What airlines fly to Portland, Maine?

British Airways, Aer Lingus and Delta are the top three most popular airlines that fly to Portland, Maine from United Kingdom according to our data. British Airways is the first choice among our users, with 56% of people opting to fly with this airline when traveling to Portland, Maine. Keep in mind that there are 14 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Portland, Maine?

The flight from United Kingdom to Portland, Maine depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Edinburgh (a popular airport in United Kingdom) to Boston (the most popular airport in Portland, Maine), then the flight time is 7h 10m on average. If you fly from London (another popular airport in United Kingdom) to Boston, then the average flight time is 7h 36m.

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

JetBlue and TAP AIR PORTUGAL are the most popular carriers operating from United Kingdom to Portland

When did momondo last update prices for flights from United Kingdom to Portland Airport?

Prices for flights from United Kingdom to Portland Airport were last updated today.

How old do you have to be to fly from United Kingdom to Portland Airport?

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 United Kingdom to Portland Airport.

What documentation or ID do you need to fly to Portland Airport?

The travel and health documents you'll need for your trip to Portland Airport 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 Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$552 Cheap Flights from the United Kingdom to Portland in 2025

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize 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

Find the cheapest flights from the United Kingdom to Portland

Round-trip

One-way

Last minute

Recent round-trip flight deals from the United Kingdom to Portland

8:15 am - 10:07 pmLHR-PWM

18h 52m1 stop

2:17 pm - 8:45 pmPWM-LHR

25h 28m1 stop

$552JetBlue

Find Deal

Mon, Sep 15 - Mon, Sep 29

8:15 am - 10:07 pmLHR-PWM

18h 52m1 stop

7:09 am - 6:30 amPWM-LHR

18h 21m2 stops

$608Icelandair

Find Deal

Mon, Sep 15 - Mon, Sep 29

8:15 am - 10:02 pmLHR-PWM

18h 47m1 stop

2:17 pm - 8:45 pmPWM-LHR

25h 28m1 stop

$610JetBlue

Find Deal

Thu, Sep 4 - Tue, Sep 9

12:45 pm - 12:11 amLHR-PWM

16h 26m2 stops

6:00 am - 6:20 amPWM-LHR

19h 20m2 stops

$672Virgin Atlantic

Find Deal

Mon, Sep 15 - Mon, Sep 29

8:00 am - 6:38 pmLHR-PWM

15h 38m1 stop

6:00 am - 5:55 amPWM-LHR

19h 55m2 stops

$721United Airlines

Find Deal

Sat, Oct 25 - Fri, Oct 31

2:40 pm - 11:45 pmLHR-PWM

14h 05m2 stops

2:30 pm - 8:05 amPWM-LHR

12h 35m1 stop

$755American Airlines

Find Deal

Thu, Sep 4 - Tue, Sep 9

8:55 am - 5:55 pmLHR-PWM

14h 00m2 stops

1:09 pm - 7:50 amPWM-LHR

13h 41m2 stops

$769Finnair

Find Deal

Sat, Sep 13 - Sat, Sep 20

7:30 am - 7:29 pmLHR-PWM

16h 59m2 stops

3:11 pm - 10:40 amPWM-LHR

14h 29m2 stops

$782United Airlines

Find Deal

Thu, Sep 4 - Tue, Sep 9

10:05 am - 8:36 pmLHR-PWM

15h 31m1 stop

12:08 pm - 6:50 amPWM-LHR

13h 42m1 stop

$785American Airlines

Find Deal

Tue, Aug 26 - Tue, Sep 2

12:35 pm - 12:11 amMAN-PWM

16h 36m1 stop

1:27 pm - 8:35 amPWM-MAN

14h 08m1 stop

$827Virgin Atlantic

Find Deal

Thu, Oct 2 - Mon, Oct 6

United Airlines flights from United Kingdom to Portland, Maine

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

United Airlines

Oct 25

LHR8:00 amLondon Heathrow

15h 38m

1 stop

PWM6:38 pmPortland

Oct 31

PWM6:00 amPortland

19h 55m

2 stops

LHR5:55 amLondon Heathrow

$721

Find similar

United Airlines

Sep 4

LHR7:30 amLondon Heathrow

16h 59m

2 stops

PWM7:29 pmPortland

Sep 9

PWM3:11 pmPortland

14h 29m

2 stops

LHR10:40 amLondon Heathrow

$782

Find similar

United Airlines

Sep 13

LHR7:25 amLondon Heathrow

17h 04m

2 stops

PWM7:29 pmPortland

Sep 20

PWM10:05 amPortland

15h 15m

2 stops

LHR6:20 amLondon Heathrow

$804

Find similar

American Airlines flights from United Kingdom to Portland, Maine

Our best American Airlines deals on United Kingdom to Portland, Maine flight tickets

