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 15h 12m on average. If you fly from Manchester (another popular airport in United Kingdom) to Portland, then the average flight time is 13h 56m.

£281 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

11 May

LHR

16h 41m

1 stop

PWM

18 May

PWM

22h 30m

1 stop

LHR

£530

JetBlue

14 Apr

LHR

16h 04m

1 stop

PWM

21 Apr

PWM

21h 00m

1 stop

LHR

£534

JetBlue

29 Apr

LHR

19h 47m

1 stop

PWM

6 May

PWM

22h 30m

1 stop

LHR

£554

JetBlue

16 Apr

LHR

16h 04m

1 stop

PWM

23 Apr

PWM

32h 15m

1 stop

LHR

£559

JetBlue

12 Sept

LHR

15h 12m

1 stop

PWM

19 Sept

PWM

14h 13m

1 stop

LHR

£579

JetBlue

1 May

LHR

16h 41m

1 stop

PWM

5 May

PWM

9h 45m

1 stop

LHR

£585

JetBlue

1 May

LHR

16h 41m

1 stop

PWM

5 May

PWM

9h 45m

1 stop

LHR

£588

JetBlue

3 Sept

LHR

20h 42m

1 stop

PWM

7 Oct

PWM

14h 13m

1 stop

LHR

£589

JetBlue

1 May

LHR

16h 41m

1 stop

PWM

5 May

PWM

9h 45m

1 stop

LHR

£590

JetBlue

1 May

LHR

20h 21m

1 stop

PWM

8 May

PWM

9h 45m

1 stop

LHR

£593

JetBlue

30 Apr

LHR

16h 07m

1 stop

PWM

4 May

PWM

9h 45m

1 stop

LHR

£607

JetBlue

3 May

LHR

16h 41m

1 stop

PWM

10 May

PWM

22h 30m

1 stop

LHR

£608

Flights to Bangor, Maine

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United Airlines

29 Apr

LHR

12h 43m

1 stop

BGR

6 May

BGR

19h 50m

2 stops

LHR

£647

United Airlines

15 Apr

LHR

17h 15m

2 stops

BGR

22 Apr

BGR

22h 00m

2 stops

LHR

£650

Multiple Airlines

28 Apr

LHR

16h 30m

1 stop

BGR

5 May

BGR

18h 42m

1 stop

LHR

£672

United Airlines

15 Apr

LHR

12h 45m

1 stop

BGR

22 Apr

BGR

22h 00m

2 stops

LHR

£673

Air France

15 Apr

LHR

25h 14m

1 stop

BGR

22 Apr

BGR

10h 48m

1 stop

LHR

£675

Multiple Airlines

15 Apr

LHR

13h 00m

1 stop

BGR

22 Apr

BGR

12h 51m

1 stop

LHR

£678

United Airlines

13 Apr

LHR

12h 43m

1 stop

BGR

19 Apr

BGR

20h 15m

2 stops

LHR

£680

KLM

28 Apr

LHR

24h 24m

2 stops

BGR

5 May

BGR

12h 18m

1 stop

LHR

£686

United Airlines

13 Apr

LHR

16h 43m

2 stops

BGR

19 Apr

BGR

18h 00m

2 stops

LHR

£695

Multiple Airlines

28 Apr

LHR

24h 24m

2 stops

BGR

5 May

BGR

15h 43m

2 stops

LHR

£697

KLM

15 Apr

LCY

35h 59m

2 stops

BGR

22 Apr

BGR

43h 18m

2 stops

LCY

£707

KLM

13 Apr

LHR

24h 24m

2 stops

BGR

19 Apr

BGR

12h 18m

1 stop

LHR

£719

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.

