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Cheap flights from Washington to London Stansted Airport from £188

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — STN
26 Aug — 2 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Washington to Stansted

Enter your travel dates to find the best prices.

Cheapest flights from Washington to Stansted
Explore the most affordable flight options available from Washington to Stansted. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 July 2026.

Fri 25/915:55
SEA
-
STN
1 stop12h 45m
Multiple Airlines
Sat 3/1008:35
STN
-
SEA
1 stop13h 10m
Multiple Airlines
Deal found 27/7£480
Tue 6/1015:55
SEA
-
STN
1 stop14h 40m
Multiple Airlines
Tue 13/1007:10
STN
-
SEA
2 stops23h 39m
Multiple Airlines
Deal found 24/7£490
Tue 8/915:55
SEA
-
STN
1 stop14h 40m
Multiple Airlines
Tue 15/907:10
STN
-
SEA
1 stop14h 35m
Multiple Airlines
Deal found 23/7£491
Tue 18/808:00
SEA
-
STN
2 stops28h 35m
Multiple Airlines
Thu 20/808:15
STN
-
SEA
2 stops35h 40m
Multiple Airlines
Deal found 27/7£494
Sun 13/915:55
SEA
-
STN
1 stop15h 45m
Multiple Airlines
Sun 20/907:05
STN
-
SEA
1 stop14h 40m
Multiple Airlines
Deal found 26/7£500
Mon 17/808:00
SEA
-
STN
2 stops26h 50m
Multiple Airlines
Mon 24/819:15
STN
-
SEA
3 stops33h 52m
Multiple Airlines
Deal found 25/7£500
Mon 19/1005:40
SEA
-
STN
3 stops27h 10m
Multiple Airlines
Sat 24/1021:40
STN
-
SEA
2 stops24h 20m
Multiple Airlines
Deal found 26/7£504
Tue 13/1018:50
SEA
-
STN
2 stops21h 20m
Multiple Airlines
Tue 20/1007:10
STN
-
SEA
3 stops23h 32m
Multiple Airlines
Deal found 26/7£506
Sun 6/915:55
SEA
-
STN
1 stop17h 20m
Multiple Airlines
Sat 12/908:35
STN
-
SEA
1 stop13h 10m
Multiple Airlines
Deal found 22/7£507
Sun 6/915:55
SEA
-
STN
1 stop17h 20m
Multiple Airlines
Fri 11/906:20
STN
-
SEA
1 stop15h 25m
Multiple Airlines
Deal found 22/7£508
Wed 7/1010:10
PDX
-
STN
3 stops24h 20m
Multiple Airlines
Wed 21/1021:20
STN
-
PDX
3 stops29h 46m
Multiple Airlines
Deal found 27/7£673
Tue 11/815:30
PDX
-
STN
3 stops24h 40m
Multiple Airlines
Tue 18/806:30
STN
-
PDX
3 stops35h 01m
Multiple Airlines
Deal found 25/7£678

Find flight deals from Washington to Stansted

Keep the following information in mind while searching for Washington to Stansted flight deals. Data was last updated 27 July 2026.

Round-trip from

£480

One-way from

£188

Popular in

June

Cheapest in

January

Average price

£784
25/9-3/10
  • 25/9-3/10
  • 2 total stops
  • 25h 55m total
  • Washington to London
Search Deals
3/10
  • 3/10
  • 2 total stops
  • 32h 10m total
  • Washington to London
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£126 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Washington to Stansted that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 27 July 2026.
Use the filters below to find and compare flights from Washington to London Stansted Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Tue 18/8

19:15-16:40

1 stop37h 25m

London Stansted

Wed 30/9

17:45-17:20

1 stop31h 35m

£674

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Thu 1/10

19:15-16:50

1 stop37h 35m

London Stansted

Mon 5/10

10:50-17:20

1 stop38h 30m

£689

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Wed 18/11

19:05-16:20

1 stop37h 15m

London Stansted

Fri 27/11

17:20-17:10

1 stop31h 50m

£711

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Fri 25/9

19:15-22:10

1 stop18h 55m

London Stansted

Sat 10/10

10:50-17:20

1 stop38h 30m

£734

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Sat 19/9

19:15-09:55

1 stop30h 40m

London Stansted

Thu 15/10

17:35-17:20

1 stop31h 45m

£741

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Thu 19/11

19:05-09:55

1 stop30h 50m

London Stansted

Mon 30/11

10:55-17:10

1 stop38h 15m

£741

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Mon 14/9

19:15-16:50

1 stop37h 35m

London Stansted

Thu 24/9

17:35-17:20

1 stop31h 45m

£773

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Sun 18/10

19:15-16:40

1 stop37h 25m

London Stansted

Wed 28/10

10:55-15:32

2 stops35h 37m

£858

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Thu 17/9

13:16-09:55

2 stops36h 39m

London Stansted

Mon 28/9

10:50-17:20

1 stop38h 30m

£864

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Wed 28/10

15:27-09:55

2 stops35h 28m

London Stansted

Wed 4/11

10:55-18:10

1 stop39h 15m

£931

Flights are sorted by cheapest return flights first.

Deals found on 22/7

Showing 1-10 of 38 resultsSorted by cheapest first
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Best time to book a flight from Washington to Stansted

Have a flexible travel schedule? Discover the best time to fly to Stansted 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.

Cheapflights Insights

Everything you need to know about your flight from Washington to London Stansted Airport

No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Washington to Stansted. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from State of Washington to London Stansted Airport?

    For as low as £674, Turkish Airlines can have you in London Stansted Airport from State of Washington in 37h 25m. There are 4778 mi between State of Washington and London Stansted Airport.

  • Can I find deals for flights from Washington to Stansted that include hotel bookings?

    Yes. In addition to deals on Washington to Stansted flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Washington to Stansted?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Stansted.

  • Can I find deals for business class flights from Washington to Stansted?

    Yes. Cheapflights offers flight deals from Washington to Stansted by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near London Stansted Airport?

Book flights to London Stansted Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Hayes
Croydon
Colchester
Brentford
Eastbourne
Watford
Southend-on-Sea
Enfield
Kingston upon Thames
Southall
Aylesbury
Dover
Romford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington to Stansted

See prices for flight routes from nearby airports that may be better suited for you.
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John F Kennedy Intl to London City flights
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Atlanta to Heathrow flights
Newark to London City flights
Newark to Stansted flights
Dulles Intl to Gatwick flights
Reagan-National to Heathrow flights
Boston to Gatwick flights
Miami to Heathrow flights
Hobby to Heathrow flights
Dulles Intl to London City flights
Newark to Luton flights
Boston to London City flights
Boston to Stansted flights
Denver to Heathrow flights
Los Angeles to Gatwick flights
Baltimore to Gatwick flights
Reagan-National to Gatwick flights
O'Hare Intl to Gatwick flights
George Bush Intcntl to Heathrow flights
Los Angeles to Stansted flights
San Francisco to Gatwick flights
Philadelphia to Heathrow flights
Orlando to Gatwick flights
Sky Harbor Intl to Heathrow flights
O'Hare Intl to Stansted flights
San Francisco to London City flights
San Francisco to Stansted flights
O'Hare Intl to London City flights
Seattle to Gatwick flights
Raleigh to Heathrow flights
Minneapolis to Heathrow flights
Los Angeles to London City flights

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How does Cheapflights help users find flights from Washington to Stansted?

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Users can book flights with no change fees policies with our dedicated filters. Book flights from Washington to Stansted flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Washington to Stansted flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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