Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Portland, Maine to London from $277

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to London departing on 5/7. 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

Find the cheapest flights from Portland, Maine to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
2:38 pm - 9:25 am
PWM
-
LGW
13h 47m
2 stops
Delta Logo
10:25 am - 12:43 am
LGW
-
PWM
19h 18m
2 stops
$764Delta
Fri, May 8 - Sun, May 10
Delta Logo
4:48 pm - 4:00 pm
PWM
-
LGW
18h 12m
2 stops
Delta Logo
10:25 am - 12:43 am
LGW
-
PWM
19h 18m
2 stops
$765Delta
Thu, May 7 - Sun, May 10
Delta Logo
2:38 pm - 9:25 am
PWM
-
LGW
13h 47m
2 stops
Delta Logo
10:25 am - 12:43 am
LGW
-
PWM
19h 18m
2 stops
$769Delta
Thu, May 7 - Sun, May 10
Delta Logo
2:35 pm - 9:25 am
PWM
-
LGW
13h 50m
2 stops
Delta Logo
10:25 am - 11:59 pm
LGW
-
PWM
18h 34m
2 stops
$771Delta
Tue, Sep 22 - Sun, Oct 4
Delta Logo
2:35 pm - 9:25 am
PWM
-
LGW
13h 50m
2 stops
Delta Logo
10:25 am - 11:59 pm
LGW
-
PWM
18h 34m
2 stops
$772Delta
Tue, Sep 22 - Sun, Oct 4
Delta Logo
2:38 pm - 9:25 am
PWM
-
LGW
13h 47m
2 stops
Delta Logo
10:25 am - 12:43 am
LGW
-
PWM
19h 18m
2 stops
$794Delta
Thu, May 14 - Thu, May 21
Delta Logo
2:35 pm - 9:25 am
PWM
-
LGW
13h 50m
2 stops
Delta Logo
10:35 am - 10:33 pm
LGW
-
PWM
16h 58m
2 stops
$804Delta
Fri, Aug 28 - Tue, Sep 1
Delta Logo
2:38 pm - 9:25 am
PWM
-
LGW
13h 47m
2 stops
Delta Logo
10:25 am - 12:43 am
LGW
-
PWM
19h 18m
2 stops
$827Delta
Fri, May 8 - Sat, May 23
Turkish Airlines Logo
7:20 am - 9:55 am
PWM
-
LGW
21h 35m
2 stops
Turkish Airlines Logo
7:05 am - 11:03 pm
LGW
-
PWM
20h 58m
2 stops
$911Turkish Airlines
Wed, May 6 - Mon, May 11
Turkish Airlines Logo
7:20 am - 9:55 am
PWM
-
LGW
45h 35m
2 stops
Turkish Airlines Logo
5:35 pm - 11:03 pm
LGW
-
PWM
34h 28m
2 stops
$912Turkish Airlines
Wed, May 6 - Mon, May 11

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize 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

JetBlue flights from Portland, Maine to London Gatwick Airport

Our best JetBlue deals on Portland, Maine to London Gatwick Airport flight tickets
JetBlue
May 21
PWM6:00 amPortland
46h 35m
2 stops
LGW9:35 amLondon Gatwick
May 25
LGW12:20 pmLondon Gatwick
16h 38m
2 stops
PWM11:58 pmPortland
$1,216
JetBlue
May 20
PWM7:20 amPortland
45h 15m
2 stops
LGW9:35 amLondon Gatwick
May 25
LGW12:20 pmLondon Gatwick
16h 38m
2 stops
PWM11:58 pmPortland
$1,417

Turkish Airlines flights from Portland, Maine to London Gatwick Airport

Our best Turkish Airlines deals on Portland, Maine to London Gatwick Airport flight tickets
Turkish Airlines
May 6
PWM7:20 amPortland
21h 35m
2 stops
LGW9:55 amLondon Gatwick
May 11
LGW7:05 amLondon Gatwick
20h 58m
2 stops
PWM11:03 pmPortland
$911
Turkish Airlines
May 6
PWM7:20 amPortland
45h 35m
2 stops
LGW9:55 amLondon Gatwick
May 11
LGW5:35 pmLondon Gatwick
34h 28m
2 stops
PWM11:03 pmPortland
$912
Turkish Airlines
May 6
PWM7:20 amPortland
21h 35m
2 stops
LGW9:55 amLondon Gatwick
May 11
LGW7:05 amLondon Gatwick
20h 58m
2 stops
PWM11:03 pmPortland
$994

momondo Fare Finder

 
Customize your flight search to find flights from Portland, Maine to London Gatwick Airport 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 832,500 searches. Data last updated April 17, 2026.
Use the filters below to find and compare flights from Portland, Maine to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandLondon

