How long is the flight from United Kingdom to Maine?

The flight from United Kingdom to Maine depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from London Heathrow (a popular airport in United Kingdom) to Portland (the most popular airport in Maine), then the flight time is 14h 39m on average. If you fly from Manchester (another popular airport in United Kingdom) to Portland, then the average flight time is 30h 22m.

£242 Cheap Flights to Maine in 2026

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Recent flights found to popular cities in Maine

Find flights to these popular cities in Maine from your nearest airport.

Flights to Portland, Maine

Search all flight deals to Portland, Maine

JetBlue

15 May

LHR

16h 08m

1 stop

PWM

22 May

PWM

9h 45m

1 stop

LHR

£474

JetBlue

15 May

LHR

16h 08m

1 stop

PWM

22 May

PWM

9h 45m

1 stop

LHR

£509

JetBlue

14 May

LHR

19h 48m

1 stop

PWM

22 May

PWM

22h 30m

1 stop

LHR

£533

JetBlue

13 May

LHR

16h 08m

1 stop

PWM

20 May

PWM

21h 10m

1 stop

LHR

£575

JetBlue

16 May

LHR

16h 08m

1 stop

PWM

23 May

PWM

22h 30m

1 stop

LHR

£586

JetBlue

27 Apr

LHR

16h 04m

1 stop

PWM

4 May

PWM

21h 00m

1 stop

LHR

£605

JetBlue

14 May

EDI

15h 53m

1 stop

PWM

21 May

PWM

13h 44m

1 stop

EDI

£609

JetBlue

14 May

EDI

15h 53m

1 stop

PWM

21 May

PWM

22h 20m

1 stop

EDI

£633

JetBlue

12 May

LHR

19h 48m

1 stop

PWM

15 May

PWM

21h 10m

1 stop

LHR

£640

United Airlines

27 Apr

LHR

16h 33m

2 stops

PWM

4 May

PWM

10h 35m

1 stop

LHR

£670

United Airlines

30 Apr

LHR

16h 19m

2 stops

PWM

4 May

PWM

10h 35m

1 stop

LHR

£695

United Airlines

30 Apr

LHR

16h 19m

2 stops

PWM

4 May

PWM

10h 35m

1 stop

LHR

£695

Flights to Bangor, Maine

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United Airlines

29 Apr

LHR

16h 43m

2 stops

BGR

6 May

BGR

18h 15m

2 stops

LHR

£692

Multiple Airlines

29 Apr

LHR

16h 17m

1 stop

BGR

6 May

BGR

12h 51m

1 stop

LHR

£698

United Airlines

30 Apr

LHR

15h 10m

2 stops

BGR

4 May

BGR

23h 15m

2 stops

LHR

£699

United Airlines

30 Apr

LHR

15h 10m

2 stops

BGR

4 May

BGR

23h 15m

2 stops

LHR

£700

United Airlines

30 Apr

LHR

17h 10m

2 stops

BGR

4 May

BGR

19h 50m

2 stops

LHR

£701

United Airlines

30 Apr

LHR

17h 10m

2 stops

BGR

4 May

BGR

19h 50m

2 stops

LHR

£703

Delta

29 Apr

LHR

14h 49m

2 stops

BGR

6 May

BGR

12h 18m

1 stop

LHR

£714

United Airlines

14 May

LHR

12h 40m

1 stop

BGR

21 May

BGR

23h 15m

2 stops

LHR

£729

Delta

13 Apr

LHR

14h 49m

2 stops

BGR

19 Apr

BGR

10h 48m

1 stop

LHR

£760

Delta

23 Apr

LHR

13h 07m

1 stop

BGR

26 Apr

BGR

16h 33m

1 stop

LHR

£772

Air France

23 Apr

LHR

13h 07m

1 stop

BGR

26 Apr

BGR

36h 28m

2 stops

LHR

£778

United Airlines

1 Jul

LHR

14h 25m

2 stops

BGR

4 Aug

BGR

24h 55m

1 stop

LHR

£785

Find the cheapest flights from the United Kingdom to Maine

Round-trip

One-way

Last minute

Direct

Recent return flight deals from the United Kingdom to Maine

Enter your travel dates to find the best prices.

