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

Icelandair, Austrian Airlines, and KLM are the most popular carriers operating from Maine to United Kingdom

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

210 flights are operational weekly from Maine to United Kingdom as of December 2025. The most popular departure day for this route is Fri, with 17% of flights per week taking off on this day.

How long is the flight from Maine to United Kingdom?

The flight from Maine to United Kingdom depends on which airports you’re departing and arriving from 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 45m on average. If you fly from Bangor (another popular airport in Maine) to London Heathrow Airport, then the average flight time is 12h.

What airlines fly to United Kingdom?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to United Kingdom from Maine according to our data. United Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to United Kingdom. Keep in mind that there are 4 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Maine to United Kingdom refresh daily.

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

As of December 2025, there are 19 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 necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$194 Cheap Flights from Maine to the United Kingdom in 2025/26

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Find the cheapest flights from Maine to the United Kingdom

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:15 pm - 9:00 pm

BOS

GLA

23h 45m2 stops

10:30 pm - 3:57 pm

GLA

BOS

22h 27m2 stops

$469Multiple Airlines

Wed, Jan 14 - Sat, Jan 17

5:10 pm - 7:20 am

BOS

GLA

9h 10m1 stop

8:25 am - 1:55 pm

GLA

BOS

10h 30m1 stop

$477Multiple Airlines

Tue, Jan 27 - Tue, Feb 3

7:50 pm - 10:00 am

BOS

EDI

9h 10m1 stop

11:00 am - 6:50 pm

EDI

BOS

11h 50m1 stop

$479Icelandair

Mon, Mar 2 - Thu, Mar 12

11:35 am - 10:20 am

BOS

EDI

17h 45m1 stop

11:00 am - 6:50 pm

EDI

BOS

11h 50m1 stop

$480Icelandair

Thu, Mar 5 - Thu, Mar 12

8:00 pm - 7:50 am

BOS

LHR

6h 50mnonstop

1:05 pm - 4:00 pm

LHR

BOS

7h 55mnonstop

$503Virgin Atlantic

Sat, Jan 17 - Fri, Jan 23

7:12 pm - 6:55 am

BOS

LHR

6h 43mnonstop

9:20 am - 1:16 pm

LHR

BOS

7h 56mnonstop

$504JetBlue

Fri, Jan 23 - Mon, Mar 9

7:12 pm - 6:55 am

BOS

LHR

6h 43mnonstop

9:20 am - 12:16 pm

LHR

BOS

7h 56mnonstop

$505JetBlue

Mon, Jan 12 - Tue, Jan 20

10:45 pm - 8:25 pm

BOS

LGW

16h 40m2 stops

10:35 am - 8:45 pm

LGW

BOS

15h 10m1 stop

$505TAP AIR PORTUGAL

Tue, Apr 14 - Wed, Apr 22

10:45 pm - 8:40 pm

BOS

LGW

16h 55m2 stops

4:35 pm - 2:35 pm

LGW

BOS

27h 00m1 stop

$508TAP AIR PORTUGAL

Thu, Jan 8 - Sat, Feb 7

7:10 pm - 5:20 pm

BOS

LCY

17h 10m1 stop

9:20 am - 10:18 pm

LCY

BOS

17h 58m2 stops

$531Virgin Atlantic

Mon, Jan 12 - Wed, Jan 14

Virgin Atlantic flights from Maine to United Kingdom

Our best Virgin Atlantic deals on Maine to United Kingdom flight tickets

Virgin Atlantic

Jan 17

BOS8:00 pmBoston Logan Intl

6h 50m

LHR7:50 amLondon Heathrow

Jan 23

LHR1:05 pmLondon Heathrow

7h 55m

BOS4:00 pmBoston Logan Intl

$503

Find similar

Virgin Atlantic

Jan 12

BOS7:10 pmBoston Logan Intl

17h 10m

1 stop

LCY5:20 pmLondon City

Jan 14

LCY9:20 amLondon City

17h 58m

2 stops

BOS10:18 pmBoston Logan Intl

$531

Find similar

Virgin Atlantic

Dec 24

BOS8:50 pmBoston Logan Intl

31h 40m

1 stop

LCY9:30 amLondon City

Dec 29

LCY9:20 amLondon City

14h 30m

1 stop

BOS6:50 pmBoston Logan Intl

$1,673

Find similar

Air Canada flights from Maine to United Kingdom

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

Air Canada

Jan 12

BOS10:15 amBoston Logan Intl

15h 15m

2 stops

LHR6:30 amLondon Heathrow

Jan 20

LHR6:50 amLondon Heathrow

13h 02m

2 stops

BOS2:52 pmBoston Logan Intl

$509

Find similar

Air Canada

Dec 30

BOS6:40 pmBoston Logan Intl

20h 55m

1 stop

LHR8:35 pmLondon Heathrow

Jan 11

LHR9:00 amLondon Heathrow

13h 50m

1 stop

BOS5:50 pmBoston Logan Intl

$524

Find similar

Air Canada

Jan 11

BOS10:15 amBoston Logan Intl

18h 05m

2 stops

LHR9:20 amLondon Heathrow

Jan 18

LHR6:50 amLondon Heathrow

17h 52m

2 stops

BOS7:42 pmBoston Logan Intl

$529

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BostonGlasgow

BOS - GLA

BOSGLA

Boston Logan Intl

Wed 1/14

4:15 pm-9:00 pm

2 stops23h 45m

Glasgow Intl

Sat 1/17

10:30 pm-3:57 pm

2 stops22h 27m

$469

BostonGlasgow

BOS - GLA

BOSGLA

Boston Logan Intl

Tue 1/27

