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 17h 21m on average. If you fly from Manchester (another popular airport in United Kingdom) to Portland, then the average flight time is 20h 24m.

£235 Cheap Flights to Maine in 2026

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

9 Jul

LHR

17h 21m

1 stop

PWM

13 Jul

PWM

22h 30m

1 stop

LHR

£552

JetBlue

4 Sept

LHR

21h 10m

1 stop

PWM

18 Sept

PWM

9h 45m

1 stop

LHR

£568

JetBlue

10 Jul

LHR

30h 50m

1 stop

PWM

14 Jul

PWM

15h 05m

1 stop

LHR

£577

JetBlue

9 Jul

LHR

17h 21m

1 stop

PWM

13 Jul

PWM

22h 30m

1 stop

LHR

£581

JetBlue

20 Jul

EDI

29h 20m

1 stop

PWM

27 Jul

PWM

13h 40m

1 stop

EDI

£583

Scandinavian Airlines

12 Nov

EDI

33h 39m

2 stops

PWM

16 Nov

PWM

22h 50m

2 stops

EDI

£596

JetBlue

5 Sept

LHR

17h 19m

1 stop

PWM

9 Sept

PWM

9h 45m

1 stop

LHR

£599

JetBlue

5 Sept

LHR

17h 30m

1 stop

PWM

9 Sept

PWM

9h 45m

1 stop

LHR

£600

JetBlue

5 Sept

LHR

17h 30m

1 stop

PWM

9 Sept

PWM

9h 45m

1 stop

LHR

£601

JetBlue

3 Jul

LHR

17h 30m

1 stop

PWM

8 Jul

PWM

13h 50m

1 stop

LHR

£605

JetBlue

4 Jul

LHR

17h 30m

1 stop

PWM

14 Jul

PWM

15h 05m

1 stop

LHR

£618

JetBlue

23 Aug

LHR

21h 10m

1 stop

PWM

31 Aug

PWM

9h 45m

1 stop

LHR

£645

Flights to Bangor, Maine

Search all flight deals to Bangor, Maine

United Airlines

15 Sept

LHR

15h 55m

2 stops

BGR

15 Mar

BGR

16h 10m

1 stop

LHR

£670

United Airlines

31 Aug

LHR

36h 20m

2 stops

BGR

14 Sept

BGR

16h 56m

2 stops

LHR

£682

United Airlines

15 Sept

LHR

13h 55m

1 stop

BGR

15 Mar

BGR

13h 00m

1 stop

LHR

£693

United Airlines

30 Aug

LHR

19h 26m

2 stops

BGR

15 Sept

BGR

10h 08m

1 stop

LHR

£695

United Airlines

30 Aug

LHR

34h 40m

2 stops

BGR

15 Sept

BGR

23h 40m

2 stops

LHR

£706

United Airlines

31 Aug

LHR

15h 40m

1 stop

BGR

14 Sept

BGR

14h 39m

1 stop

LHR

£719

United Airlines

10 Jul

LHR

16h 49m

2 stops

BGR

14 Jul

BGR

17h 55m

1 stop

LHR

£721

United Airlines

10 Jul

LHR

16h 49m

2 stops

BGR

14 Jul

BGR

20h 15m

2 stops

LHR

£738

United Airlines

3 Jul

LHR

21h 25m

2 stops

BGR

7 Jul

BGR

18h 55m

2 stops

LHR

£738

United Airlines

10 Jul

LHR

15h 54m

1 stop

BGR

14 Jul

BGR

9h 25m

1 stop

LHR

£743

United Airlines

10 Jul

LHR

15h 54m

1 stop

BGR

14 Jul

BGR

9h 25m

1 stop

LHR

£744

United Airlines

22 Jul

LHR

16h 05m

2 stops

BGR

29 Jul

BGR

20h 20m

1 stop

LHR

£824

Find the cheapest flights from the United Kingdom to Maine

Return

One-way

Last minute

Direct

Recent return flight deals from the United Kingdom to Maine

Enter your travel dates to find the best prices.

