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

British Airways, Finnair, and TAP AIR PORTUGAL 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 June 2026, 233 flights take off from London Heathrow Airport and land in Maine each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.

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 June 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.

£281 Cheap Flights from London Heathrow Airport to Maine in 2026

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Find the cheapest flights from London Heathrow Airport to Maine

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

10:05 - 12:35

LHR

BOS

7h 30mdirect

07:25 - 18:55

BOS

LHR

6h 30mdirect

£484British Airways

Thu, 16 Jul - Thu, 23 Jul

10:05 - 12:35

LHR

BOS

7h 30mdirect

17:46 - 09:10

BOS

LHR

10h 24m

1 stop

£484British Airways

Thu, 16 Jul - Thu, 23 Jul

10:05 - 12:35

LHR

BOS

7h 30mdirect

19:35 - 07:10

BOS

LHR

6h 35mdirect

£485British Airways

Thu, 23 Jul - Mon, 3 Aug

13:50 - 19:55

LHR

BOS

11h 05m

1 stop

06:05 - 21:35

BOS

LHR

10h 30m

1 stop

£486United Airlines

Wed, 5 Aug - Mon, 10 Aug

08:40 - 18:30

LHR

BOS

14h 50m

1 stop

21:30 - 09:15

BOS

LHR

6h 45mdirect

£487Virgin Atlantic

Fri, 10 Jul - Mon, 13 Jul

11:30 - 19:30

LHR

BOS

13h 00m

1 stop

21:50 - 09:35

BOS

LHR

6h 45mdirect

£487American Airlines

Wed, 15 Jul - Thu, 6 Aug

16:40 - 23:59

LHR

BOS

12h 19m

1 stop

17:44 - 09:20

BOS

LHR

10h 36m

1 stop

£488United Airlines

Mon, 20 Jul - Mon, 27 Jul

07:25 - 17:40

LHR

BOS

15h 15m

1 stop

07:30 - 21:35

BOS

LHR

9h 05m

1 stop

£489United Airlines

Mon, 3 Aug - Mon, 24 Aug

06:30 - 13:18

LHR

BOS

11h 48m

1 stop

19:10 - 06:45

BOS

LHR

6h 35mdirect

£490Delta

Sat, 15 Aug - Sat, 29 Aug

11:40 - 23:14

LHR

BGR

16h 34m

2 stops

06:40 - 06:35

BGR

LHR

18h 55m

1 stop

£728American Airlines

Fri, 13 Nov - Sat, 19 Dec

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Iberia flights from London Heathrow Airport to Maine

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

Iberia

22 Jun

LHR11:30London Heathrow

13h 15m

1 stop

BOS19:45Boston Logan Intl

6 Aug

BOS06:59Boston Logan Intl

18h 26m

2 stops

LHR06:25London Heathrow

£486

Iberia

20 Jun

LHR20:50London Heathrow

29h 50m

1 stop

BOS21:40Boston Logan Intl

29 Jun

BOS21:20Boston Logan Intl

16h 50m

1 stop

LHR19:10London Heathrow

£496

Iberia

22 Jun

LHR11:30London Heathrow

13h 15m

1 stop

BOS19:45Boston Logan Intl

27 Jun

BOS18:57Boston Logan Intl

30h 58m

1 stop

LHR06:55London Heathrow

£497

British Airways flights from London Heathrow Airport to Maine

Our best British Airways deals on London Heathrow Airport to Maine flight tickets

British Airways

16 Jul

LHR10:05London Heathrow

7h 30m

BOS12:35Boston Logan Intl

23 Jul

BOS17:46Boston Logan Intl

9h 44m

1 stop

LHR08:30London Heathrow

£484

British Airways

16 Jul

LHR10:05London Heathrow

7h 30m

BOS12:35Boston Logan Intl

23 Jul

BOS17:46Boston Logan Intl

10h 24m

1 stop

LHR09:10London Heathrow

£484

British Airways

18 Jun

LHR10:05London Heathrow

7h 30m

BOS12:35Boston Logan Intl

28 Jun

BOS21:20Boston Logan Intl

14h 55m

1 stop

LHR17:15London Heathrow

£485

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

Fastest return journey

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 16/7

10:05-12:35

Nonstop7h 30m

Boston Logan Intl

Thu 23/7

07:25-18:55

Nonstop6h 30m

£484

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 16/7

10:05-12:35

Nonstop7h 30m

Boston Logan Intl

Thu 23/7

17:46-09:10

1 stop10h 24m

£484

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 23/7

10:05-12:35

Nonstop7h 30m

Boston Logan Intl

Mon 3/8

19:35-07:10

Nonstop6h 35m

£485

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 5/8

13:50-19:55

1 stop11h 05m

Boston Logan Intl

Mon 10/8

06:05-21:35

1 stop10h 30m

£486

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 10/7

08:40-18:30

1 stop14h 50m

Boston Logan Intl

Mon 13/7

21:30-09:15

Nonstop6h 45m

£487

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 15/7

11:30-19:30

1 stop13h 00m

Boston Logan Intl

Thu 6/8

21:50-09:35

Nonstop6h 45m

£487

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 20/7

16:40-23:59

1 stop12h 19m

Boston Logan Intl

Mon 27/7

17:44-09:20

1 stop10h 36m

£488

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 3/8

07:25-17:40

1 stop15h 15m

Boston Logan Intl

Mon 24/8

07:30-21:35

1 stop9h 05m

£489

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 15/8

06:30-13:18

1 stop11h 48m

Boston Logan Intl

Sat 29/8

19:10-06:45

Nonstop6h 35m

£490

LondonBangor

LHR - BGR

LHRBGR

London Heathrow

Fri 13/11

11:40-23:14

2 stops16h 34m

Bangor

Sat 19/12

06:40-06:35

1 stop18h 55m

£728

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 July, then book flights to Maine from London Heathrow Airport during August instead. Flights to Maine in August, while not as cheap as those in July, still average around £466.

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 June 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 £545	Free Cancellation	Rating 7.4 9,810 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.