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Cheap flights from Washington to London Stansted Airport from £208

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 7/3. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — STN
28 Jan — 4 Feb1
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 29 December 2025.

Sun 28/1208:10SEA - STN
2 stops27h 15mMultiple Airlines
Tue 13/106:50STN - SEA
3 stops47h 26mMultiple Airlines
Deal found 28/12£837
Wed 31/1220:05SEA - STN
1 stop17h 50mMultiple Airlines
Wed 7/121:45STN - SEA
2 stops27h 15mMultiple Airlines
Deal found 26/12£1,088
Wed 31/1220:05SEA - STN
2 stops16h 30mMultiple Airlines
Thu 8/109:00STN - SEA
2 stops35h 10mMultiple Airlines
Deal found 27/12£1,350
Wed 31/1214:35SEA - STN
3 stops22h 30mMultiple Airlines
Fri 2/115:30STN - SEA
2 stops33h 35mMultiple Airlines
Deal found 27/12£1,492
Sun 28/1220:05SEA - STN
1 stop12h 30mMultiple Airlines
Sat 3/119:25STN - SEA
2 stops29h 40mMultiple Airlines
Deal found 27/12£1,717
Mon 29/1214:35SEA - STN
2 stops15h 55mMultiple Airlines
Mon 5/106:10STN - SEA
2 stops18h 50mMultiple Airlines
Deal found 28/12£1,844

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 29 December 2025.

Round-trip from

£425

One-way from

£208

Popular in

June

Cheapest in

November

Average price

£731
26/1-9/2
  • 26/1-9/2
  • 6 total stops
  • 59h 40m total
  • Washington to London
Search Deals
7/3
  • 7/3
  • 2 total stops
  • 22h 10m total
  • Washington to London
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£76 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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 29 December 2025.
Use the filters below to find and compare flights from Washington to London Stansted Airport that are best for you.

Fly from

Washington

Fly to

Stansted

Route

Depart

Return

Price

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Tue 27/1

05:50-14:20

3 stops24h 30m

London Stansted

Tue 3/2

06:30-22:16

3 stops23h 46m

£429

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Wed 14/1

15:10-19:40

2 stops20h 30m

London Stansted

Wed 21/1

16:20-19:16

3 stops34h 56m

£432

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Sun 15/3

21:05-21:20

1 stop17h 15m

London Stansted

Mon 23/3

11:30-19:20

1 stop14h 50m

£480

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Wed 6/5

18:45-14:35

1 stop11h 50m

London Stansted

Tue 12/5

07:05-16:00

2 stops16h 55m

£512

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Wed 29/4

18:45-14:35

1 stop11h 50m

London Stansted

Fri 8/5

08:30-20:28

2 stops19h 58m

£523

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Mon 27/4

18:45-12:45

1 stop34h 00m

London Stansted

Fri 15/5

06:40-16:00

2 stops17h 20m

£529

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Tue 24/3

20:00-16:20

1 stop37h 20m

London Stansted

Tue 7/4

17:45-17:15

1 stop31h 30m

£535

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Fri 16/1

14:35-18:20

2 stops19h 45m

London Stansted

Fri 23/1

06:10-17:00

2 stops18h 50m

£585

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Sat 4/4

19:10-09:55

1 stop30h 45m

London Stansted

Tue 14/4

06:15-17:15

1 stop19h 00m

£588

SeattleLondon

SEA - STN

SEASTN

Seattle/Tacoma Intl

Fri 1/5

18:45-23:20

1 stop20h 35m

London Stansted

Tue 12/5

07:05-16:00

2 stops16h 55m

£592

Flights are sorted by cheapest return flights first.

Deals found on 27/12

Showing 1-10 of 45 results
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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 £1,004, Turkish Airlines can have you in London Stansted Airport from State of Washington in 36h 16m. There are 4893 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
Milton Keynes
Croydon
Slough
Hounslow
Luton
Gatwick
Wembley
Ilford
Brentford
Colchester
Hayes
Watford
Crawley
Bedford
Romford
Chichester
Eastbourne
Ipswich
Bishop's Stortford
Chelmsford

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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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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