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Flights to Portland

£371 Cheap flights to Portland, Maine

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Portland, Maine departing on 17/6. 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

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Find the cheapest flights from the United Kingdom to Portland, Maine

Cheap return flights

Enter your travel dates to find the best prices.
JetBlue Logo
12:10 - 13:35
EDI
-
PWM
30h 25m
1 stop
JetBlue Logo
13:25 - 09:20
PWM
-
EDI
14h 55m
1 stop
£532JetBlue
Tue, 30 Jun - Tue, 7 Jul
JetBlue Logo
12:10 - 13:35
EDI
-
PWM
30h 25m
1 stop
JetBlue Logo
13:25 - 09:20
PWM
-
EDI
14h 55m
1 stop
£538JetBlue
Tue, 23 Jun - Tue, 30 Jun
JetBlue Logo
12:10 - 23:58
EDI
-
PWM
16h 48m
1 stop
JetBlue Logo
14:30 - 09:20
PWM
-
EDI
13h 50m
1 stop
£575JetBlue
Tue, 9 Jun - Wed, 17 Jun
JetBlue Logo
11:55 - 23:58
LHR
-
PWM
17h 03m
1 stop
JetBlue Logo
06:00 - 20:45
PWM
-
LHR
9h 45m
1 stop
£599JetBlue
Wed, 10 Jun - Mon, 15 Jun
United Airlines Logo
07:30 - 18:13
LHR
-
PWM
15h 43m
2 stops
United Airlines Logo
14:45 - 09:10
PWM
-
LHR
13h 25m
2 stops
£697United Airlines
Fri, 13 Nov - Mon, 16 Nov
United Airlines Logo
07:30 - 18:13
LHR
-
PWM
15h 43m
2 stops
United Airlines Logo
15:15 - 10:25
PWM
-
LHR
14h 10m
1 stop
£698United Airlines
Fri, 13 Nov - Mon, 16 Nov
Multiple Airlines Logo
11:55 - 23:43
MAN
-
PWM
15h 48m
2 stops
Multiple Airlines Logo
06:00 - 08:40
PWM
-
MAN
45h 40m
2 stops
£771Multiple Airlines
Tue, 27 Oct - Tue, 24 Nov
Scandinavian Airlines Logo
19:15 - 23:49
MAN
-
PWM
32h 34m
2 stops
Scandinavian Airlines Logo
10:00 - 09:30
PWM
-
MAN
18h 30m
2 stops
£778Scandinavian Airlines
Mon, 26 Oct - Wed, 25 Nov
Multiple Airlines Logo
13:00 - 23:49
MAN
-
PWM
14h 49m
1 stop
Multiple Airlines Logo
06:00 - 08:40
PWM
-
MAN
45h 40m
2 stops
£856Multiple Airlines
Tue, 27 Oct - Tue, 24 Nov
Air France Logo
13:00 - 23:49
MAN
-
PWM
14h 49m
1 stop
Air France Logo
14:35 - 10:10
PWM
-
MAN
14h 35m
2 stops
£866Air France
Tue, 27 Oct - Wed, 25 Nov

momondo Fare Finder

 
Locate flights to Portland that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 279,928 searches and data was last updated on 27 May 2026.
Use the filters below to find and compare flights to Portland, Maine that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

