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Cheap flights from the United Kingdom to Portland from £331

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Portland departing on 26/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from the United Kingdom to Portland

Recent return flight deals from the United Kingdom to Portland

Enter your travel dates to find the best prices.
JetBlue Logo
11:55 - 23:36
LHR
-
PWM
16h 41m
1 stop
JetBlue Logo
06:00 - 09:30
PWM
-
LHR
22h 30m
1 stop
£530JetBlue
Mon, 11 May - Mon, 18 May
JetBlue Logo
11:55 - 22:59
LHR
-
PWM
16h 04m
1 stop
JetBlue Logo
07:30 - 09:30
PWM
-
LHR
21h 00m
1 stop
£534JetBlue
Tue, 14 Apr - Tue, 21 Apr
Scandinavian Airlines Logo
09:35 - 00:43
MAN
-
PWM
20h 08m
2 stops
Scandinavian Airlines Logo
06:25 - 18:30
PWM
-
MAN
31h 05m
2 stops
£708Scandinavian Airlines
Tue, 19 May - Tue, 26 May
Delta Logo
09:00 - 00:46
EDI
-
PWM
20h 46m
1 stop
Delta Logo
14:51 - 07:05
PWM
-
EDI
11h 14m
1 stop
£734Delta
Tue, 14 Apr - Tue, 21 Apr
United Airlines Logo
10:35 - 23:30
MAN
-
PWM
17h 55m
2 stops
United Airlines Logo
14:08 - 09:50
PWM
-
MAN
14h 42m
2 stops
£735United Airlines
Wed, 29 Apr - Wed, 6 May
Delta Logo
13:10 - 00:46
EDI
-
PWM
16h 36m
2 stops
Delta Logo
12:46 - 10:40
PWM
-
EDI
16h 54m
2 stops
£740Delta
Tue, 14 Apr - Tue, 21 Apr
United Airlines Logo
12:30 - 13:54
EDI
-
PWM
30h 24m
2 stops
United Airlines Logo
10:04 - 10:35
PWM
-
EDI
19h 31m
1 stop
£758United Airlines
Thu, 10 Sep - Mon, 14 Sep
Virgin Atlantic Logo
13:00 - 23:09
MAN
-
PWM
15h 09m
1 stop
Virgin Atlantic Logo
06:00 - 08:25
PWM
-
MAN
21h 25m
2 stops
£874Virgin Atlantic
Tue, 19 May - Tue, 26 May
Virgin Atlantic Logo
13:00 - 23:09
MAN
-
PWM
15h 09m
1 stop
Virgin Atlantic Logo
06:00 - 08:50
PWM
-
MAN
21h 50m
1 stop
£877Virgin Atlantic
Tue, 19 May - Tue, 26 May
Scandinavian Airlines Logo
09:35 - 00:43
MAN
-
PWM
20h 08m
2 stops
Scandinavian Airlines Logo
06:25 - 08:55
PWM
-
MAN
21h 30m
3 stops
£911Scandinavian Airlines
Tue, 19 May - Tue, 26 May

United Airlines flights from United Kingdom to Portland, Maine

Our best United Airlines deals on United Kingdom to Portland, Maine flight tickets
United Airlines
14 Apr
LHR12:10London Heathrow
16h 18m
2 stops
PWM23:28Portland
21 Apr
PWM10:00Portland
14h 55m
2 stops
LHR05:55London Heathrow
£623
United Airlines
11 May
LHR10:25London Heathrow
13h 39m
2 stops
PWM19:04Portland
18 May
PWM11:08Portland
13h 47m
1 stop
LHR05:55London Heathrow
£649
United Airlines
1 May
LHR13:50London Heathrow
14h 33m
2 stops
PWM23:23Portland
5 May
PWM06:00Portland
10h 35m
1 stop
LHR21:35London Heathrow
£650

JetBlue flights from United Kingdom to Portland, Maine

Our best JetBlue deals on United Kingdom to Portland, Maine flight tickets
JetBlue
11 May
LHR11:55London Heathrow
16h 41m
1 stop
PWM23:36Portland
18 May
PWM06:00Portland
22h 30m
1 stop
LHR09:30London Heathrow
£530
JetBlue
14 Apr
LHR11:55London Heathrow
16h 04m
1 stop
PWM22:59Portland
21 Apr
PWM07:30Portland
21h 00m
1 stop
LHR09:30London Heathrow
£534
JetBlue
29 Apr
LHR08:15London Heathrow
19h 47m
1 stop
PWM23:02Portland
6 May
PWM06:00Portland
22h 30m
1 stop
LHR09:30London Heathrow
£554