5:10 pm-7:20 am

1 stop9h 10m

Glasgow Intl

Tue 2/3

8:25 am-1:55 pm

1 stop10h 30m

$477

BostonEdinburgh

BOS - EDI

BOSEDI

Boston Logan Intl

Mon 3/2

7:50 pm-10:00 am

1 stop9h 10m

Edinburgh Turnhouse

Thu 3/12

11:00 am-6:50 pm

1 stop11h 50m

$479

BostonEdinburgh

BOS - EDI

BOSEDI

Boston Logan Intl

Thu 3/5

11:35 am-10:20 am

1 stop17h 45m

Edinburgh Turnhouse

Thu 3/12

11:00 am-6:50 pm

1 stop11h 50m

$480

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sat 1/17

8:00 pm-7:50 am

Nonstop6h 50m

London Heathrow

Fri 1/23

1:05 pm-4:00 pm

Nonstop7h 55m

$503

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Fri 1/23

7:12 pm-6:55 am

Nonstop6h 43m

London Heathrow

Mon 3/9

9:20 am-1:16 pm

Nonstop7h 56m

$504

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Mon 1/12

7:12 pm-6:55 am

Nonstop6h 43m

London Heathrow

Tue 1/20

9:20 am-12:16 pm

Nonstop7h 56m

$505

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Tue 4/14

10:45 pm-8:25 pm

2 stops16h 40m

London Gatwick

Wed 4/22

10:35 am-8:45 pm

1 stop15h 10m

$505

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Thu 1/8

10:45 pm-8:40 pm

2 stops16h 55m

London Gatwick

Sat 2/7

4:35 pm-2:35 pm

1 stop27h 00m

$508

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

Mon 1/12

7:10 pm-5:20 pm

1 stop17h 10m

London City

Wed 1/14

9:20 am-10:18 pm

2 stops17h 58m

$531

Flights are sorted by cheapest round-trip 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?

In general, October is the cheapest month to fly from Maine to United Kingdom. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $517. If you aren’t able to travel to United Kingdom during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $546.

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

The cheapest day to depart from Maine to United Kingdom is on a Tuesday when prices can be found for as low as $788. The most expensive day to fly to United Kingdom is Friday, with ticket prices averaging around $936.

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

According to our data, the cheapest time of day to fly to United Kingdom is at noon. momondo users have found flights departing from Maine to United Kingdom at noon for as low as $827. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to United Kingdom are more costly in the afternoon, with an average ticket price of $869. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from Maine when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around $635 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Maine for as low as $593 on momondo.

Can stopping save me money on Maine to United Kingdom flights?

You could potentially save up to 25% on your flight if you consider stops on a Maine to United Kingdom flight.

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

Fastest flight time	6h 20m
Direct flights	Every day
Airports in United Kingdom	1,286 airports

The fastest flight from Maine to United Kingdom takes 6h 20m

Direct flights go from Maine to United Kingdom every day.

There are 1,286 airports in United Kingdom. From Maine there are direct flights to London Heathrow (LHR), Edinburgh Turnhouse (EDI).

Search flight deals

When did momondo last update prices for flights from Maine to United Kingdom?
Prices for flights from Maine to United Kingdom refresh daily.
How many operators does momondo search for flights from Maine to United Kingdom?
As of December 2025, there are 19 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 necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Maine to United Kingdom

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $648	Free Cancellation	Rating 7.4 9,092 reviews	Search United Airlines flights
Delta	PriceFrom $683	Free Cancellation	Rating 7.9 8,008 reviews	Search Delta flights
JetBlue	PriceFrom $695	Free Cancellation	Rating 7.2 2,895 reviews	Search JetBlue flights
American Airlines	PriceFrom $732	Free Cancellation	Rating 7.2 11,051 reviews	Search American Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Maine to United Kingdom for you.

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

All flight searches from Maine to United Kingdom on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Maine to United Kingdom?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to United Kingdom from Maine.

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

Yes momondo offers price alerts on flights to United Kingdom from Maine. 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.