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£77+ Cheap flights from Washington

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — LHR
3 May — 10 May1
1 adult
1 adult, Economy, 0 bags

Find flights from Washington within your budget

 
Find flights departing from Washington that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 3 April 2026. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Thu 10/9

12:35-16:40

1 stop20h 05m

London Stansted

Thu 24/9

17:35-17:15

1 stop31h 40m

£551

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Thu 10/9

19:10-13:10

1 stop34h 00m

London Gatwick

Thu 24/9

17:35-17:15

1 stop31h 40m

£557

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Mon 13/4

19:00-20:20

1 stop17h 20m

London Heathrow

Mon 20/4

21:25-20:40

1 stop31h 15m

£629

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Mon 13/4

18:10-18:50

1 stop16h 40m

London Gatwick

Mon 20/4

10:20-16:10

1 stop13h 50m

£637

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Sun 3/5

19:00-22:20

2 stops19h 20m

London Luton

Tue 19/5

05:40-15:40

2 stops18h 00m

£647

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Tue 26/5

15:40-12:55

1 stop13h 15m

London Luton

Sun 7/6

06:25-11:45

1 stop13h 20m

£661

PortlandLondon

PDX - LHR

PDXLHR

Portland

Tue 28/4

13:55-13:05

1 stop15h 10m

London Heathrow

Fri 8/5

06:30-11:10

1 stop12h 40m

£668

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sat 2/5

22:55-06:25

1 stop23h 30m

London Heathrow

Tue 12/5

09:55-19:26

2 stops17h 31m

£676

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Fri 17/7

23:20-06:55

1 stop23h 35m

London Heathrow

Wed 26/8

10:50-16:59

1 stop14h 09m

£684

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Tue 4/8

18:20-12:10

Nonstop9h 50m

London Heathrow

Fri 28/8

11:30-17:34

1 stop14h 04m

£686

Flights are sorted by cheapest return flights first.

Deals found on 30/3

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Washington

Have a flexible travel schedule? Discover the best time to fly from Washington with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Washington

Get recent, data-driven insights about flights from Washington including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from State of Washington?

Currently, August is the cheapest month in which you can book a flight from State of Washington (average of £384). Flying from State of Washington in June will prove the most costly (average of £573). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from State of Washington?

Many airlines operate round-trip flights from State of Washington: Virgin Atlantic, British Airways. These airlines fly to the following popular destinations: London.

Virgin Atlantic
Virgin Atlantic
From £374
Alaska Airlines
Alaska Airlines
From £85
Icelandair
Icelandair
From £372
British Airways
British Airways
From £358

What is the cheapest place to fly to from State of Washington?

The cheapest city to fly to from State of Washington is Las Vegas Harry Reid Intl, with prices starting at £60. Explore other affordable destinations below.

Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From £60
Los Angeles
Los Angeles
From £62
Denver Intl
Denver Intl
From £78
Chicago
Chicago
From £104

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Related info for your journey

Access useful and relevant information related to your journey from Washington. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 3 April 2026.

  • What is the cheapest month to fly from State of Washington?

    At the present moment the cheapest month to fly from State of Washington is currently August; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from State of Washington?

    Check out the cheapest flights from State of Washington to embark to:
    Travel from Seattle to London from £454 round trip
    Travel from Seattle to Edinburgh from £513 round trip
    Travel from Seattle to Glasgow from £580 round trip

  • How does Cheapflights help users find flights from Washington?

    Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Washington. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

  • Why should you use Cheapflights to find cheap flight tickets from Washington?

    By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Washington.

  • Can Cheapflights find flights from Washington with no change fees?

    Need flexible booking options for your flight from Washington ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

  • Can Cheapflights notify me if prices for flights from Washington become cheaper?

    Of course! You can now track prices for flights from Washington and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Washington?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Washington. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Washington?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Washington.

Can Cheapflights find flights from Washington with no change fees?

Need flexible booking options for your flight from Washington ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Washington become cheaper?

Of course! You can now track prices for flights from Washington and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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