American Airlines

Sep 4

LHR2:40 pmLondon Heathrow

14h 05m

2 stops

PWM11:45 pmPortland

Sep 9

PWM2:30 pmPortland

12h 35m

1 stop

LHR8:05 amLondon Heathrow

$755

Find similar

American Airlines

Aug 26

LHR10:05 amLondon Heathrow

15h 31m

1 stop

PWM8:36 pmPortland

Sep 2

PWM12:08 pmPortland

13h 42m

1 stop

LHR6:50 amLondon Heathrow

$785

Find similar

American Airlines

Sep 13

LHR10:05 amLondon Heathrow

12h 50m

1 stop

PWM5:55 pmPortland

Sep 20

PWM12:21 pmPortland

13h 29m

1 stop

LHR6:50 amLondon Heathrow

$791

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from the United Kingdom to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonPortland

LHR - PWM

LHRPWM

London Heathrow

Mon 9/15

8:15 am-10:07 pm

1 stop18h 52m

Portland

Mon 9/29

2:17 pm-8:45 pm

1 stop25h 28m

$552

LondonPortland

LHR - PWM

LHRPWM

London Heathrow

Mon 9/15

8:15 am-10:07 pm

1 stop18h 52m

Portland

Mon 9/29

7:09 am-6:30 am

2 stops18h 21m

$608

LondonPortland

LHR - PWM

LHRPWM

London Heathrow

Thu 9/4

8:15 am-10:02 pm

1 stop18h 47m

Portland

Tue 9/9

2:17 pm-8:45 pm

1 stop25h 28m

$610

LondonPortland

LHR - PWM

LHRPWM

London Heathrow

Mon 9/15

12:45 pm-12:11 am

2 stops16h 26m

Portland

Mon 9/29

6:00 am-6:20 am

2 stops19h 20m

$672

LondonPortland

LHR - PWM

LHRPWM

London Heathrow

Sat 10/25

8:00 am-6:38 pm

1 stop15h 38m

Portland

Fri 10/31

6:00 am-5:55 am

2 stops19h 55m

$721

LondonPortland

LHR - PWM

LHRPWM

London Heathrow

Thu 9/4

2:40 pm-11:45 pm

2 stops14h 05m

Portland

Tue 9/9

2:30 pm-8:05 am

1 stop12h 35m

$755

LondonPortland

LHR - PWM

LHRPWM

London Heathrow

Sat 9/13

8:55 am-5:55 pm

2 stops14h 00m

Portland

Sat 9/20

1:09 pm-7:50 am

2 stops13h 41m

$769

LondonPortland

LHR - PWM

LHRPWM

London Heathrow

Thu 9/4

7:30 am-7:29 pm

2 stops16h 59m

Portland

Tue 9/9

3:11 pm-10:40 am

2 stops14h 29m

$782

LondonPortland

LHR - PWM

LHRPWM

London Heathrow

Tue 8/26

10:05 am-8:36 pm

1 stop15h 31m

Portland

Tue 9/2

12:08 pm-6:50 am

1 stop13h 42m

$785

ManchesterPortland

MAN - PWM

MANPWM

Manchester

Thu 10/2

12:35 pm-12:11 am

1 stop16h 36m

Portland

Mon 10/6

1:27 pm-8:35 am

1 stop14h 08m

$827

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from United Kingdom to Portland, Maine

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 Portland, Maine?

The cheapest month to fly to Portland, Maine from United Kingdom is in February. Flight prices, which tend to average around $726, are often lower during this time because this is during the off-season. If you aren’t able to travel to Portland, Maine during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $737.

What is the cheapest time of day to depart on your flight to Portland, Maine?

In the morning is the cheapest time of day to fly from United Kingdom to Portland, Maine when you can find flight prices for as low as $1,150. Flying to Portland, Maine in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $1,296. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap United Kingdom to Portland, Maine flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Portland, Maine

Best Price Found	$627
Fastest flight time	11h 26m
Direct flights	None
Airports in Portland, Maine	1 airport

The best one-way flight to Portland, Maine from United Kingdom in the past 72 hours is $627. The best round-trip flight deal from United Kingdom to Portland, Maine found on momondo in the last 72 hours is $552.

The fastest flight from United Kingdom to Portland, Maine takes 11h 26m

There are no direct flights from United Kingdom to Portland, Maine. Popular non-direct routes for this connection are London Heathrow Airport - Portland Airport and Manchester Airport - Portland Airport.

There is 1 airport near Portland, Maine: Portland (PWM)

Search flight deals

When did momondo last update prices for flights from United Kingdom to Portland Airport?
Prices for flights from United Kingdom to Portland Airport were last updated today.
How old do you have to be to fly from United Kingdom to Portland Airport?
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 United Kingdom to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The travel and health documents you'll need for your trip to Portland Airport 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 Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

North Conway

Boothbay Harbor

Jackson

Conway

Freeport

Bartlett

Lewiston

Gorham

Brunswick

Auburn

Intervale

Windham

Falmouth

Bath

Georgetown

Oxford

Tamworth

Why use momondo?

Why should I use momondo to find a flight deal from United Kingdom to Portland?

Finding the right flight to Portland from United Kingdom is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Portland quick and easy, saving you time and money.

Can I find flights from United Kingdom to Portland with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for United Kingdom to Portland flights to just show those with flexible booking policies.

How can momondo help me find flights from United Kingdom to Portland?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from United Kingdom to Portland.

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

If you are simply researching potential flights to Portland, momondo offers a useful price alert feature which will track prices for flights to Portland from United Kingdom and alert you when they change.