How long is the flight from Maine to United Kingdom?

The flight from Maine to United Kingdom depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Portland (a popular airport in Maine) to London Heathrow Airport (the most popular airport in United Kingdom), then the flight time is 9h 40m on average. If you fly from Bangor (another popular airport in Maine) to London Heathrow Airport, then the average flight time is 12h 37m.

What is the cheapest airline that flies from Maine to United Kingdom?

JetBlue, TAP AIR PORTUGAL, and Icelandair are the most popular carriers operating from Maine to United Kingdom

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

As of August 2025, there are 293 flights per week flying from Maine to United Kingdom. The most common day of the week flights depart is Wed, with 16% of flights taking off on this day.

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

Prices for flights from Maine to United Kingdom were last updated today.

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

As of August 2025, there are 8 operators available to choose from for flights from Maine to United Kingdom.

How old do you have to be to fly from Maine to United Kingdom?

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 United Kingdom.

What documentation or ID do you need to fly to United Kingdom?

The required travel and health documents for your United Kingdom trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at United Kingdom. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£124 Cheap Flights from Maine to the United Kingdom in 2025

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Find the cheapest flights from Maine to the United Kingdom

Round-trip

One-way

Last minute

Direct

Cheap return flights

18:30 - 11:25BOS-LHR

11h 55m1 stop

08:40 - 15:25LHR-BOS

11h 45m1 stop

£257Lufthansa

Find Deal

Tue, 9 Sep - Thu, 11 Sep

20:05 - 07:50BOS-LHR

6h 45mdirect

06:10 - 15:00LHR-BOS

13h 50m1 stop

£270British Airways

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Fri, 19 Sep - Sun, 21 Sep

17:35 - 14:35BOS-LHR

16h 00m2 stops

06:40 - 15:50LHR-BOS

14h 10m2 stops

£271Scandinavian Airlines

Find Deal

Sat, 8 Nov - Mon, 10 Nov

15:15 - 06:30BOS-LHR

10h 15m1 stop

09:30 - 14:30LHR-BOS

10h 00m1 stop

£271Air Canada

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Tue, 23 Sep - Wed, 1 Oct

19:25 - 07:00BOS-LHR

6h 35mdirect

09:55 - 20:55LHR-BOS

16h 00m1 stop

£272Iberia

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Wed, 12 Nov - Thu, 13 Nov

17:35 - 18:30BOS-LHR

19h 55m1 stop

06:40 - 15:50LHR-BOS

14h 10m2 stops

£273Scandinavian Airlines

Find Deal

Sat, 8 Nov - Mon, 10 Nov

18:30 - 06:30BOS-LHR

31h 00m1 stop

06:00 - 15:25LHR-BOS

14h 25m1 stop

£274

Find Deal

Sat, 13 Sep - Tue, 16 Sep

19:25 - 07:00BOS-LHR

6h 35mdirect

11:25 - 19:50LHR-BOS

13h 25m1 stop

£275Iberia

Find Deal

Tue, 11 Nov - Wed, 12 Nov

21:40 - 13:00BOS-LHR

10h 20m1 stop

06:00 - 13:50LHR-BOS

12h 50m1 stop

£279

Find Deal

Mon, 8 Sep - Wed, 10 Sep

18:30 - 09:35BOS-LHR

10h 05m1 stop

06:50 - 14:30LHR-BOS

12h 40m2 stops

£289Air Canada

Find Deal

Sun, 12 Oct - Tue, 14 Oct

Austrian Airlines flights from Maine to United Kingdom

Our best Austrian Airlines deals on Maine to United Kingdom flight tickets

Austrian Airlines

3 Sept

BOS14:40Boston Logan Intl

11h 15m

1 stop

LHR06:55London Heathrow

4 Sept

LHR19:30London Heathrow

23h 20m

1 stop

BOS13:50Boston Logan Intl

£312

Find similar

Austrian Airlines

11 Nov

BOS13:30Boston Logan Intl

37h 50m

2 stops

LHR08:20London Heathrow

14 Nov

LHR06:00London Heathrow

13h 05m

1 stop

BOS14:05Boston Logan Intl

£319

Find similar

Air Canada flights from Maine to United Kingdom

Our best Air Canada deals on Maine to United Kingdom flight tickets

Air Canada

23 Sept

BOS15:15Boston Logan Intl

10h 15m

1 stop

LHR06:30London Heathrow

1 Oct

LHR09:30London Heathrow

10h 00m

1 stop

BOS14:30Boston Logan Intl

£271

Find similar

Air Canada

12 Oct

BOS18:30Boston Logan Intl

10h 05m

1 stop

LHR09:35London Heathrow

14 Oct

LHR06:50London Heathrow

12h 40m

2 stops

BOS14:30Boston Logan Intl

£289

Find similar

Air Canada

28 Sept

BOS18:30Boston Logan Intl

10h 05m

1 stop

LHR09:35London Heathrow

30 Sept

LHR06:50London Heathrow

