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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 6/9. 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
16 Jul — 23 Jul1
1 adult

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 11 July 2025.

Good round-trip deal

£63 or less

Good one-way deal

£57 or less
Price to beat on a round-trip flight from Washington.
Price to beat on a one-way flight from Washington.

Find flights from Washington

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 11 July 2025.

Thu 13/1114:35SEA - GLA
1 stop11h 20mIcelandair
Wed 19/1112:35GLA - SEA
1 stop12h 25mIcelandair
Deal found 9/7£375
Mon 27/1015:35SEA - EDI
1 stop11h 45mIcelandair
Fri 7/1111:30EDI - SEA
1 stop13h 30mIcelandair
Deal found 9/7£377
Sun 3/819:35SEA - GLA
1 stop16h 05mAer Lingus
Tue 19/812:00GLA - SEA
1 stop13h 50mAer Lingus
Deal found 9/7£393
Fri 5/907:15SEA - STN
2 stops25h 50mMultiple Airlines
Mon 15/922:00STN - SEA
2 stops29h 31mMultiple Airlines
Deal found 11/7£403
Tue 29/700:20SEA - LHR
1 stop22h 00mUnited Airlines
Thu 21/814:10LHR - SEA
1 stop16h 10mUnited Airlines
Deal found 10/7£403
Mon 25/807:44SEA - LHR
1 stop21h 01mBritish Airways
Wed 3/907:55LHR - SEA
2 stops22h 09mBritish Airways
Deal found 10/7£405
Mon 27/1015:35SEA - LGW
1 stop12h 20mIcelandair
Wed 5/1111:55LGW - SEA
1 stop13h 05mIcelandair
Deal found 10/7£405
Wed 3/907:45SEA - LHR
1 stop16h 20mDelta
Fri 19/918:00LHR - SEA
Nonstop10h 25mDelta
Deal found 10/7£406
Sat 26/715:13SEA - LHR
1 stop32h 07mIberia
Thu 14/808:20LHR - SEA
1 stop21h 18mIberia
Deal found 10/7£407
Tue 2/907:15SEA - LHR
1 stop15h 15mAir Canada
Thu 18/908:30LHR - SEA
2 stops21h 46mAir Canada
Deal found 10/7£408
Mon 6/1010:00SEA - LHR
2 stops17h 50mMultiple Airlines
Sun 19/1006:30LHR - SEA
2 stops15h 46mMultiple Airlines
Deal found 9/7£408
Mon 18/819:35SEA - LTN
1 stop17h 50mMultiple Airlines
Thu 28/812:35LTN - SEA
1 stop13h 15mMultiple Airlines
Deal found 10/7£408

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

Fly to

Heathrow

Route

Depart

Return

Price

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Thu 13/11

14:35-09:55

1 stop11h 20m

Glasgow Intl

Wed 19/11

12:35-17:00

1 stop12h 25m

£375

SeattleEdinburgh

SEA - EDI

SEAEDI

Seattle/Tacoma Intl

Mon 27/10

15:35-10:20

1 stop11h 45m

Edinburgh Turnhouse

Fri 7/11

11:30-17:00

1 stop13h 30m

£377

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sun 3/8

19:35-19:40

1 stop16h 05m

Glasgow Intl

Tue 19/8

12:00-17:50

1 stop13h 50m

£393

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Fri 5/9

07:15-17:05

2 stops25h 50m

London Stansted

Mon 15/9

22:00-19:31

2 stops29h 31m

£403

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Tue 29/7

00:20-06:20

1 stop22h 00m

London Heathrow

Thu 21/8

14:10-22:20

1 stop16h 10m

£403

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Mon 25/8

07:44-12:45

1 stop21h 01m

London Heathrow

Wed 3/9

07:55-22:04

2 stops22h 09m

£405

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Mon 27/10

15:35-10:55

1 stop12h 20m

London Gatwick

Wed 5/11

11:55-17:00

1 stop13h 05m

£405

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Wed 3/9

07:45-08:05

1 stop16h 20m

London Heathrow

Fri 19/9

18:00-20:25

Nonstop10h 25m

£406

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Sat 26/7

15:13-07:20

1 stop32h 07m

London Heathrow

Fri 22/8

10:30-21:36

1 stop19h 06m

£407

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Tue 2/9

07:15-06:30

1 stop15h 15m

London Heathrow

Fri 19/9

08:30-18:36

2 stops18h 06m

£408

Flights are sorted by cheapest return flights first.

Deals found on 10/7

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, November is the cheapest month in which you can book a flight from State of Washington (average of £352). Flying from State of Washington in June will prove the most costly (average of £586). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Airline reviews for flights from Washington

Get insights into the airlines that provide service from Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Washington. In the last 7 days, Cheapflights users made a total of 858,174 searches.
See what other customers who have flown with Delta, Alaska Airlines, andKLM from Washington have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very Good

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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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 11 July 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 November; 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 £305 round trip
    Travel from Seattle to Edinburgh from £352 round trip
    Travel from Seattle to Glasgow from £375 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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