$508 Cheap Flights from London (LGW) to Portland (PDX)

View $508 flight on Wed, Jun 3, 2026Opens in a new window

Popular airlines from Gatwick Airport (LGW) to Portland International Airport (PDX)

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Cheap Flights from London to Portland (LGW-PDX)

Prices were available within the past 7 days and start at $508 for one-way flights and $733 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Wed, Nov 26 - Mon, Dec 1
LGW
London
PDX
Portland
$733 Roundtrip, found 6 days ago
$733
Roundtrip
found 6 days ago
Select Icelandair flight, departing Wed, Nov 26 from London to Portland, returning Mon, Dec 1, priced at $733 found 6 days ago
Icelandair
Mon, Mar 23 - Tue, Mar 31
LGW
London
PDX
Portland
$742 Roundtrip, found 2 days ago
$742
Roundtrip
found 2 days ago
Select Icelandair flight, departing Mon, Mar 23 from London to Portland, returning Tue, Mar 31, priced at $742 found 2 days ago
Icelandair
Sun, Apr 12 - Mon, Apr 27
LGW
London
PDX
Portland
$746 Roundtrip, found 2 days ago
$746
Roundtrip
found 2 days ago
Select Icelandair flight, departing Sun, Apr 12 from London to Portland, returning Mon, Apr 27, priced at $746 found 2 days ago
Icelandair
Mon, Nov 24 - Thu, Nov 27
LGW
London
PDX
Portland
$757 Roundtrip, found 20 hours ago
$757
Roundtrip
found 20 hours ago
Select Icelandair flight, departing Mon, Nov 24 from London to Portland, returning Thu, Nov 27, priced at $757 found 20 hours ago
Icelandair
Mon, Nov 17 - Mon, Dec 1
LGW
London
PDX
Portland
$758 Roundtrip, found 1 hour ago
$758
Roundtrip
found 1 hour ago
Select Icelandair flight, departing Mon, Nov 17 from London to Portland, returning Mon, Dec 1, priced at $758 found 1 hour ago
Icelandair
Fri, Nov 28 - Mon, Dec 1
LGW
London
PDX
Portland
$767 Roundtrip, found 6 days ago
$767
Roundtrip
found 6 days ago
Select Icelandair flight, departing Fri, Nov 28 from London to Portland, returning Mon, Dec 1, priced at $767 found 6 days ago
Swiss International Air Lines
Tue, Apr 14 - Wed, Apr 29
LGW
London
PDX
Portland
$781 Roundtrip, found 2 days ago
$781
Roundtrip
found 2 days ago
Select Swiss International Air Lines flight, departing Tue, Apr 14 from London to Portland, returning Wed, Apr 29, priced at $781 found 2 days ago
American Airlines
Tue, Apr 14 - Wed, Apr 29
LGW
London
PDX
Portland
$859 Roundtrip, found 2 days ago
$859
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Apr 14 from London to Portland, returning Wed, Apr 29, priced at $859 found 2 days ago
JetBlue Airways
Wed, Sep 2 - Tue, Sep 8
LGW
London
PDX
Portland
$865 Roundtrip, found 6 hours ago
$865
Roundtrip
found 6 hours ago
Select JetBlue Airways flight, departing Wed, Sep 2 from London to Portland, returning Tue, Sep 8, priced at $865 found 6 hours ago
Iberia
Wed, Sep 2 - Tue, Sep 8
LGW
London
PDX
Portland
$1,093 Roundtrip, found 6 hours ago
$1,093
Roundtrip
found 6 hours ago
Select Iberia flight, departing Wed, Sep 2 from London to Portland, returning Tue, Sep 8, priced at $1,093 found 6 hours ago
Flights from London (LGW) to Portland (PDX)
Origin airport
Gatwick
Destination airport
Portland Intl.
Airlines serving
Air Europa, American Airlines, British Airways, Iberia, Icelandair, JetBlue Airways, Swiss International Air Lines
Roundtrip price
$733
Distance
4924 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 November. 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 $508 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. Airport (PDX) cost?
Secure a cheap one-way flight from $508 or cheap return flight from $733 from Gatwick Airport (LGW) to Portland Intl. Airport (PDX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Gatwick Airport (LGW) to Portland Intl. Airport (PDX)?
Flying in November is a great way to save, as it's the cheapest month for flights between LGW and PDX. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from Gatwick Airport (LGW) to Portland Intl. Airport (PDX)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest LGW to PDX flight.
How many flights per day from Gatwick Airport (LGW) to Portland Intl. Airport (PDX)?
You'll have to hop on a flight with a layover when traveling from Gatwick Airport (LGW) to Portland Intl. Airport (PDX). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from LGW to PDX?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*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. Airport (PDX)?
To arrive at Portland Intl. Airport (PDX) on schedule, choose a flight that leaves Gatwick Airport (LGW) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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. Airport (PDX) last-minute?
Last-minute bookings from LGW to PDX are generally more expensive. To lock in the best rates, start looking for flights as soon as possible. That being said, if you're flexible with your travel plans, you may land a cheap ticket right before your trip.
Is it cheaper to book a LGW to PDX flight and hotel package?
You'll typically save money by booking a LGW to PDX flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. Once you've chosen your preferred accommodations and flights, consider other add-ons like activities, car rentals and tours.
Can I cancel or change the date of my flight from Gatwick Airport (LGW) to Portland Intl. Airport (PDX)?
You can usually cancel or reschedule your LGW to PDX flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.