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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 18/3. 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
4 Mar — 11 Mar1
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 2 February 2026.

Good round-trip deal

£131 or less

Good one-way deal

£68 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 2 February 2026.

Mon 2/314:35
SEA
-
EDI
2 stops21h 40m
Multiple Airlines
Mon 9/322:30
EDI
-
SEA
2 stops26h 30m
Multiple Airlines
Deal found 2/2£367
Tue 14/415:40
SEA
-
EDI
2 stops16h 00m
Multiple Airlines
Tue 21/406:15
EDI
-
SEA
2 stops22h 25m
Multiple Airlines
Deal found 1/2£379
Mon 20/419:00
SEA
-
LGW
1 stop11h 40m
Icelandair
Tue 28/415:40
LGW
-
SEA
1 stop13h 00m
Icelandair
Deal found 1/2£396
Mon 13/419:00
SEA
-
LGW
1 stop11h 40m
Icelandair
Mon 20/415:40
LGW
-
SEA
1 stop13h 00m
Icelandair
Deal found 2/2£397
Wed 25/214:35
SEA
-
LGW
1 stop12h 20m
Icelandair
Mon 16/311:55
LGW
-
SEA
1 stop13h 05m
Icelandair
Deal found 2/2£399
Tue 14/419:00
SEA
-
LHR
1 stop17h 20m
Icelandair
Wed 29/413:05
LHR
-
SEA
1 stop15h 35m
Icelandair
Deal found 1/2£399
Mon 20/415:40
SEA
-
LHR
1 stop12h 15m
Icelandair
Wed 29/413:05
LHR
-
SEA
1 stop12h 50m
Icelandair
Deal found 30/1£399
Sat 18/419:00
SEA
-
LGW
1 stop11h 40m
Icelandair
Fri 24/415:40
LGW
-
SEA
1 stop13h 00m
Icelandair
Deal found 31/1£400
Mon 13/415:40
SEA
-
EDI
1 stop13h 40m
Icelandair
Tue 21/414:15
EDI
-
SEA
1 stop14h 25m
Icelandair
Deal found 31/1£400
Mon 13/415:40
SEA
-
LHR
1 stop12h 15m
Icelandair
Mon 20/413:05
LHR
-
SEA
1 stop15h 35m
Icelandair
Deal found 2/2£400
Mon 23/214:35
SEA
-
LGW
1 stop12h 20m
Icelandair
Tue 3/311:55
LGW
-
SEA
1 stop13h 05m
Icelandair
Deal found 1/2£401
Mon 13/419:00
SEA
-
LHR
1 stop17h 20m
Icelandair
Sat 25/421:25
LHR
-
SEA
1 stop28h 30m
Icelandair
Deal found 2/2£401

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 2 February 2026. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Tue 3/3

05:40-21:05

3 stops31h 25m

London Luton

Tue 10/3

21:50-14:20

2 stops23h 30m

£445

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Sat 28/2

18:25-11:55

Nonstop9h 30m

London Heathrow

Fri 13/3

06:30-12:35

1 stop13h 05m

£452

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Sat 7/3

18:25-11:55

Nonstop9h 30m

London Heathrow

Thu 19/3

06:30-12:35

1 stop13h 05m

£453

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Sat 21/3

19:25-11:55

Nonstop9h 30m

London Heathrow

Mon 30/3

08:40-11:45

1 stop35h 05m

£453

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Thu 12/3

11:45-10:50

1 stop16h 05m

London Heathrow

Thu 19/3

06:30-12:35

1 stop13h 05m

£457

SeattleEdinburgh

SEA - EDI

SEAEDI

Seattle/Tacoma Intl

Mon 2/3

08:17-07:55

2 stops15h 38m

Edinburgh Turnhouse

Mon 9/3

11:30-20:56

1 stop16h 26m

£459

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Sun 1/3

15:10-19:55

2 stops20h 45m

London Luton

Sun 8/3

20:50-13:10

2 stops23h 20m

£459

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Sat 28/2

15:40-11:50

1 stop12h 10m

London Heathrow

Sat 7/3

06:35-00:59

2 stops26h 24m

£460

PortlandLondon

PDX - STN

PDXSTN

Portland

Sat 18/4

15:30-18:30

2 stops19h 00m

London Stansted

Tue 28/4

22:00-09:15

3 stops43h 15m

£462

SeattleLondon

SEA - LTN

SEALTN

Seattle/Tacoma Intl

Thu 7/5

15:40-18:05

2 stops18h 25m

London Luton

Fri 15/5

05:40-20:40

2 stops23h 00m

£462

Flights are sorted by cheapest return flights first.

Deals found on 31/1

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 £364). Flying from State of Washington in June will prove the most costly (average of £576). 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 £361
Alaska Airlines
Alaska Airlines
From £131
Icelandair
Icelandair
From £363
British Airways
British Airways
From £346

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 £43. Explore other affordable destinations below.

Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From £43
Vancouver Intl
Vancouver Intl
From £58
San Francisco
San Francisco
From £68
Dallas/Fort Worth
Dallas/Fort Worth
From £101

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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 2 February 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 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 £353 round trip
    Travel from Seattle to Edinburgh from £367 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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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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