow

£477

LEVEL

19 May

LGW07:20London Gatwick

18h 45m

1 stop

BOS21:05Boston Logan Intl

26 May

BOS22:50Boston Logan Intl

27h 25m

1 stop

LGW07:15London Gatwick

£478

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 8/9

16:30-13:40

1 stop26h 10m

Boston Logan Intl

Tue 22/9

17:05-09:40

1 stop11h 35m

£459

Fastest return journey

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 2/9

13:05-18:50

1 stop10h 45m

Boston Logan Intl

Wed 23/9

20:50-11:55

1 stop10h 05m

£465

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 23/10

08:00-20:20

1 stop17h 20m

Boston Logan Intl

Sun 25/10

19:00-12:40

1 stop13h 40m

£467

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 23/10

12:00-20:20

1 stop13h 20m

Boston Logan Intl

Mon 2/11

18:00-12:40

1 stop13h 40m

£468

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 28/8

09:15-16:10

1 stop11h 55m

Boston Logan Intl

Sun 6/9

21:20-14:55

1 stop12h 35m

£470

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 3/7

08:15-17:22

1 stop14h 07m

Boston Logan Intl

Thu 16/7

06:05-20:45

1 stop9h 40m

£473

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 16/7

09:15-19:50

1 stop15h 35m

Boston Logan Intl

Sun 16/8

17:40-09:30

1 stop10h 50m

£473

LondonPortland

LHR - PWM

LHRPWM

London Heathrow

Wed 27/5

08:15-23:58

1 stop20h 43m

Portland

Wed 3/6

14:37-20:45

1 stop25h 08m

£539

LondonPortland

LHR - PWM

LHRPWM

London Heathrow

Mon 7/9

07:25-10:02

2 stops31h 37m

Portland

Sun 20/9

20:15-05:55

1 stop28h 40m

£667

LondonBangor

LHR - BGR

LHRBGR

London Heathrow

Sat 19/9

09:00-23:12

2 stops19h 12m

Bangor

Wed 30/9

12:05-09:20

1 stop16h 15m

£694

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London to Maine

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

Prices

Airlines

Other information

What is the cheapest month to fly to Maine?

If you aren’t able to travel during the month of October, then book flights to Maine from London during July instead. Flights to Maine in July, while not as cheap as those in October, still average around £142.

Cheap London to Maine flight deals and tips

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

Fastest flight time	7h 25m
Direct flights	Every day
Airports in Maine	49 airports

The fastest flight from London to Maine takes 7h 25m

Direct flights go from London to Maine every day.

There are 49 airports in Maine. From London there are direct flights to Boston Logan Intl (BOS).

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Frequently asked questions about flying from London to Maine

When did momondo last update prices for flights from London to Maine?
Prices for flights from London to Maine are refreshed on a daily basis.
How many operators does momondo search for flights from London to Maine?
As of May 2026, there are 17 operators available to choose from for flights from London to Maine.
How old do you have to be to fly from London to Maine?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Maine.
What documentation or ID do you need to fly to Maine?
The travel and health documents you'll need for your trip to Maine may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Maine. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from London to Maine

Compare and see reviews for airlines that fly from London to Maine with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom £537	Free Cancellation	Rating 7.4 9,680 reviews		Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Maine . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for London to Maine flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between London and Maine by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Maine from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.