PWM - LGW

PWMLGW

Portland

Fri 5/8

2:38 pm-9:25 am

2 stops13h 47m

London Gatwick

Sun 5/10

10:25 am-12:43 am

2 stops19h 18m

$764

PortlandLondon

PWM - LGW

PWMLGW

Portland

Thu 5/7

4:48 pm-4:00 pm

2 stops18h 12m

London Gatwick

Sun 5/10

10:25 am-12:43 am

2 stops19h 18m

$765

PortlandLondon

PWM - LGW

PWMLGW

Portland

Thu 5/7

2:38 pm-9:25 am

2 stops13h 47m

London Gatwick

Sun 5/10

10:25 am-12:43 am

2 stops19h 18m

$769

PortlandLondon

PWM - LGW

PWMLGW

Portland

Tue 9/22

2:35 pm-9:25 am

2 stops13h 50m

London Gatwick

Sun 10/4

10:25 am-11:59 pm

2 stops18h 34m

$771

PortlandLondon

PWM - LGW

PWMLGW

Portland

Tue 9/22

2:35 pm-9:25 am

2 stops13h 50m

London Gatwick

Sun 10/4

10:25 am-11:59 pm

2 stops18h 34m

$772

PortlandLondon

PWM - LGW

PWMLGW

Portland

Thu 5/14

2:38 pm-9:25 am

2 stops13h 47m

London Gatwick

Thu 5/21

10:25 am-12:43 am

2 stops19h 18m

$794
Quickest round-trip

PortlandLondon

PWM - LGW

PWMLGW

Portland

Fri 8/28

2:35 pm-9:25 am

2 stops13h 50m

London Gatwick

Tue 9/1

10:35 am-10:33 pm

2 stops16h 58m

$804

PortlandLondon

PWM - LGW

PWMLGW

Portland

Fri 5/8

2:38 pm-9:25 am

2 stops13h 47m

London Gatwick

Sat 5/23

10:25 am-12:43 am

2 stops19h 18m

$827

PortlandLondon

PWM - LGW

PWMLGW

Portland

Wed 5/6

7:20 am-9:55 am

2 stops21h 35m

London Gatwick

Mon 5/11

7:05 am-11:03 pm

2 stops20h 58m

$911

PortlandLondon

PWM - LGW

PWMLGW

Portland

Wed 5/6

7:20 am-9:55 am

2 stops45h 35m

London Gatwick

Mon 5/11

5:35 pm-11:03 pm

2 stops34h 28m

$912

Flights are sorted by cheapest round-trip flights first.

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

See travel insights to London from

How to get the cheapest flight ticket from Portland, Maine to London Gatwick Airport

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 airline that flies from Portland to London Gatwick?

Delta is the most popular carrier operating from Portland to London Gatwick

What airlines fly to London Gatwick Airport?

JetBlue, Icelandair and British Airways are the top three most popular airlines that fly to London Gatwick Airport from Portland, Maine according to our data. JetBlue is the first choice among our users, with 61% of people opting to fly with this airline when traveling to London Gatwick Airport. Keep in mind that there are 3 different airlines that fly to London Gatwick Airport on a routine basis, so you have a few additional options to choose from.

When to book flights from Portland, Maine to London Gatwick Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Portland, Maine to London Gatwick Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland, Maine to London Gatwick Airport (PWM to LGW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland, Maine to London Gatwick Airport

Fastest flight time

13h 32m

Direct flights

None
The fastest flight from Portland, Maine to London Gatwick Airport takes 13h 32m
There are no direct flights from Portland, Maine to London Gatwick Airport. There are no popular flight routes from Portland, Maine to London Gatwick Airport.
Search flight deals

Frequently asked questions about flying from Portland, Maine to London Gatwick Airport

  • How far is Portland to London Gatwick by plane?

    The straight-line distance from Portland to London Gatwick is 3188.8 mi. A reasonable flight in good conditions will take 13h 32m.

  • When did momondo last update prices for flights from Portland Airport to London Gatwick Airport?

    Prices for flights from Portland Airport to London Gatwick Airport are updated daily.

  • How old do you have to be to fly from Portland Airport to London Gatwick Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to London Gatwick Airport.

  • What documentation or ID do you need to fly to London Gatwick Airport?

    The necessary travel and health documents for your London Gatwick Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Luton
Dover
Hayes
Slough
Crawley
Wembley
Stansted
Croydon
Dartford
Brentwood
Cobham
Folkestone
Guildford
Romford
Harrow
Watford
Richmond

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to London. momondo saves you time and could save you money on your trip.

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

Flights from Portland to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Portland to London?

momondo helps you find the best flight between Portland and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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

An easier way to manage your London Gatwick Airport trip

We make it super easy to schedule, organize 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 5/17
Sun 5/24
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to London Heathrow Airportfrom $515
Flights to London City Airportfrom $659
Flights to London Stansted Airportfrom $536
Flights to London Luton Airportfrom $563
Flights to Glasgow Intl Airportfrom $561
Flights to Belfast Intl Airportfrom $711
Flights to London Southend Airportfrom $662
Flights to Belfast City Airportfrom $711