$566 Cheap Flights from London (LGW) to Portland (PWM)

View $566 flight on Mon, Sep 29, 2025Opens in a new window

Popular airlines from Gatwick Airport (LGW) to Portland Intl. Jetport Airport (PWM)

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Cheap Flights from London to Portland (LGW-PWM)

Prices were available within the past 7 days and start at $566 for one-way flights and $1,012 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Wed, Dec 3 - Tue, Dec 9
LGW
London
PWM
Portland
$1,012 Roundtrip, found 3 days ago
$1,012
Roundtrip
found 3 days ago
Select Icelandair flight, departing Wed, Dec 3 from London to Portland, returning Tue, Dec 9, priced at $1,012 found 3 days ago
Icelandair
Wed, Dec 3 - Wed, Dec 10
LGW
London
PWM
Portland
$1,015 Roundtrip, found 13 hours ago
$1,015
Roundtrip
found 13 hours ago
Select Icelandair flight, departing Wed, Dec 3 from London to Portland, returning Wed, Dec 10, priced at $1,015 found 13 hours ago
JetBlue Airways
Fri, Sep 26 - Fri, Oct 10
LGW
London
PWM
Portland
$1,128 Roundtrip, found 3 days ago
$1,128
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Fri, Sep 26 from London to Portland, returning Fri, Oct 10, priced at $1,128 found 3 days ago
JetBlue Airways
Fri, Sep 26 - Fri, Oct 10
LGW
London
PWM
Portland
$1,130 Roundtrip, found 3 days ago
$1,130
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Fri, Sep 26 from London to Portland, returning Fri, Oct 10, priced at $1,130 found 3 days ago
JetBlue Airways
Fri, Sep 26 - Fri, Oct 10
LGW
London
PWM
Portland
$1,136 Roundtrip, found 3 days ago
$1,136
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Fri, Sep 26 from London to Portland, returning Fri, Oct 10, priced at $1,136 found 3 days ago
JetBlue Airways
Fri, Sep 26 - Fri, Oct 10
LGW
London
PWM
Portland
$1,143 Roundtrip, found 3 days ago
$1,143
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Fri, Sep 26 from London to Portland, returning Fri, Oct 10, priced at $1,143 found 3 days ago
JetBlue Airways
Fri, Sep 26 - Fri, Oct 10
LGW
London
PWM
Portland
$1,146 Roundtrip, found 3 days ago
$1,146
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Fri, Sep 26 from London to Portland, returning Fri, Oct 10, priced at $1,146 found 3 days ago
Finnair
Mon, Oct 6 - Mon, Oct 20
LGW
London
PWM
Portland
$1,281 Roundtrip, found 1 day ago
$1,281
Roundtrip
found 1 day ago
Select Finnair flight, departing Mon, Oct 6 from London to Portland, returning Mon, Oct 20, priced at $1,281 found 1 day ago
Iberia
Tue, Oct 14 - Tue, Oct 21
LGW
London
PWM
Portland
$1,335 Roundtrip, found 1 hour ago
$1,335
Roundtrip
found 1 hour ago
Select Iberia flight, departing Tue, Oct 14 from London to Portland, returning Tue, Oct 21, priced at $1,335 found 1 hour ago
British Airways
Mon, Oct 6 - Mon, Oct 20
LGW
London
PWM
Portland
$1,456 Roundtrip, found 1 day ago
$1,456
Roundtrip
found 1 day ago
Select British Airways flight, departing Mon, Oct 6 from London to Portland, returning Mon, Oct 20, priced at $1,456 found 1 day ago
Flights from London (LGW) to Portland (PWM)
Origin airport
Gatwick
Destination airport
Portland Intl. Jetport
Roundtrip price
$1,012
Distance
3194 mi

London to Portland Flights

The cheapest times to fly from London to Portland

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from London to Portland are during the month of December. You can find some of the cheapest flights from London to Portland with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from London to Portland

Sunday is one of the best days to book for cheap flights from London to Portland: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from London to Portland

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from London to Portland in 2025. You can also book with separate airlines for your outbound and return journeys, from $566 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap London to Portland flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your London to Portland airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Gatwick Airport (LGW) to Portland Intl. Jetport Airport (PWM) cost?
Grab a cheap one-way flight from $566 or cheap return flight from $1,012 from Gatwick Airport (LGW) to Portland Intl. Jetport Airport (PWM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Gatwick Airport (LGW) to Portland Intl. Jetport Airport (PWM)?
December is the least expensive month to fly from LGW to PWM. Traveling during an off-peak travel window is often the key to finding better fares.
What is the cheapest airline that flies from Gatwick Airport (LGW) to Portland Intl. Jetport Airport (PWM)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest LGW to PWM flight.
How many flights per day from Gatwick Airport (LGW) to Portland Intl. Jetport Airport (PWM)?
Nonstop flights from Gatwick Airport (LGW) to Portland Intl. Jetport Airport (PWM) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from LGW to PWM?
Generally you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* However, this can vary based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Gatwick Airport (LGW) to Portland Intl. Jetport Airport (PWM)?
To avoid possible delays on the Gatwick Airport (LGW) to Portland Intl. Jetport Airport (PWM) route, fly before 3 PM. Departures after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Gatwick Airport (LGW) to Portland Intl. Jetport Airport (PWM) last-minute?
Booking your flight from LGW to PWM shortly before your trip is generally more expensive. But if you're flexible with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a LGW to PWM flight and hotel package?
Compared with arranging flights and hotels separately, booking a LGW to PWM flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place will take the stress out of planning your trip. Just pick your flights and select from our extensive range of hotels, then personalize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Gatwick Airport (LGW) to Portland Intl. Jetport Airport (PWM)?
Typically, it's possible to reschedule or cancel your LGW to PWM flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.