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 50% of people opting to fly with this airline when traveling to United Kingdom. Keep in mind that there are 5 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.

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

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

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

179 flights are operational weekly from Maine to United Kingdom as of March 2025. The most popular departure day for this route is Mon, with 18% 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 10h 40m on average. If you fly from Bangor (another popular airport in Maine) to London Heathrow Airport, then the average flight time is 11h 02m.

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 March 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.

$175 Cheap Flights from Maine to the United Kingdom in 2025

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Find the cheapest flights from Maine to the United Kingdom

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Cheap round-trip flights

These are some of the best round-trip flight deals from Maine to the United Kingdom that have been recently found on momondo from popular airlines, departing in the coming months.

10:55 pm - 4:40 pmBOS-LHR

13h 45m2 stops

7:00 am - 9:20 pmLHR-BOS

18h 20m2 stops

$311SWISS

Find Deal

Tue, Mar 18 - Tue, Mar 25

7:15 pm - 10:40 amBOS-STN

10h 25m1 stop

11:40 am - 5:50 pmSTN-BOS

11h 10m1 stop

$398PLAY

Find Deal

Tue, Apr 1 - Tue, Apr 22

7:15 pm - 11:20 pmBOS-EDI

23h 05m2 stops

7:50 am - 5:50 pmEDI-BOS

15h 00m2 stops

$399

Find Deal

Thu, Apr 3 - Mon, Apr 7

7:15 pm - 11:20 pmBOS-EDI

23h 05m2 stops

7:50 am - 5:50 pmEDI-BOS

15h 00m2 stops

$410

Find Deal

Thu, Apr 3 - Mon, Apr 7

12:35 pm - 10:50 amBOS-LHR

18h 15m1 stop

8:40 pm - 11:35 amLHR-BOS

18h 55m1 stop

$463Icelandair

Find Deal

Thu, Mar 20 - Tue, Mar 25

11:35 pm - 2:40 pmBOS-LGW

10h 05m1 stop

1:00 pm - 6:50 pmLGW-BOS

10h 50m1 stop

$464Icelandair

Find Deal

Wed, Apr 23 - Thu, May 1

7:25 pm - 6:30 amBOS-LHR

31h 05m1 stop

6:30 am - 9:39 amLHR-BOS

31h 09m2 stops

$494United Airlines

Find Deal

Thu, Mar 20 - Sun, Mar 23

8:05 pm - 5:05 pmBOS-LHR

16h 00m1 stop

6:30 am - 4:00 pmLHR-BOS

14h 30m1 stop

$504Lufthansa

Find Deal

Fri, Apr 4 - Sun, Apr 6

7:25 pm - 9:35 amBOS-LHR

33h 10m1 stop

8:40 am - 7:55 pmLHR-BOS

16h 15m1 stop

$549United Airlines

Find Deal

Mon, Mar 31 - Thu, Apr 3

5:50 pm - 12:25 pmBOS-GLA

13h 35m1 stop

6:10 am - 11:59 pmGLA-BOS

22h 49m2 stops

$576Lufthansa

Find Deal

Sun, Apr 6 - Tue, Apr 8

Icelandair flights from Maine to United Kingdom

Our best Icelandair deals on Maine to United Kingdom flight tickets

Icelandair

Mar 20

BOS12:35 pmBoston Logan Intl

18h 15m

1 stop

LHR10:50 amLondon Heathrow

Mar 25

LHR8:40 pmLondon Heathrow

18h 55m

1 stop

BOS11:35 amBoston Logan Intl

$463

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Icelandair

Apr 23

BOS11:35 pmBoston Logan Intl

10h 05m

1 stop

LGW2:40 pmLondon Gatwick

May 1

LGW1:00 pmLondon Gatwick

10h 50m

1 stop

BOS6:50 pmBoston Logan Intl

$464

Find similar

Icelandair

Apr 23

BOS11:35 pmBoston Logan Intl

15h 45m

1 stop

LHR8:20 pmLondon Heathrow

May 1

LHR1:05 pmLondon Heathrow

10h 45m

1 stop

BOS6:50 pmBoston Logan Intl

$467

Find similar

United Airlines flights from Maine to United Kingdom

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

United Airlines

Mar 20

BOS7:25 pmBoston Logan Intl

31h 05m

1 stop

LHR6:30 amLondon Heathrow

Mar 23

LHR6:30 amLondon Heathrow

31h 09m

2 stops

BOS9:39 amBoston Logan Intl

$494

Find similar

United Airlines

Mar 31

BOS7:25 pmBoston Logan Intl

33h 10m

1 stop

LHR9:35 amLondon Heathrow

Apr 3

LHR8:40 amLondon Heathrow

16h 15m

1 stop

BOS7:55 pmBoston Logan Intl

$549

Find similar

United Airlines

Mar 14

BOS6:10 pmBoston Logan Intl

22h 25m

1 stop

LHR8:35 pmLondon Heathrow

Mar 31

LHR8:40 amLondon Heathrow

16h 15m

1 stop

BOS7:55 pmBoston Logan Intl

$563

Find similar

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, November 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 $712. If you aren’t able to travel to United Kingdom during the month of November, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $746.

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.

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	$175
Fastest flight time	6h 20m
Direct flights	Every day
Airports in United Kingdom	7 airports

The best one-way flight to United Kingdom from Maine in the past 72 hours is $175. The best round-trip flight deal from Maine to United Kingdom found on momondo in the last 72 hours is $311.

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

Direct flights go from Maine to United Kingdom every day.

There are 7 airports near United Kingdom: London Heathrow (LHR), London Luton (LTN), Edinburgh Turnhouse (EDI), Manchester (MAN), London Stansted (STN), London Gatwick (LGW), Glasgow Intl (GLA)

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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 March 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
JetBlue	PriceFrom $586	Free Cancellation	Rating 7.3 2,999 reviews	Search JetBlue flights
United Airlines	PriceFrom $611	Free Cancellation	Rating 7.4 8,660 reviews	Search United Airlines flights
Delta	PriceFrom $638	Free Cancellation	Rating 8.0 8,045 reviews	Search Delta flights
KLM	PriceFrom $680	Free Cancellation	Rating 7.8 1,323 reviews	Search KLM flights
American Airlines	PriceFrom $708	Free Cancellation	Rating 7.2 10,000 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.