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 15h 47m.

£270 Cheap Flights to Maine in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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

2 May

EDI

15h 53m

1 stop

PWM

9 May

PWM

21h 00m

1 stop

EDI

£471

JetBlue

20 May

LHR

16h 08m

1 stop

PWM

27 May

PWM

25h 09m

1 stop

LHR

£515

JetBlue

26 Sept

LHR

20h 37m

1 stop

PWM

30 Sept

PWM

9h 45m

1 stop

LHR

£516

JetBlue

15 May

LHR

19h 48m

1 stop

PWM

22 May

PWM

22h 30m

1 stop

LHR

£521

JetBlue

20 May

EDI

15h 53m

1 stop

PWM

27 May

PWM

13h 44m

1 stop

EDI

£525

JetBlue

15 Sept

LHR

20h 37m

1 stop

PWM

22 Sept

PWM

9h 45m

1 stop

LHR

£525

JetBlue

6 May

LHR

19h 48m

1 stop

PWM

13 May

PWM

21h 10m

1 stop

LHR

£527

JetBlue

19 May

EDI

15h 53m

1 stop

PWM

26 May

PWM

22h 20m

1 stop

EDI

£532

JetBlue

23 May

LHR

30h 35m

1 stop

PWM

30 May

PWM

9h 45m

1 stop

LHR

£563

Multiple Airlines

2 May

EDI

15h 53m

1 stop

PWM

9 May

PWM

33h 16m

2 stops

EDI

£574

Multiple Airlines

6 May

LHR

16h 08m

1 stop

PWM

13 May

PWM

15h 07m

2 stops

LHR

£586

JetBlue

5 Jun

LHR

17h 03m

1 stop

PWM

21 Jun

PWM

9h 45m

1 stop

LHR

£639

Flights to Bangor, Maine

Search all flight deals to Bangor, Maine

United Airlines

6 May

LHR

17h 10m

2 stops

BGR

10 May

BGR

18h 05m

2 stops

LHR

£689

United Airlines

6 May

LHR

17h 10m

2 stops

BGR

10 May

BGR

18h 05m

2 stops

LHR

£690

United Airlines

6 May

LHR

17h 10m

2 stops

BGR

10 May

BGR

18h 05m

2 stops

LHR

£691

United Airlines

6 May

LHR

12h 40m

1 stop

BGR

10 May

BGR

18h 05m

2 stops

LHR

£712

United Airlines

6 May

LHR

12h 40m

1 stop

BGR

10 May

BGR

18h 05m

2 stops

LHR

£713

United Airlines

6 May

LHR

12h 40m

1 stop

BGR

10 May

BGR

18h 05m

2 stops

LHR

£715

United Airlines

8 Jun

LHR

18h 16m

2 stops

BGR

27 Jun

BGR

35h 12m

1 stop

LHR

£803

United Airlines

9 Jun

LHR

16h 01m

2 stops

BGR

14 Jun

BGR

10h 10m

1 stop

LHR

£814

United Airlines

9 Jun

LHR

16h 01m

2 stops

BGR

14 Jun

BGR

10h 10m

1 stop

LHR

£815

Delta

9 Jun

LHR

12h 22m

1 stop

BGR

14 Jun

BGR

17h 13m

1 stop

LHR

£834

Delta

9 Jun

LHR

12h 22m

1 stop

BGR

14 Jun

BGR

17h 13m

1 stop

LHR

£835

Delta

9 Jun

LHR

12h 22m

1 stop

BGR

14 Jun

BGR

17h 13m

1 stop

LHR

£836

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.

