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

British Airways, JetBlue, and Air France are the most popular carriers operating from London Heathrow to Maine

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

As of August 2026, 165 flights take off from London Heathrow Airport and land in Maine each week. The most common flight departure day for this route is Fri, with 24% of weekly flights taking off on this day.

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

There are 16 operators available for flights from London Heathrow Airport to Maine as of August 2026.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport 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.

£340 Cheap Flights from London Heathrow Airport to Maine in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London Heathrow Airport to Maine

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

09:55 - 21:05

LHR

BOS

16h 10m

1 stop

22:55 - 09:10

BOS

LHR

29h 15m

1 stop

£426LEVEL

Wed, 23 Sep - Wed, 30 Sep

20:50 - 21:05

LHR

BOS

29h 15m

1 stop

22:55 - 09:10

BOS

LHR

29h 15m

1 stop

£427LEVEL

Wed, 9 Sep - Wed, 16 Sep

13:05 - 18:50

LHR

BOS

10h 45m

1 stop

20:50 - 10:50

BOS

LHR

10h 00m

1 stop

£427Icelandair

Wed, 21 Oct - Mon, 26 Oct

13:05 - 21:45

LHR

BOS

13h 40m

1 stop

20:50 - 10:50

BOS

LHR

10h 00m

1 stop

£428Icelandair

Wed, 21 Oct - Wed, 28 Oct

06:00 - 20:55

LHR

BOS

18h 55m

1 stop

18:00 - 12:40

BOS

LHR

13h 40m

1 stop

£429TAP AIR PORTUGAL

Mon, 26 Oct - Mon, 2 Nov

12:25 - 19:55

LHR

BOS

12h 30m

1 stop

22:10 - 17:30

BOS

LHR

14h 20m

1 stop

£429TAP AIR PORTUGAL

Fri, 6 Nov - Sun, 8 Nov

17:35 - 20:05

LHR

BOS

7h 30mdirect

07:25 - 18:55

BOS

LHR

6h 30mdirect

£429British Airways

Tue, 11 Aug - Tue, 18 Aug

09:30 - 16:47

LHR

BOS

12h 17m

1 stop

18:00 - 09:20

BOS

LHR

10h 20m

1 stop

£431United Airlines

Sat, 22 Aug - Fri, 28 Aug

07:45 - 14:22

LHR

BOS

11h 37m

1 stop

12:41 - 08:20

BOS

LHR

14h 39m

1 stop

£431United Airlines

Tue, 11 Aug - Fri, 21 Aug

09:15 - 16:10

LHR

BOS

11h 55m

1 stop

07:25 - 18:55

BOS

LHR

6h 30mdirect

£468British Airways

Sun, 6 Sep - Sun, 27 Sep

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Icelandair flights from London Heathrow Airport to Maine

Our best Icelandair deals on London Heathrow Airport to Maine flight tickets

Icelandair

19 Oct

LHR21:25London Heathrow

26h 25m

1 stop

BOS18:50Boston Logan Intl

26 Oct

BOS20:50Boston Logan Intl

10h 00m

1 stop

LHR10:50London Heathrow

£433

Icelandair

16 Sept

LHR13:05London Heathrow

13h 40m

1 stop

BOS21:45Boston Logan Intl

30 Sept

BOS20:50Boston Logan Intl

10h 05m

1 stop

LHR11:55London Heathrow

£436

Icelandair

7 Sept

LHR21:25London Heathrow

26h 25m

1 stop

BOS18:50Boston Logan Intl

7 Oct

BOS20:50Boston Logan Intl

18h 30m

1 stop

LHR20:20London Heathrow

£437

SWISS flights from London Heathrow Airport to Maine

Our best SWISS deals on London Heathrow Airport to Maine flight tickets

SWISS

4 Sept

LHR12:10London Heathrow

12h 45m

1 stop

BOS19:55Boston Logan Intl

13 Sept

BOS21:40Boston Logan Intl

13h 45m

1 stop

LHR16:25London Heathrow

£459

SWISS

4 Sept

LHR12:10London Heathrow

12h 45m

1 stop

BOS19:55Boston Logan Intl

13 Sept

BOS21:40Boston Logan Intl

13h 45m

1 stop

LHR16:25London Heathrow

£460

SWISS

4 Sept

LHR12:10London Heathrow

12h 45m

1 stop

BOS19:55Boston Logan Intl

8 Sept

BOS21:40Boston Logan Intl

13h 45m

1 stop

LHR16:25London Heathrow

£461

momondo Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 23/9

09:55-21:05

1 stop16h 10m

Boston Logan Intl

Wed 30/9

22:55-09:10

1 stop29h 15m

£426

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 9/9

20:50-21:05

1 stop29h 15m

Boston Logan Intl

Wed 16/9

22:55-09:10

1 stop29h 15m

£427

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 21/10

13:05-18:50

1 stop10h 45m

Boston Logan Intl

Mon 26/10

20:50-10:50

1 stop10h 00m

£427

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 21/10

13:05-21:45

1 stop13h 40m

Boston Logan Intl

Wed 28/10

20:50-10:50

1 stop10h 00m

£428

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 26/10

06:00-20:55

1 stop18h 55m

Boston Logan Intl

Mon 2/11

18:00-12:40

1 stop13h 40m

£429

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 6/11

12:25-19:55

1 stop12h 30m

Boston Logan Intl

Sun 8/11

22:10-17:30

1 stop14h 20m

£429

Fastest return journey

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 11/8

17:35-20:05

Nonstop7h 30m

Boston Logan Intl

Tue 18/8

07:25-18:55

Nonstop6h 30m

£429

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 22/8

09:30-16:47

1 stop12h 17m

Boston Logan Intl

Fri 28/8

18:00-09:20

1 stop10h 20m

£431

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 11/8

07:45-14:22

1 stop11h 37m

Boston Logan Intl

Fri 21/8

12:41-08:20

1 stop14h 39m

£431

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sun 6/9

09:15-16:10

1 stop11h 55m

Boston Logan Intl

Sun 27/9

07:25-18:55

Nonstop6h 30m

£468

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 Heathrow Airport 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 November, then book flights to Maine from London Heathrow Airport during February instead. Flights to Maine in February, while not as cheap as those in November, still average around £568.

Cheap London Heathrow Airport to Maine flight deals and tips

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

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

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

Direct flights go from London Heathrow Airport to Maine every day.

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

Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Maine

When did momondo last update prices for flights from London Heathrow Airport to Maine?
Prices for flights from London Heathrow Airport to Maine refresh daily.
How many operators does momondo search for flights from London Heathrow Airport to Maine?
There are 16 operators available for flights from London Heathrow Airport to Maine as of August 2026.
How old do you have to be to fly from London Heathrow Airport to Maine?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport 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 Heathrow Airport to Maine

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom £542	Free Cancellation	Rating 7.4 10,053 reviews		Search United Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Maine. momondo saves you time and could save you money on your trip.

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

Flights from London to Maine with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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?

Price alerts on flights to Maine from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.