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Cheap flights from London Stansted Airport to Washington from £362

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Stansted Airport to Washington departing on 25/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from London Stansted Airport to Washington

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:30 - 17:00STN-SEA
18h 30m2 stops
Multiple Airlines Logo
14:35 - 18:20SEA-STN
19h 45m2 stops
£465Multiple Airlines
Find Deal
sex, 16 jan - ter, 20 jan
Multiple Airlines Logo
18:25 - 15:40STN-SEA
29h 15m2 stops
Multiple Airlines Logo
17:40 - 22:40SEA-STN
21h 00m2 stops
£496Multiple Airlines
Find Deal
qua, 26 nov - seg, 1 dez
Multiple Airlines Logo
23:20 - 17:00STN-SEA
25h 40m3 stops
Multiple Airlines Logo
14:35 - 14:30SEA-STN
15h 55m2 stops
£553Multiple Airlines
Find Deal
qua, 26 nov - seg, 1 dez
Multiple Airlines Logo
20:10 - 12:10STN-SEA
24h 00m2 stops
Multiple Airlines Logo
15:10 - 15:10SEA-STN
16h 00m2 stops
£565Multiple Airlines
Find Deal
sex, 6 fev - dom, 15 fev
Multiple Airlines Logo
15:00 - 12:10STN-SEA
29h 10m2 stops
Multiple Airlines Logo
15:10 - 19:40SEA-STN
20h 30m2 stops
£567Multiple Airlines
Find Deal
dom, 11 jan - dom, 18 jan
Multiple Airlines Logo
15:00 - 12:10STN-SEA
29h 10m2 stops
Multiple Airlines Logo
15:10 - 19:40SEA-STN
20h 30m2 stops
£570Multiple Airlines
Find Deal
dom, 11 jan - dom, 18 jan
Multiple Airlines Logo
08:20 - 17:00STN-SEA
16h 40m2 stops
Multiple Airlines Logo
14:35 - 15:45SEA-STN
17h 10m2 stops
£603Multiple Airlines
Find Deal
sex, 14 nov - seg, 17 nov
Multiple Airlines Logo
08:30 - 17:00STN-SEA
16h 30m2 stops
Multiple Airlines Logo
14:35 - 18:20SEA-STN
19h 45m2 stops
£626Multiple Airlines
Find Deal
qua, 24 dez - ter, 6 jan
Turkish Airlines Logo
06:15 - 17:15STN-SEA
19h 00m1 stop
Turkish Airlines Logo
19:10 - 10:15SEA-STN
31h 05m1 stop
£698Turkish Airlines
Find Deal
qua, 29 abr - seg, 11 mai
Turkish Airlines Logo
17:45 - 17:15STN-SEA
31h 30m1 stop
Turkish Airlines Logo
19:10 - 22:10SEA-STN
19h 00m1 stop
£800Turkish Airlines
Find Deal
ter, 21 abr - qua, 30 set

Turkish Airlines flights from London Stansted Airport to State of Washington

Our best Turkish Airlines deals on London Stansted Airport to State of Washington flight tickets
Turkish Airlines
29 Apr
STN06:15London Stansted
19h 00m
1 stop
SEA17:15Seattle/Tacoma Intl
11 May
SEA19:10Seattle/Tacoma Intl
31h 05m
1 stop
STN10:15London Stansted
£698
Find similar
Turkish Airlines
21 Apr
STN17:45London Stansted
31h 30m
1 stop
SEA17:15Seattle/Tacoma Intl
30 Sept
SEA19:10Seattle/Tacoma Intl
19h 00m
1 stop
STN22:10London Stansted
£800
Find similar
Turkish Airlines
24 Apr
STN06:15London Stansted
19h 00m
1 stop
SEA17:15Seattle/Tacoma Intl
9 Oct
SEA19:10Seattle/Tacoma Intl
19h 00m
1 stop
STN22:10London Stansted
£821
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Stansted Airport to State of Washington 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, momondo users made 279,928 searches. Data last updated 4 novembro 2025.
Use the filters below to find and compare flights from London Stansted Airport to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSeattle

STN - SEA

STNSEA

London Stansted

sex 16/1

06:30-17:00

2 stops18h 30m

Seattle/Tacoma Intl

ter 20/1

14:35-18:20

2 stops19h 45m

£465

LondonSeattle

STN - SEA

STNSEA

London Stansted

qua 26/11

18:25-15:40

2 stops29h 15m

Seattle/Tacoma Intl

seg 1/12

17:40-22:40

2 stops21h 00m

£496

LondonSeattle

STN - SEA

STNSEA

London Stansted

qua 26/11

23:20-17:00

3 stops25h 40m

Seattle/Tacoma Intl

seg 1/12

14:35-14:30

2 stops15h 55m

£553

LondonSeattle

STN - SEA

STNSEA

London Stansted

sex 6/2

20:10-12:10

2 stops24h 00m

Seattle/Tacoma Intl

dom 15/2

15:10-15:10

2 stops16h 00m

£565

LondonSeattle

STN - SEA

STNSEA

London Stansted

dom 11/1

15:00-12:10

2 stops29h 10m

Seattle/Tacoma Intl

dom 18/1

15:10-19:40

2 stops20h 30m

£567

LondonSeattle

STN - SEA

STNSEA

London Stansted

dom 11/1

15:00-12:10

2 stops29h 10m

Seattle/Tacoma Intl

dom 18/1

15:10-19:40

2 stops20h 30m

£570

LondonSeattle

STN - SEA

STNSEA

London Stansted

sex 14/11

08:20-17:00

2 stops16h 40m

Seattle/Tacoma Intl

seg 17/11

14:35-15:45

2 stops17h 10m

£603

LondonSeattle

STN - SEA

STNSEA

London Stansted

qua 24/12

08:30-17:00

2 stops16h 30m

Seattle/Tacoma Intl

ter 6/1

14:35-18:20

2 stops19h 45m

£626

LondonSeattle

STN - SEA

STNSEA

London Stansted

qua 29/4

06:15-17:15

1 stop19h 00m

Seattle/Tacoma Intl

seg 11/5

19:10-10:15

1 stop31h 05m

£698

LondonSeattle

STN - SEA

STNSEA

London Stansted

ter 21/4

17:45-17:15

1 stop31h 30m

Seattle/Tacoma Intl

qua 30/9

19:10-22:10

1 stop19h 00m

£800

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Washington from

How to get the cheapest flight ticket from London Stansted Airport to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from London Stansted to Washington?

Lufthansa is the most popular carrier operating from London Stansted to Washington

Cheap London Stansted Airport to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Stansted Airport to State of Washington

Direct flights

None
There are no direct flights from London Stansted Airport to State of Washington. There are no popular flight routes from London Stansted Airport to State of Washington.
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  • When did momondo last update prices for flights from London Stansted Airport to Washington?

    Prices for flights from London Stansted Airport to Washington refresh daily.

  • How old do you have to be to fly from London Stansted Airport to Washington?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Stansted Airport to Washington.

  • What documentation or ID do you need to fly to Washington?

    The necessary travel and health documents for your Washington trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from London to Washington?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Washington . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Washington with flexible booking policies on momondo?

Flights from London to Washington with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from London to Washington?

Once all potential London to Washington flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from London to Washington right now. Can momondo alert me if prices change?

If you are not ready to book a flight from London to Washington now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington and let you know when they change.

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1 adult
qui 4/12
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