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Flights to Portland

£397 Cheap flights to Portland, Maine

1 adult
1 adult, Economy, 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.
Scandinavian Airlines Logo
19:15 - 23:49MAN  Manchester-PWM Portland
33h 34m2 stops Kastrup Copenhagen New York John F Kennedy Intl
Scandinavian Airlines Logo
14:35 - 18:35PWM  Portland-MAN Manchester
24h 00m2 stops New York John F Kennedy Intl Kastrup Copenhagen
£610Scandinavian Airlines
Sun, 28 Feb - Sun, 14 Mar
Scandinavian Airlines Logo
18:40 - 00:21LHR  London Heathrow-PWM Portland
34h 41m2 stops Kastrup Copenhagen New York John F Kennedy Intl
Scandinavian Airlines Logo
06:00 - 17:40PWM  Portland-LHR London Heathrow
30h 40m2 stops New York John F Kennedy Intl Kastrup Copenhagen
£628Scandinavian Airlines
Thu, 3 Dec - Sun, 6 Dec
JetBlue Logo
12:20 - 23:43LHR  London Heathrow-PWM Portland
16h 23m1 stop New York John F Kennedy Intl
JetBlue Logo
06:30 - 21:40PWM  Portland-LHR London Heathrow
10h 10m1 stop New York John F Kennedy Intl
£703JetBlue
Wed, 11 Nov - Wed, 18 Nov
JetBlue Logo
08:05 - 23:43LHR  London Heathrow-PWM Portland
20h 38m1 stop New York John F Kennedy Intl
JetBlue Logo
06:30 - 21:40PWM  Portland-LHR London Heathrow
10h 10m1 stop New York John F Kennedy Intl
£706JetBlue
Sat, 7 Nov - Sat, 14 Nov
Multiple Airlines Logo
18:30 - 23:43LHR  London Heathrow-PWM Portland
34h 13m2 stops Lisbon Humberto Delgado New York John F Kennedy Intl
Multiple Airlines Logo
06:30 - 17:30PWM  Portland-LHR London Heathrow
30h 00m2 stops New York John F Kennedy Intl Lisbon Humberto Delgado
£708Multiple Airlines
Wed, 11 Nov - Wed, 18 Nov
JetBlue Logo
08:05 - 23:43LHR  London Heathrow-PWM Portland
20h 38m1 stop New York John F Kennedy Intl
JetBlue Logo
06:30 - 21:40PWM  Portland-LHR London Heathrow
10h 10m1 stop New York John F Kennedy Intl
£709JetBlue
Sat, 7 Nov - Sat, 14 Nov
Multiple Airlines Logo
10:30 - 23:43LHR  London Heathrow-PWM Portland
18h 13m2 stops Rome Fiumicino New York John F Kennedy Intl
Multiple Airlines Logo
06:30 - 09:40PWM  Portland-LHR London Heathrow
22h 10m2 stops New York John F Kennedy Intl Rome Fiumicino
£710Multiple Airlines
Mon, 9 Nov - Mon, 16 Nov
Austrian Airlines Logo
06:00 - 19:25LHR  London Heathrow-PWM Portland
18h 25m2 stops Vienna Intl Newark
Austrian Airlines Logo
09:12 - 10:25PWM  Portland-LHR London Heathrow
20h 13m1 stop Newark
£738Austrian Airlines
Wed, 9 Dec - Wed, 16 Dec
United Airlines Logo
12:05 - 23:21LHR  London Heathrow-PWM Portland
16h 16m2 stops Zurich Newark
United Airlines Logo
19:35 - 10:50PWM  Portland-LHR London Heathrow
10h 15m1 stop Washington, D.C. Dulles Intl
£742United Airlines
Mon, 23 Nov - Mon, 30 Nov
United Airlines Logo
12:05 - 23:21LHR  London Heathrow-PWM Portland
16h 16m2 stops Zurich Newark
United Airlines Logo
08:49 - 10:25PWM  Portland-LHR London Heathrow
20h 36m1 stop Newark
£742United Airlines
Wed, 11 Nov - Wed, 18 Nov