10:05 - 12:35

LHR

BOS

7h 30mdirect

12:01 - 06:25

BOS

LHR

13h 24m

1 stop

£399American Airlines

Tue, 2 Jun - Mon, 15 Jun

17:35 - 20:05

LHR

BOS

7h 30mdirect

07:25 - 18:55

BOS

LHR

6h 30mdirect

£400British Airways

Mon, 17 Aug - Mon, 24 Aug

20:10 - 22:35

LHR

BOS

7h 25mdirect

19:30 - 07:10

BOS

LHR

6h 40mdirect

£402British Airways

Sun, 10 May - Mon, 18 May

09:40 - 12:10

LHR

BOS

7h 30mdirect

17:05 - 10:20

BOS

LHR

12h 15m

1 stop

£405Delta

Tue, 12 May - Sun, 17 May

11:45 - 19:03

LHR

BOS

12h 18m

1 stop

17:05 - 10:20

BOS

LHR

12h 15m

1 stop

£408Delta

Sun, 10 May - Sun, 17 May

06:45 - 21:45

STN

BOS

20h 00m

2 stops

20:50 - 00:50

BOS

STN

23h 00m

2 stops

£409Multiple Airlines

Mon, 20 Apr - Mon, 27 Apr

07:10 - 18:50

STN

BOS

16h 40m

2 stops

23:00 - 00:10

BOS

STN

20h 10m

2 stops

£412Multiple Airlines

Tue, 19 May - Tue, 26 May

11:30 - 13:47

EDI

BOS

7h 17mdirect

10:07 - 09:20

BOS

EDI

18h 13m

1 stop

£467JetBlue

Fri, 15 May - Mon, 8 Jun

12:10 - 18:16

EDI

BOS

11h 06m

1 stop

22:50 - 10:00

BOS

EDI

6h 10mdirect

£471JetBlue

Fri, 8 May - Fri, 29 May

08:25 - 13:10

LCY

BOS

9h 45m

1 stop

16:35 - 07:55

BOS

LCY

10h 20m

1 stop

£512KLM

Wed, 6 May - Wed, 13 May

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 2/6

10:05-12:35

Nonstop7h 30m

Boston Logan Intl

Mon 15/6

12:01-06:25

1 stop13h 24m

£399

Fastest return journey

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 17/8

17:35-20:05

Nonstop7h 30m

Boston Logan Intl

Mon 24/8

07:25-18:55

Nonstop6h 30m

£400

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sun 10/5

20:10-22:35

Nonstop7h 25m

Boston Logan Intl

Mon 18/5

19:30-07:10

Nonstop6h 40m

£402

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 12/5

09:40-12:10

Nonstop7h 30m

Boston Logan Intl

Sun 17/5

17:05-10:20

1 stop12h 15m

£405

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sun 10/5

11:45-19:03

1 stop12h 18m

Boston Logan Intl

Sun 17/5

17:05-10:20

1 stop12h 15m

£408

LondonBoston

STN - BOS

STNBOS

London Stansted

Mon 20/4

06:45-21:45

2 stops20h 00m

Boston Logan Intl

Mon 27/4

20:50-00:50

2 stops23h 00m

£409

LondonBoston

STN - BOS

STNBOS

London Stansted

Tue 19/5

07:10-18:50

2 stops16h 40m

Boston Logan Intl

Tue 26/5

23:00-00:10

2 stops20h 10m

£412

EdinburghBoston

EDI - BOS

EDIBOS

Edinburgh Turnhouse

Fri 15/5

11:30-13:47

Nonstop7h 17m

Boston Logan Intl

Mon 8/6

10:07-09:20

1 stop18h 13m

£467

EdinburghBoston

EDI - BOS

EDIBOS

Edinburgh Turnhouse

Fri 8/5

12:10-18:16

1 stop11h 06m

Boston Logan Intl

Fri 29/5

22:50-10:00

Nonstop6h 10m

£471

LondonBoston

LCY - BOS

LCYBOS

London City

Wed 6/5

08:25-13:10

1 stop9h 45m

Boston Logan Intl

Wed 13/5

16:35-07:55

1 stop10h 20m

£512

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 42% 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	£270
Best Round-Trip Price	£399
Fastest flight time	7h 17m
Popular in	July

The best one-way flight price to Maine from United Kingdom in the last 72 hours is £270 (Edinburgh Turnhouse to Boston Logan Intl).

Search Deals

The best round-trip flight price to Maine from United Kingdom in the last 72 hours is £399 (London Heathrow to Boston Logan Intl).

Search Deals

The fastest flight to Maine from United Kingdom takes 7h 17m (Edinburgh Turnhouse to Boston Logan Intl).

Search Deals

July has the highest demand for flights to Maine, with a 15% price increase on average.

Search Deals

Frequently asked questions about flying to Maine

What is the cheapest flight I can find to Maine?

The average flight to Maine costs £243/per person and the cheapest flight to Maine is £82/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 Monument Square. Which airport is the quickest drive?

The closest airport to Monument Square 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 JetBlue happen to be the most favoured based on our user data. United Airlines is the most popular among the three airlines, with 51% 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.