15:10 - 13:50

STN

BOS

27h 40m

2 stops

20:05 - 18:20

BOS

STN

17h 15m

2 stops

£452Multiple Airlines

Tue, 7 Jul - Thu, 16 Jul

06:50 - 16:05

LHR

BOS

14h 15m

2 stops

15:35 - 09:35

BOS

LHR

13h 00m

2 stops

£452Air Canada

Sat, 19 Sep - Sat, 3 Oct

16:50 - 21:05

LGW

BOS

33h 15m

1 stop

23:35 - 10:15

BOS

LGW

29h 40m

1 stop

£452LEVEL

Tue, 14 Jul - Thu, 16 Jul

13:10 - 19:55

LCY

BOS

11h 45m

1 stop

17:45 - 08:40

BOS

LCY

9h 55m

1 stop

£452Multiple Airlines

Tue, 14 Jul - Tue, 21 Jul

12:05 - 21:05

LGW

BOS

14h 00m

1 stop

23:35 - 23:10

BOS

LGW

18h 35m

1 stop

£453LEVEL

Wed, 15 Jul - Thu, 23 Jul

10:35 - 19:35

LGW

BOS

14h 00m

1 stop

13:32 - 16:00

BOS

LGW

21h 28m

2 stops

£462Virgin Atlantic

Tue, 8 Sep - Tue, 22 Sep

17:00 - 11:18

LGW

BOS

23h 18m

2 stops

17:10 - 09:20

BOS

LGW

11h 10m

1 stop

£462Virgin Atlantic

Wed, 9 Sep - Sat, 19 Sep

14:00 - 21:55

GLA

BOS

12h 55m

1 stop

10:35 - 10:10

BOS

GLA

18h 35m

2 stops

£499United Airlines

Tue, 14 Jul - Tue, 21 Jul

14:00 - 23:59

GLA

BOS

14h 59m

2 stops

19:00 - 10:10

BOS

GLA

10h 10m

1 stop

£500United Airlines

Mon, 21 Sep - Mon, 28 Sep

11:20 - 13:30

EDI

BOS

7h 10mdirect

19:45 - 07:05

BOS

EDI

6h 20mdirect

£510KLM

Tue, 28 Jul - Tue, 4 Aug

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonBoston

STN - BOS

STNBOS

London Stansted

Tue 7/7

15:10-13:50

2 stops27h 40m

Boston Logan Intl

Thu 16/7

20:05-18:20

2 stops17h 15m

£452

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 19/9

06:50-16:05

2 stops14h 15m

Boston Logan Intl

Sat 3/10

15:35-09:35

2 stops13h 00m

£452

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Tue 14/7

16:50-21:05

1 stop33h 15m

Boston Logan Intl

Thu 16/7

23:35-10:15

1 stop29h 40m

£452

LondonBoston

LCY - BOS

LCYBOS

London City

Tue 14/7

13:10-19:55

1 stop11h 45m

Boston Logan Intl

Tue 21/7

17:45-08:40

1 stop9h 55m

£452

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Wed 15/7

12:05-21:05

1 stop14h 00m

Boston Logan Intl

Thu 23/7

23:35-23:10

1 stop18h 35m

£453

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Tue 8/9

10:35-19:35

1 stop14h 00m

Boston Logan Intl

Tue 22/9

13:32-16:00

2 stops21h 28m

£462

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Wed 9/9

17:00-11:18

2 stops23h 18m

Boston Logan Intl

Sat 19/9

17:10-09:20

1 stop11h 10m

£462

GlasgowBoston

GLA - BOS

GLABOS

Glasgow Intl

Tue 14/7

14:00-21:55

1 stop12h 55m

Boston Logan Intl

Tue 21/7

10:35-10:10

2 stops18h 35m

£499

GlasgowBoston

GLA - BOS

GLABOS

Glasgow Intl

Mon 21/9

14:00-23:59

2 stops14h 59m

Boston Logan Intl

Mon 28/9

19:00-10:10

1 stop10h 10m

£500

Fastest return journey

EdinburghBoston

EDI - BOS

EDIBOS

Edinburgh Turnhouse

Tue 28/7

11:20-13:30

Nonstop7h 10m

Boston Logan Intl

Tue 4/8

19:45-07:05

Nonstop6h 20m

£510

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?

United Airlines, KLM and Virgin Atlantic are the top three most popular airlines that fly to Maine from United Kingdom according to our data. United Airlines is the first choice among our users, with 56% 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	£230
Best Round-Trip Price	£452
Fastest flight time	7h 25m

The best one-way flight price to Maine from United Kingdom in the last 5 days is £230 (Manchester to Boston Logan Intl).

Search Deals

The best round-trip flight price to Maine from United Kingdom in the last 5 days is £452 (London Stansted to Boston Logan Intl).

Search Deals

The fastest flight to Maine from United Kingdom takes 7h 25m (London Heathrow to Boston Logan Intl).

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 £318/per person and the cheapest flight to Maine is £226/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?

50% 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.

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 65% 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 June 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.