momondo Fare Finder

 
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

ManchesterPortland

MAN Manchester - PWM Portland

MANPWM

Manchester

Sun 28/2

19:15-23:49

2 stops33h 34m

Portland

Sun 14/3

14:35-18:35

2 stops24h 00m

£610

LondonPortland

LHR London Heathrow - PWM Portland

LHRPWM

London Heathrow

Thu 3/12

18:40-00:21

2 stops34h 41m

Portland

Sun 6/12

06:00-17:40

2 stops30h 40m

£628

LondonPortland

LHR London Heathrow - PWM Portland

LHRPWM

London Heathrow

Wed 11/11

12:20-23:43

1 stop16h 23m

Portland

Wed 18/11

06:30-21:40

1 stop10h 10m

£703

LondonPortland

LHR London Heathrow - PWM Portland

LHRPWM

London Heathrow

Sat 7/11

08:05-23:43

1 stop20h 38m

Portland

Sat 14/11

06:30-21:40

1 stop10h 10m

£706

LondonPortland

LHR London Heathrow - PWM Portland

LHRPWM

London Heathrow

Wed 11/11

18:30-23:43

2 stops34h 13m

Portland

Wed 18/11

06:30-17:30

2 stops30h 00m

£708

LondonPortland

LHR London Heathrow - PWM Portland

LHRPWM

London Heathrow

Sat 7/11

08:05-23:43

1 stop20h 38m

Portland

Sat 14/11

06:30-21:40

1 stop10h 10m

£708

LondonPortland

LHR London Heathrow - PWM Portland

LHRPWM

London Heathrow

Mon 9/11

10:30-23:43

2 stops18h 13m

Portland

Mon 16/11

06:30-09:40

2 stops22h 10m

£710

LondonPortland

LHR London Heathrow - PWM Portland

LHRPWM

London Heathrow

Wed 9/12

06:00-19:25

2 stops18h 25m

Portland

Wed 16/12

09:12-10:25

1 stop20h 13m

£738
Fastest return journey

LondonPortland

LHR London Heathrow - PWM Portland

LHRPWM

London Heathrow

Mon 23/11

12:05-23:21

2 stops16h 16m

Portland

Mon 30/11

19:35-10:50

1 stop10h 15m

£742

LondonPortland

LHR London Heathrow - PWM Portland

LHRPWM

London Heathrow

Wed 11/11

12:05-23:21

2 stops16h 16m

Portland

Wed 18/11

08:49-10:25

1 stop20h 36m

£742

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 £500, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Portland, Maine, with average flight prices from United Kingdom averaging around £607.

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 AIRPORTApril33% cheaperFlying from London Heathrow Airport to Portland, Maine costs on average just £551 in April
MOST EXPENSIVE MONTH TO FLY TO PORTLAND, MAINE FROM LONDON HEATHROW AIRPORTSeptember95% more expensiveIt costs about £1,589 for flights to Portland, Maine from London Heathrow Airport in September
MOST POPULAR MONTH TO FLY TO PORTLAND, MAINE FROM LONDON HEATHROW AIRPORTAugust100% more users visitedMore momondo users searched in flights to Portland, Maine from London Heathrow Airport in August 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

£397

Best Round-Trip Price

£610

Fastest flight time

16h 48m
The best one-way flight price to Portland from United Kingdom in the last 5 days is £397 (London Heathrow to Portland).
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The best return flight price to Portland from United Kingdom in the last 5 days is £610 (Manchester to Portland).
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The fastest flight to Portland from United Kingdom takes 16h 48m (Manchester 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 Portland Airport, with an average price of £267/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 £82/person, which is 69% 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 1 as of October 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
North Conway
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

London to Portland Flightsfrom £848
Edinburgh Turnhouse to Portland Flightsfrom £990
Manchester to Portland Flightsfrom £1,120
Newcastle upon Tyne to Portland Flightsfrom £1,201