Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from the United Kingdom to Portland from £372

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 26/5. 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
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

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

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

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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 - 20:45
PWM
-
LHR
9h 45m
1 stop
£522JetBlue
Wed, 6 May - Sat, 9 May
JetBlue Logo
11:55 - 23:36
LHR
-
PWM
16h 41m
1 stop
JetBlue Logo
06:00 - 20:45
PWM
-
LHR
9h 45m
1 stop
£563JetBlue
Wed, 6 May - Sat, 9 May
Multiple Airlines Logo
08:15 - 23:56
LHR
-
PWM
20h 41m
1 stop
Multiple Airlines Logo
06:00 - 06:30
PWM
-
LHR
19h 30m
2 stops
£679Multiple Airlines
Wed, 1 Apr - Wed, 8 Apr
United Airlines Logo
06:05 - 23:59
MAN
-
PWM
22h 54m
2 stops
United Airlines Logo
05:30 - 10:25
PWM
-
MAN
23h 55m
2 stops
£728United Airlines
Wed, 6 May - Sun, 10 May
United Airlines Logo
10:35 - 23:59
MAN
-
PWM
18h 24m
2 stops
United Airlines Logo
09:39 - 10:25
PWM
-
MAN
19h 46m
2 stops
£729United Airlines
Wed, 6 May - Sun, 10 May
Multiple Airlines Logo
06:30 - 23:56
LHR
-
PWM
22h 26m
2 stops
Multiple Airlines Logo
06:00 - 17:10
PWM
-
LHR
30h 10m
2 stops
£819Multiple Airlines
Wed, 1 Apr - Wed, 8 Apr
Virgin Atlantic Logo
13:15 - 23:23
MAN
-
PWM
15h 08m
1 stop
Virgin Atlantic Logo
05:21 - 08:50
PWM
-
MAN
22h 29m
1 stop
£1,069Virgin Atlantic
Sat, 25 Apr - Sat, 2 May
Virgin Atlantic Logo
13:30 - 23:22
MAN
-
PWM
13h 52m
1 stop
Virgin Atlantic Logo
05:23 - 09:40
PWM
-
MAN
23h 17m
2 stops
£1,083Virgin Atlantic
Sat, 28 Mar - Sat, 4 Apr
KLM Logo
10:45 - 23:59
EDI
-
PWM
17h 14m
1 stop
KLM Logo
06:25 - 07:05
PWM
-
EDI
19h 40m
1 stop
£1,085KLM
Fri, 27 Mar - Fri, 3 Apr
KLM Logo
13:30 - 23:59
EDI
-
PWM
14h 29m
2 stops
KLM Logo
06:25 - 07:05
PWM
-
EDI
19h 40m
1 stop
£1,086KLM
Fri, 27 Mar - Fri, 3 Apr

JetBlue flights from United Kingdom to Portland, Maine

Our best JetBlue deals on United Kingdom to Portland, Maine flight tickets
JetBlue
6 May
LHR11:55London Heathrow
16h 41m
1 stop
PWM23:36Portland
9 May
PWM06:00Portland
9h 45m
1 stop
LHR20:45London Heathrow
£522
JetBlue
6 May
LHR11:55London Heathrow
16h 41m
1 stop
PWM23:36Portland
9 May
PWM06:00Portland
9h 45m
1 stop
LHR20:45London Heathrow
£563
JetBlue
6 May
LHR11:55London Heathrow
16h 41m
1 stop
PWM23:36Portland
9 May
PWM06:00Portland
9h 45m
1 stop
LHR20:45London Heathrow
£564

Delta flights from United Kingdom to Portland, Maine

Our best Delta deals on United Kingdom to Portland, Maine flight tickets
Delta
27 Mar
LHR10:00London Heathrow
17h 59m
2 stops
PWM23:59Portland
3 Apr
PWM12:51Portland
14h 59m
2 stops
LHR08:50London Heathrow
£1,021
Delta
27 Mar
EDI09:25Edinburgh Turnhouse
18h 34m
2 stops
PWM23:59Portland
3 Apr
PWM16:48Portland
18h 22m
2 stops
EDI16:10Edinburgh Turnhouse
£1,091
Delta
20 Jul
MAN14:55Manchester
14h 04m
1 stop
PWM23:59Portland
31 Jul
PWM14:35Portland
21h 20m
2 stops
MAN16:55Manchester
£1,102

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 13 February 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

LondonPortland

LHR - PWM

LHRPWM

London Heathrow

Wed 6/5

11:55-23:36

1 stop16h 41m

Portland

Sat 9/5

06:00-20:45

1 stop9h 45m

£522

LondonPortland

LHR - PWM

LHRPWM

London Heathrow

Wed 6/5

11:55-23:36

1 stop16h 41m

Portland

Sat 9/5

06:00-20:45

1 stop9h 45m

£563

LondonPortland

LHR - PWM

LHRPWM

London Heathrow

Wed 1/4

08:15-23:56

1 stop20h 41m

Portland

Wed 8/4

06:00-06:30

2 stops19h 30m

£679

ManchesterPortland

MAN - PWM

MANPWM

Manchester

Wed 6/5

06:05-23:59

2 stops22h 54m

Portland

Sun 10/5

05:30-10:25

2 stops23h 55m

£728

ManchesterPortland

MAN - PWM

MANPWM

Manchester

Wed 6/5

10:35-23:59

2 stops18h 24m

Portland

Sun 10/5

09:39-10:25

2 stops19h 46m

£729

LondonPortland

LHR - PWM

LHRPWM

London Heathrow

Wed 1/4

06:30-23:56

2 stops22h 26m

Portland

Wed 8/4

06:00-17:10

2 stops30h 10m

£819

ManchesterPortland

MAN - PWM

MANPWM

Manchester

Sat 25/4

13:15-23:23

1 stop15h 08m

Portland

Sat 2/5

05:21-08:50

1 stop22h 29m

£1,069

ManchesterPortland

MAN - PWM

MANPWM

Manchester

Sat 28/3

13:30-23:22

1 stop13h 52m

Portland

Sat 4/4

05:23-09:40

2 stops23h 17m

£1,083

EdinburghPortland

EDI - PWM

EDIPWM

Edinburgh Turnhouse

Fri 27/3

10:45-23:59

1 stop17h 14m

Portland

Fri 3/4

06:25-07:05

1 stop19h 40m

£1,085

EdinburghPortland

EDI - PWM

EDIPWM

Edinburgh Turnhouse

Fri 27/3

13:30-23:59

2 stops14h 29m

Portland

Fri 3/4

06:25-07:05

1 stop19h 40m

£1,086

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 £509, 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 £536.

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

16h 41m

Direct flights

None
The fastest flight from United Kingdom to Portland, Maine takes 16h 41m
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
JetBluePriceFrom £141Free CancellationRating
7.2
2,898 reviews
Search JetBlue flights
Virgin AtlanticPriceFrom £464Free CancellationRating
7.5
678 reviews
Search Virgin Atlantic flights
IcelandairPriceFrom £482Free CancellationRating
7.1
614 reviews
Search Icelandair flights
KLMPriceFrom £492Free CancellationRating
7.7
1,454 reviews
Search KLM flights
FinnairPriceFrom £532Free CancellationRating
7.6
1,362 reviews
Search Finnair flights
United AirlinesPriceFrom £548Free CancellationRating
7.4
9,291 reviews
Search United Airlines flights
Aer LingusPriceFrom £609Free CancellationRating
7.2
1,451 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.

An easier way to manage your Portland, Maine trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 15/3
Sun 22/3
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing Maine

Bangor Airport