15:40 - 21:45

LGW

BOS

11h 05m

1 stop

19:50 - 10:55

BOS

LGW

10h 05m

1 stop

£390Icelandair

Mon, 13 Apr - Thu, 26 Nov

13:00 - 21:05

LTN

BOS

13h 05m

1 stop

22:50 - 23:50

BOS

LTN

20h 00m

1 stop

£395Multiple Airlines

Mon, 20 Apr - Fri, 24 Apr

06:50 - 21:05

LGW

BOS

19h 15m

1 stop

22:50 - 08:30

BOS

LGW

28h 40m

1 stop

£400LEVEL

Mon, 20 Apr - Fri, 24 Apr

17:45 - 14:45

LTN

BOS

26h 00m

2 stops

22:45 - 00:50

BOS

LTN

21h 05m

2 stops

£401Multiple Airlines

Tue, 14 Apr - Thu, 23 Apr

20:50 - 21:15

LHR

BOS

29h 25m

1 stop

23:50 - 09:10

BOS

LHR

28h 20m

1 stop

£402LEVEL

Mon, 28 Sep - Sun, 4 Oct

14:30 - 16:55

LHR

BOS

7h 25mdirect

07:25 - 18:55

BOS

LHR

6h 30mdirect

£420British Airways

Fri, 8 May - Mon, 11 May

08:40 - 11:14

LHR

BOS

7h 34mdirect

05:20 - 20:45

BOS

LHR

10h 25m

1 stop

£430JetBlue

Sun, 19 Apr - Thu, 23 Apr

11:30 - 13:47

EDI

BOS

7h 17mdirect

17:02 - 09:20

BOS

EDI

11h 18m

1 stop

£472JetBlue

Fri, 8 May - Tue, 12 May

10:00 - 16:25

LCY

BOS

11h 25m

1 stop

18:50 - 17:20

BOS

LCY

17h 30m

1 stop

£508Virgin Atlantic

Tue, 19 May - Sun, 31 May

11:15 - 20:05

NCL

BOS

13h 50m

1 stop

19:35 - 11:25

BOS

NCL

10h 50m

1 stop

£552British Airways

Tue, 8 Sep - Mon, 28 Sep

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Mon 13/4

15:40-21:45

1 stop11h 05m

Boston Logan Intl

Thu 26/11

19:50-10:55

1 stop10h 05m

£390

LondonBoston

LTN - BOS

LTNBOS

London Luton

Mon 20/4

13:00-21:05

1 stop13h 05m

Boston Logan Intl

Fri 24/4

22:50-23:50

1 stop20h 00m

£395

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Mon 20/4

06:50-21:05

1 stop19h 15m

Boston Logan Intl

Fri 24/4

22:50-08:30

1 stop28h 40m

£400

LondonBoston

LTN - BOS

LTNBOS

London Luton

Tue 14/4

17:45-14:45

2 stops26h 00m

Boston Logan Intl

Thu 23/4

22:45-00:50

2 stops21h 05m

£401

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 28/9

20:50-21:15

1 stop29h 25m

Boston Logan Intl

Sun 4/10

23:50-09:10

1 stop28h 20m

£402

Fastest return journey

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 8/5

14:30-16:55

Nonstop7h 25m

Boston Logan Intl

Mon 11/5

07:25-18:55

Nonstop6h 30m

£420

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sun 19/4

08:40-11:14

Nonstop7h 34m

Boston Logan Intl

Thu 23/4

05:20-20:45

1 stop10h 25m

£430

EdinburghBoston

EDI - BOS

EDIBOS

Edinburgh Turnhouse

Fri 8/5

11:30-13:47

Nonstop7h 17m

Boston Logan Intl

Tue 12/5

17:02-09:20

1 stop11h 18m

£472

LondonBoston

LCY - BOS

LCYBOS

London City

Tue 19/5

10:00-16:25

1 stop11h 25m

Boston Logan Intl

Sun 31/5

18:50-17:20

1 stop17h 30m

£508

Newcastle upon TyneBoston

NCL - BOS

NCLBOS

Newcastle upon Tyne

Tue 8/9

11:15-20:05

1 stop13h 50m

Boston Logan Intl

Mon 28/9

19:35-11:25

1 stop10h 50m

£552

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Maine flights insights and trends

Explore insights for your Maine flight to craft the best travel plan

Airlines

Other information

Which airlines fly to Maine?

KLM, United Airlines and Virgin Atlantic are the top three most popular airlines that fly to Maine from United Kingdom according to our data. KLM is the first choice among our users, with 43% of people opting to fly with this airline when travelling to Maine. Keep in mind that there are 3 different airlines that fly to Maine on a routine basis, so you have a few additional options to choose from.

Cheapest flights to cities in Maine

Click on the cities below to find out when it's cheapest to fly to Maine from United Kingdom

Portland

Find flights to Portland

Cheap Maine flight deals and tips

Summary info about Maine flight prices, duration and airlines

Best One-Way Price	£242
Best Round-Trip Price	£390
Fastest flight time	16h 55m
Popular in	July

The best one-way flight price to Maine from United Kingdom in the last 72 hours is £242 (Manchester to Boston Logan Intl).

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The best round-trip flight price to Maine from United Kingdom in the last 72 hours is £390 (London Gatwick to Boston Logan Intl).

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The fastest flight to Maine from United Kingdom takes 16h 55m (London Gatwick to Boston Logan Intl).

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July has the highest demand for flights to Maine, with a 14% price increase on average.

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Frequently asked questions about flying to Maine

What is the cheapest flight I can find to Maine?

The average flight to Maine costs £247/per person and the cheapest flight to Maine is £83/per person. This price varies based on a multitude of factors such as departure airport, airline, time of booking and when you plan on travelling.

What is the best airport to fly into to visit Portland, Maine?

65% of momondo users visit Portland, Maine more often than any other city in Maine. When travelling to Portland, Maine, typically the most convenient airport to fly into is Boston Airport.

I plan on visiting Fort Williams Park. Which airport is the quickest drive?

The closest airport to Fort Williams Park is Boston Airport, and would make for the quickest drive. For those interested in a secondary airport to fly into, consider looking at flights heading to Portland, Maine Airport.

What is the weather like in Maine?

The temperatures in Maine range from -5 °C to 20 °C depending on the time of year. The warmest month in Maine is July, and the coldest month in Maine is January. Those looking for a drier month during their visit should travel during the months of August, July, or September, when rain is least likely compared to the rest of the year.

Which airlines fly to Maine?

Of the 5 airlines that fly to Maine, United Airlines, KLM and Virgin Atlantic happen to be the most favoured based on our user data. United Airlines is the most popular among the three airlines, with 46% of users choosing them for their travels to Maine.

When did momondo last update prices for flights to Maine?

Prices for flights to Maine were last updated today.

How many operators does momondo search for flights to Maine?

As of April 2026, there are 5 operators available to choose from for flights to Maine.

How old do you have to be to fly to Maine?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel 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.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Maine.

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

momondo does allow users to show only those flights to Maine which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights to Maine?

momondo helps you find the best flight to Maine by providing filters to narrow your choice of flights to those matching your criteria. You can select fights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to 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.