EdinburghPortland

EDI - PWM

EDIPWM

Edinburgh Turnhouse

Tue 30/6

12:10-13:35

1 stop30h 25m

Portland

Tue 7/7

13:25-09:20

1 stop14h 55m

£532

EdinburghPortland

EDI - PWM

EDIPWM

Edinburgh Turnhouse

Tue 23/6

12:10-13:35

1 stop30h 25m

Portland

Tue 30/6

13:25-09:20

1 stop14h 55m

£538

EdinburghPortland

EDI - PWM

EDIPWM

Edinburgh Turnhouse

Tue 9/6

12:10-23:58

1 stop16h 48m

Portland

Wed 17/6

14:30-09:20

1 stop13h 50m

£575
Fastest return journey

LondonPortland

LHR - PWM

LHRPWM

London Heathrow

Wed 10/6

11:55-23:58

1 stop17h 03m

Portland

Mon 15/6

06:00-20:45

1 stop9h 45m

£599

LondonPortland

LHR - PWM

LHRPWM

London Heathrow

Fri 13/11

07:30-18:13

2 stops15h 43m

Portland

Mon 16/11

14:45-09:10

2 stops13h 25m

£697

LondonPortland

LHR - PWM

LHRPWM

London Heathrow

Fri 13/11

07:30-18:13

2 stops15h 43m

Portland

Mon 16/11

15:15-10:25

1 stop14h 10m

£698

ManchesterPortland

MAN - PWM

MANPWM

Manchester

Tue 27/10

11:55-23:43

2 stops15h 48m

Portland

Tue 24/11

06:00-08:40

2 stops45h 40m

£771

ManchesterPortland

MAN - PWM

MANPWM

Manchester

Mon 26/10

19:15-23:49

2 stops32h 34m

Portland

Wed 25/11

10:00-09:30

2 stops18h 30m

£778

ManchesterPortland

MAN - PWM

MANPWM

Manchester

Tue 27/10

13:00-23:49

1 stop14h 49m

Portland

Tue 24/11

06:00-08:40

2 stops45h 40m

£856

ManchesterPortland

MAN - PWM

MANPWM

Manchester

Tue 27/10

13:00-23:49

1 stop14h 49m

Portland

Wed 25/11

14:35-10:10

2 stops14h 35m

£866

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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Portland, Maine flights insights and trends

Explore insights for your Portland, Maine flight to craft the best travel plan

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 £517, are often lower during this time because this is during the off-season. The month of October is another great option to travel to Portland, Maine, with average flight prices from United Kingdom averaging around £552.

Cheapest flights to Portland

Find the cheapest flights to Portland from your nearest city or airport
Find flights from London Heathrow Airport to Portland, Maine
CHEAPEST MONTH TO FLY TO PORTLAND, MAINE FROM LONDON HEATHROW AIRPORTFebruary26% cheaperFlying from London Heathrow Airport to Portland, Maine costs on average just £503 in February
MOST EXPENSIVE MONTH TO FLY TO PORTLAND, MAINE FROM LONDON HEATHROW AIRPORTDecember71% more expensiveIt costs about £1,160 for flights to Portland, Maine from London Heathrow Airport in December
MOST POPULAR MONTH TO FLY TO PORTLAND, MAINE FROM LONDON HEATHROW AIRPORTJune1,200% more users visitedMore momondo users searched in flights to Portland, Maine from London Heathrow Airport in June than any other month

Cheap Portland, Maine flight deals and tips

Summary info about Portland, Maine flight prices, duration and airlines

Best One-Way Price

£371

Best Round-Trip Price

£532

Fastest flight time

17h 30m
The best one-way flight price to Portland from United Kingdom in the last 5 days is £371 (London Heathrow to Portland).
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The best round-trip flight price to Portland from United Kingdom in the last 5 days is £532 (Edinburgh Turnhouse to Portland).
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The fastest flight to Portland from United Kingdom takes 17h 30m (London Heathrow to Portland).
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Frequently asked questions about flying to Portland, Maine

Is there an alternative airport near Portland, Maine?

Those flying to Portland, Maine could potentially find better pricing at Portland Airport (3 mi from Portland, Maine city centre), Portsmouth Pease Intl Airport (49 mi from Portland, Maine city centre), Augusta Airport (51 mi from Portland, Maine city centre), Rockland Knox County Regional Airport (64 mi from Portland, Maine city centre) or Manchester Airport (78 mi from Portland, Maine city centre) depending on the month and departure airport.

Is there a cheaper alternative to flying into Portland, Maine?

The cheapest airport near Portland, Maine is typically Rockland Knox County Regional Airport, with an average price of £104/person. These prices vary based on where travellers are coming from. It is suggested that travellers looking to save money try momondo’s Airport-to-Airport Pricing Tool.

What is the absolute cheapest flight to Portland, Maine?

In the past two weeks, users have booked deals to Portland, Maine for £140/person, which is 21% cheaper than the average flight to Portland, Maine. To find the cheapest price to Portland, Maine from your area, use momondo’s Airport-to-Airport Pricing Tool.

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

Prices for flights to Portland Airport refresh daily.

How many operators does momondo search for flights to Portland Airport?

The number of operators available for flights to Portland Airport is 4 as of May 2026.

How old do you have to be to fly to Portland Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to Portland Airport.

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

The travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Portland, Maine?

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

Why use momondo?

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

Finding the right flight to Portland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. These options 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 to Portland with flexible booking policies on momondo?

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

How can momondo help me find flights 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 to Portland.

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

Price alerts on flights to Portland 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.

An easier way to manage your Portland trip

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Find better results for your trip to Portland, Maine

Popular Flights to Portland, Maine

Popular routes according to searches in the past day on momondo
London to Portland Flightsfrom £808
Edinburgh Turnhouse to Portland Flightsfrom £717
Manchester to Portland Flightsfrom £1,010
Newcastle upon Tyne to Portland Flightsfrom £1,195