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Portland, Maine that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 20 March 2026.
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

Cheapest return flight

LondonPortland

LHR - PWM

LHRPWM

London Heathrow

Mon 11/5

11:55-23:36

1 stop16h 41m

Portland

Mon 18/5

06:00-09:30

1 stop22h 30m

£530

LondonPortland

LHR - PWM

LHRPWM

London Heathrow

Tue 14/4

11:55-22:59

1 stop16h 04m

Portland

Tue 21/4

07:30-09:30

1 stop21h 00m

£534

ManchesterPortland

MAN - PWM

MANPWM

Manchester

Tue 19/5

09:35-00:43

2 stops20h 08m

Portland

Tue 26/5

06:25-18:30

2 stops31h 05m

£708
Fastest return journey

EdinburghPortland

EDI - PWM

EDIPWM

Edinburgh Turnhouse

Tue 14/4

09:00-00:46

1 stop20h 46m

Portland

Tue 21/4

14:51-07:05

1 stop11h 14m

£734

ManchesterPortland

MAN - PWM

MANPWM

Manchester

Wed 29/4

10:35-23:30

2 stops17h 55m

Portland

Wed 6/5

14:08-09:50

2 stops14h 42m

£735

EdinburghPortland

EDI - PWM

EDIPWM

Edinburgh Turnhouse

Tue 14/4

13:10-00:46

2 stops16h 36m

Portland

Tue 21/4

12:46-10:40

2 stops16h 54m

£740

EdinburghPortland

EDI - PWM

EDIPWM

Edinburgh Turnhouse

Thu 10/9

12:30-13:54

2 stops30h 24m

Portland

Mon 14/9

10:04-10:35

1 stop19h 31m

£758

ManchesterPortland

MAN - PWM

MANPWM

Manchester

Tue 19/5

13:00-23:09

1 stop15h 09m

Portland

Tue 26/5

06:00-08:25

2 stops21h 25m

£874

ManchesterPortland

MAN - PWM

MANPWM

Manchester

Tue 19/5

13:00-23:09

1 stop15h 09m

Portland

Tue 26/5

06:00-08:50

1 stop21h 50m

£877

ManchesterPortland

MAN - PWM

MANPWM

Manchester

Tue 19/5

09:35-00:43

2 stops20h 08m

Portland

Tue 26/5

06:25-08:55

3 stops21h 30m

£911

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Portland from

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

What is the cheapest month to fly to Portland, Maine?

The cheapest month to fly to Portland, Maine from United Kingdom is in October. Flight prices, which tend to average around £521, are often lower during this time because this is during the off-season. The month of February is another great option to travel to Portland, Maine, with average flight prices from United Kingdom averaging around £522.

Can stopping save me money on United Kingdom to Portland, Maine flights?

You could potentially save up to 24% on your flight if you consider stops on a United Kingdom to Portland, Maine flight.

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

Fastest flight time

13h 56m

Direct flights

None
The fastest flight from United Kingdom to Portland, Maine takes 13h 56m
There are no direct flights from United Kingdom to Portland, Maine. There are no popular flight routes from United Kingdom to Portland, Maine.
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 are refreshed on a daily basis.

  • How many operators does momondo search for flights from United Kingdom to Portland Airport?

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

    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 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.

Best airlines flying from United Kingdom to Portland, Maine

Compare and see reviews for airlines that fly from United Kingdom to Portland, Maine with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom £475Free CancellationRating
7.5
682 reviews
Search Virgin Atlantic flights
IcelandairPriceFrom £493Free CancellationRating
7.0
625 reviews
Search Icelandair flights
KLMPriceFrom £503Free CancellationRating
7.8
1,475 reviews
Search KLM flights
United AirlinesPriceFrom £560Free CancellationRating
7.4
9,454 reviews
Search United Airlines flights
Aer LingusPriceFrom £622Free CancellationRating
7.2
1,480 reviews
Search Aer Lingus flights

Travelling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Bath

Why use momondo?

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

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 Portland from United Kingdom.

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

All flight searches from United Kingdom to Portland on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential United Kingdom to Portland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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 not ready to book a flight from United Kingdom to Portland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portland and let you know when they change.

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Airports servicing Maine

Bangor Airport