14:30 - 16:55

LHR

BOS

7h 25mdirect

21:50 - 09:35

BOS

LHR

6h 45mdirect

£374British Airways

Mon, 20 Apr - Mon, 4 May

14:25 - 16:50

LHR

BOS

7h 25mdirect

21:50 - 09:35

BOS

LHR

6h 45mdirect

£375British Airways

Tue, 21 Apr - Tue, 5 May

12:05 - 20:20

LGW

BOS

13h 15m

1 stop

18:05 - 09:45

BOS

LGW

10h 40m

1 stop

£376TAP AIR PORTUGAL

Wed, 22 Apr - Wed, 6 May

13:05 - 18:50

LHR

BOS

10h 45m

1 stop

20:50 - 11:55

BOS

LHR

10h 05m

1 stop

£377Icelandair

Thu, 3 Sep - Sun, 6 Sep

09:30 - 16:22

LHR

BOS

11h 52m

1 stop

06:00 - 20:40

BOS

LHR

9h 40m

1 stop

£382United Airlines

Wed, 22 Apr - Wed, 6 May

15:40 - 21:45

LGW

BOS

11h 05m

1 stop

23:00 - 14:40

BOS

LGW

10h 40m

1 stop

£390Icelandair

Fri, 21 Aug - Wed, 26 Aug

17:20 - 13:13

SOU

BOS

24h 53m

1 stop

16:35 - 08:35

BOS

SOU

11h 00m

1 stop

£575KLM

Tue, 28 Apr - Tue, 5 May

17:20 - 13:13

SOU

BOS

24h 53m

1 stop

13:30 - 08:35

BOS

SOU

14h 05m

2 stops

£578KLM

Tue, 28 Apr - Tue, 5 May

17:20 - 16:25

SOU

BOS

28h 05m

1 stop

16:35 - 08:35

BOS

SOU

11h 00m

1 stop

£660Virgin Atlantic

Thu, 30 Apr - Thu, 7 May

17:20 - 16:25

SOU

BOS

28h 05m

1 stop

20:25 - 08:45

BOS

SOU

31h 20m

1 stop

£688Virgin Atlantic

Fri, 1 May - Fri, 8 May

Fly from

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 20/4

14:30-16:55

Nonstop7h 25m

Boston Logan Intl

Mon 4/5

21:50-09:35

Nonstop6h 45m

£374

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 21/4

14:25-16:50

Nonstop7h 25m

Boston Logan Intl

Tue 5/5

21:50-09:35

Nonstop6h 45m

£375

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Wed 22/4

12:05-20:20

1 stop13h 15m

Boston Logan Intl

Wed 6/5

18:05-09:45

1 stop10h 40m

£376

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 3/9

13:05-18:50

1 stop10h 45m

Boston Logan Intl

Sun 6/9

20:50-11:55

1 stop10h 05m

£377

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 22/4

09:30-16:22

1 stop11h 52m

Boston Logan Intl

Wed 6/5

06:00-20:40

1 stop9h 40m

£382

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Fri 21/8

15:40-21:45

1 stop11h 05m

Boston Logan Intl

Wed 26/8

23:00-14:40

1 stop10h 40m

£390

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Tue 28/4

17:20-13:13

1 stop24h 53m

Boston Logan Intl

Tue 5/5

16:35-08:35

1 stop11h 00m

£575

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Tue 28/4

17:20-13:13

1 stop24h 53m

Boston Logan Intl

Tue 5/5

13:30-08:35

2 stops14h 05m

£578

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Thu 30/4

17:20-16:25

1 stop28h 05m

Boston Logan Intl

Thu 7/5

16:35-08:35

1 stop11h 00m

£660

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Fri 1/5

17:20-16:25

1 stop28h 05m

Boston Logan Intl

Fri 8/5

20:25-08:45

1 stop31h 20m

£688

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 41% of people opting to fly with this airline when travelling to Maine. Keep in mind that there are 5 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	£287
Best Round-Trip Price	£374
Fastest flight time	10h 35m
Popular in	July

The best one-way flight price to Maine from United Kingdom in the last 72 hours is £287 (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 £374 (London Heathrow to Boston Logan Intl).

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The fastest flight to Maine from United Kingdom takes 10h 35m (Southampton Eastleigh 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 £172/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?

64% 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 7 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 45% 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 March 2026, there are 7 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.