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£66+ 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 26/1. 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
7 Jan — 14 Jan1
1 adult
1 adult, Economy, 0 bags

What to know about flights from Washington

Discover essential information about flights departing from Washington, including flight schedules, destinations, airlines operating at the Washington airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 8 December 2025.

Good round-trip deal

£170 or less

Good one-way deal

£44 or less
Price to beat on a round-trip flight from Washington.
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Price to beat on a one-way flight from Washington.
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Find flights from Washington

Enter your travel dates to find the best prices.

Cheapest flights from Washington
Explore the most affordable flight options available from Washington. Find the lowest fares based on data from user searches, with prices last updated on 8 December 2025.

Mon 26/114:35SEA - EDI
1 stop11h 45mIcelandair
Tue 10/211:00EDI - SEA
1 stop14h 00mIcelandair
Deal found 6/12£367
Sun 19/415:40SEA - KEF
Nonstop7h 35mIcelandair
Thu 23/419:45KEF - SEA
Nonstop7h 55mIcelandair
Deal found 7/12£373
Thu 9/419:00SEA - EDI
1 stop10h 20mIcelandair
Tue 14/414:15EDI - SEA
1 stop11h 40mIcelandair
Deal found 7/12£382
Mon 27/419:00SEA - EDI
1 stop10h 20mIcelandair
Fri 8/514:15EDI - SEA
1 stop14h 25mIcelandair
Deal found 7/12£387
Thu 30/419:00SEA - EDI
1 stop10h 20mIcelandair
Fri 15/514:15EDI - SEA
1 stop11h 40mIcelandair
Deal found 6/12£412
Mon 13/419:00SEA - EDI
1 stop10h 20mIcelandair
Tue 28/414:15EDI - SEA
1 stop11h 40mIcelandair
Deal found 6/12£418
Thu 16/419:00SEA - EDI
1 stop10h 20mIcelandair
Tue 28/414:15EDI - SEA
1 stop11h 40mIcelandair
Deal found 6/12£418
Mon 13/419:00SEA - EDI
1 stop10h 20mIcelandair
Fri 1/514:15EDI - SEA
1 stop11h 40mIcelandair
Deal found 6/12£424
Thu 16/419:00SEA - EDI
1 stop10h 20mIcelandair
Fri 1/514:15EDI - SEA
1 stop11h 40mIcelandair
Deal found 6/12£424
Mon 4/519:00SEA - EDI
1 stop10h 20mIcelandair
Fri 15/514:15EDI - SEA
1 stop11h 40mIcelandair
Deal found 6/12£428
Tue 12/519:00SEA - LGW
1 stop11h 40mIcelandair
Wed 27/515:40LGW - SEA
1 stop13h 00mIcelandair
Deal found 7/12£436
Fri 16/114:10SEA - LHR
1 stop13h 05mLufthansa
Sat 24/106:30LHR - SEA
1 stop13h 40mLufthansa
Deal found 7/12£436

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 8 December 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

SeattleEdinburgh

SEA - EDI

SEAEDI

Seattle/Tacoma Intl

Thu 9/4

19:00-13:20

1 stop10h 20m

Edinburgh Turnhouse

Tue 14/4

14:15-17:55

1 stop11h 40m

£382

SeattleEdinburgh

SEA - EDI

SEAEDI

Seattle/Tacoma Intl

Tue 13/1

13:25-12:20

1 stop14h 55m

Edinburgh Turnhouse

Sun 18/1

09:15-16:55

1 stop15h 40m

£448

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sun 8/2

13:02-18:30

2 stops21h 28m

London Heathrow

Sat 21/2

10:20-22:24

2 stops20h 04m

£451

PortlandLondon

PDX - LHR

PDXLHR

Portland

Mon 27/4

13:00-18:30

2 stops21h 30m

London Heathrow

Tue 5/5

07:05-21:35

2 stops22h 30m

£451

PortlandLondon

PDX - LHR

PDXLHR

Portland

Wed 25/2

13:02-21:35

3 stops24h 33m

London Heathrow

Fri 13/3

10:20-22:23

2 stops19h 03m

£453

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Wed 4/3

20:05-17:05

1 stop13h 00m

London Luton

Wed 11/3

06:50-19:20

1 stop19h 30m

£454

SeattleEdinburgh

SEA - EDI

SEAEDI

Seattle/Tacoma Intl

Fri 30/1

13:35-13:15

1 stop15h 40m

Edinburgh Turnhouse

Tue 3/2

19:00-16:55

1 stop29h 55m

£458

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Thu 8/1

16:45-10:30

Nonstop9h 45m

London Heathrow

Wed 21/1

06:30-11:50

1 stop13h 20m

£460

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Tue 3/3

18:25-11:55

Nonstop9h 30m

London Heathrow

Fri 13/3

06:30-12:35

1 stop13h 05m

£460

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Thu 26/2

16:55-10:30

Nonstop9h 35m

London Heathrow

Thu 12/3

06:30-12:35

1 stop13h 05m

£460

Flights are sorted by cheapest return flights first.

Deals found on 6/12

Showing 1-10 of 60 results
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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, October is the cheapest month in which you can book a flight from State of Washington (average of £373). Flying from State of Washington in June will prove the most costly (average of £592). 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.

Alaska Airlines
Alaska Airlines
From £64
Virgin Atlantic
Virgin Atlantic
From £370
Icelandair
Icelandair
From £369
British Airways
British Airways
From £355

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

The cheapest city to fly to from State of Washington is Phoenix Sky Harbor Intl, with prices starting at £25. Explore other affordable destinations below.

Phoenix Sky Harbor Intl
Phoenix Sky Harbor Intl
From £25
Vancouver Intl
Vancouver Intl
From £41
Boise Air Term. Gowen Fld
Boise Air Term. Gowen Fld
From £58

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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 8 December 2025.

  • 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 October; 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 £326 round trip
    Travel from Seattle to Edinburgh from £359 round trip
    Travel from Seattle to Reykjavik from £613 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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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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