12h 40m

2 stops

BOS14:30Boston Logan Intl

£291

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 9/9

18:30-11:25

1 stop11h 55m

London Heathrow

Thu 11/9

08:40-15:25

1 stop11h 45m

£257

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Fri 19/9

20:05-07:50

Nonstop6h 45m

London Heathrow

Sun 21/9

06:10-15:00

1 stop13h 50m

£270

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sat 8/11

17:35-14:35

2 stops16h 00m

London Heathrow

Mon 10/11

06:40-15:50

2 stops14h 10m

£271

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 23/9

15:15-06:30

1 stop10h 15m

London Heathrow

Wed 1/10

09:30-14:30

1 stop10h 00m

£271

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Wed 12/11

19:25-07:00

Nonstop6h 35m

London Heathrow

Thu 13/11

09:55-20:55

1 stop16h 00m

£272

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sat 8/11

17:35-18:30

1 stop19h 55m

London Heathrow

Mon 10/11

06:40-15:50

2 stops14h 10m

£273

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sat 13/9

18:30-06:30

1 stop31h 00m

London Heathrow

Tue 16/9

06:00-15:25

1 stop14h 25m

£274

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 11/11

19:25-07:00

Nonstop6h 35m

London Heathrow

Wed 12/11

11:25-19:50

1 stop13h 25m

£275

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Mon 8/9

21:40-13:00

1 stop10h 20m

London Heathrow

Wed 10/9

06:00-13:50

1 stop12h 50m

£279

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sun 12/10

18:30-09:35

1 stop10h 05m

London Heathrow

Tue 14/10

06:50-14:30

2 stops12h 40m

£289

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 Maine to United Kingdom

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 United Kingdom?

The cheapest month to fly to United Kingdom from Maine is in October. Flight prices, which tend to average around £499, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of October, then departing from Maine during the month November is also very affordable. Most momondo users find prices during this month for around £538.

What is the cheapest time of day to depart on your flight to United Kingdom?

The cheapest time of day to fly to United Kingdom is at midday when flights can be purchased for as low as £521. Try not to purchase tickets in the morning because they tend to be around £551. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Maine to United Kingdom flight deals and tips

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

Best price found	£124
Fastest flight time	6h 12m
Direct flights	Every day
Airports in United Kingdom	8 airports

The best one-way flight to United Kingdom from Maine in the past 72 hours is £124. The best return flight deal from Maine to United Kingdom found on momondo in the last 72 hours is £257.

The fastest flight from Maine to United Kingdom takes 6h 12m

Direct flights go from Maine to United Kingdom every day.

There are 8 airports near United Kingdom: London Heathrow (LHR), London Luton (LTN), Southampton Eastleigh (SOU), Edinburgh Turnhouse (EDI), Manchester (MAN), London Stansted (STN), London Gatwick (LGW), Glasgow Intl (GLA)

Search flight deals

When did momondo last update prices for flights from Maine to United Kingdom?
Prices for flights from Maine to United Kingdom were last updated today.
How many operators does momondo search for flights from Maine to United Kingdom?
As of August 2025, there are 8 operators available to choose from for flights from Maine to United Kingdom.
How old do you have to be to fly from Maine to United Kingdom?
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 United Kingdom.
What documentation or ID do you need to fly to United Kingdom?
The required travel and health documents for your United Kingdom trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at United Kingdom. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

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

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

Flights from Maine to United Kingdom 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 Maine to United Kingdom?

Once you have performed a search for Maine to United Kingdom flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to United Kingdom from Maine 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.