£371 Cheap Flights to Northwest Washington

View £371 flight on Mon, 1 Feb 2027Opens in a new window

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Cheap round-trip flights to Northwest Washington

Prices were available within the past 7 days and start at £371 for one-way flights and £481 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply.

Icelandair
Thu, 18 Feb - Thu, 11 Mar
LGW
London
SEA
Seattle
£481 Return, found 5 days ago
£481
Return
found 5 days ago
Select Icelandair flight, departing Thu, 18 Feb from London to Seattle, returning Thu, 11 Mar, priced at £481 found 5 days ago
KLM
Tue, 13 Oct - Tue, 27 Oct
LHR
London
SEA
Seattle
£550 Return, just found
£550
Return
just found
Select KLM flight, departing Tue, 13 Oct from London to Seattle, returning Tue, 27 Oct, priced at £550 just found
Delta
Tue, 20 Oct - Tue, 3 Nov
LHR
London
SEA
Seattle
£550 Return, just found
£550
Return
just found
Select Delta flight, departing Tue, 20 Oct from London to Seattle, returning Tue, 3 Nov, priced at £550 just found
British Airways
Wed, 16 Sept - Tue, 20 Oct
LHR
London
SEA
Seattle
£550 Return, found 6 days ago
£550
Return
found 6 days ago
Select British Airways flight, departing Wed, 16 Sept from London to Seattle, returning Tue, 20 Oct, priced at £550 found 6 days ago
Air France
Wed, 7 Oct - Wed, 21 Oct
LHR
London
SEA
Seattle
£555 Return, found 16 hours ago
£555
Return
found 16 hours ago
Select Air France flight, departing Wed, 7 Oct from London to Seattle, returning Wed, 21 Oct, priced at £555 found 16 hours ago

Frequently asked questions

How do I find cheap flights to Northwest Washington that have flexible change policies?
By using our smart "No change fee" filter, that's how. Just enter your dates and other details, click the "Search" button, then check the box under the "Flexible change policies" heading (top left-hand side of your screen). Expedia makes it a snap to find flexible, low-cost airfares to Northwest Washington.
Which airlines fly to Northwest Washington?
A good range of airlines fly to airports in or close to Northwest Washington. Your next great adventure is only a few clicks away with these carriers:

  • Alaska Airlines - 9,327 flights to or near Northwest Washington each month, including 8,781 flights to Seattle - Tacoma Intl. Airport (SEA) and 407 flights to Snohomish County - Paine Field Airport (PAE) per month.
  • Delta Air Lines - 4,407 flights to or near Northwest Washington each month, including 4,186 flights to Seattle - Tacoma Intl. Airport (SEA) and 221 flights to Vancouver Intl. Airport (YVR) per month.
  • United Airlines - 1,279 flights to or near Northwest Washington each month, including 828 flights to Seattle - Tacoma Intl. Airport (SEA) and 450 flights to Vancouver Intl. Airport (YVR) per month.

How can I find cheap tickets to Northwest Washington?
One of the easiest ways to get a hold of cheap tickets to Northwest Washington is to be flexible with your dates. Search for your flights, then click "flexible dates" above the results. It will bring up the cheapest prices for nearby days. The lowest price for a flight to Northwest Washington in the last seven days was £481. Booking ahead of time will generally help you get an even bigger bargain.
How much is a flight to Northwest Washington?
One-way flights taking off from London (LGW) sold for as little as £371 in the last seven days. During this time, the price of a return journey to Northwest Washington varied between £481 and £555. If you spot a bargain ticket, book immediately — these prices don't wait around for long.
What are the most popular airports to fly into in Northwest Washington?
Which airport you fly into in Northwest Washington will depend on where you begin your journey and your final destination. Here's a list of the most popular airports in this region:

  • Seattle - Tacoma Intl. Airport (SEA) - 15,456 flights per month.
  • Vancouver Intl. Airport (YVR) - 2,212 flights per month.
  • Snohomish County - Paine Field Airport (PAE) - 438 flights per month.

When is the cheapest time to fly to Northwest Washington?
If you're not fixed on what day you travel to Northwest Washington, fly out early in the week. The most affordable day to take off is usually Tuesday, followed by Monday. Saturday is typically the costliest day, with many holiday makers preferring to take off on the weekend.
How much is a plane ticket to Northwest Washington?
In the last seven days, plane tickets to Northwest Washington fluctuated between £481 and £555. Prices rise as your travel date nears, so find a bargain today.
What months are the cheapest to book a flight to Northwest Washington?
February is the most affordable month to secure a seat for your Northwest Washington holiday. Airfares cost the most during the busy month of December, so keep clear of this time if possible.

Travel information

Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Destination city name
Seattle
Return price
£481

Trending flights to Northwest Washington

Prices were available within the past 7 days and start at £371 for one-way flights and £481 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply.

Icelandair
Thu, 18 Feb - Thu, 11 Mar
LGW
London
SEA
Seattle
£481 Return, found 5 days ago
£481
Return
found 5 days ago
Select Icelandair flight, departing Thu, 18 Feb from London to Seattle, returning Thu, 11 Mar, priced at £481 found 5 days ago

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