When did momondo last update prices for flights from Washington to London Stansted Airport?

Prices for flights from Washington to London Stansted Airport were last updated today.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to London Stansted Airport.

What documentation or ID do you need to fly to London Stansted Airport?

The travel and health documents you'll need for your trip to London Stansted Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Stansted Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£189 Cheap Flights from State of Washington to London Stansted Airport in 2026/27

Find the cheapest flights from Washington to London

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

10:50 - 14:35SEA Seattle/Tacoma Intl-STN London Stansted

19h 45m2 stops Vancouver Intl Dublin

06:35 - 14:22STN London Stansted-SEA Seattle/Tacoma Intl

15h 47m2 stops Dublin Vancouver Intl

£577Multiple Airlines

Thu, 1 Oct - Sun, 4 Oct

10:50 - 12:45SEA Seattle/Tacoma Intl-STN London Stansted

17h 55m2 stops Vancouver Intl Dublin

14:30 - 14:00STN London Stansted-SEA Seattle/Tacoma Intl

30h 30m3 stops Dublin Frankfurt am Main Munich Franz Josef Strauss

£579Multiple Airlines

Tue, 20 Oct - Tue, 27 Oct

18:05 - 23:15SEA Seattle/Tacoma Intl-STN London Stansted

21h 10m2 stops Frankfurt am Main Venice Marco Polo

06:25 - 16:00STN London Stansted-SEA Seattle/Tacoma Intl

17h 35m2 stops Venice Marco Polo Frankfurt am Main

£580Multiple Airlines

Thu, 15 Oct - Thu, 22 Oct

15:55 - 21:10SEA Seattle/Tacoma Intl-STN London Stansted

21h 15m1 stop Kastrup Copenhagen

06:20 - 13:45STN London Stansted-SEA Seattle/Tacoma Intl

15h 25m1 stop Kastrup Copenhagen

£581Multiple Airlines

Fri, 2 Oct - Fri, 9 Oct

15:55 - 06:45SEA Seattle/Tacoma Intl-STN London Stansted

30h 50m1 stop Kastrup Copenhagen

12:00 - 13:45STN London Stansted-SEA Seattle/Tacoma Intl

33h 45m2 stops Aarhus Kastrup Copenhagen

£581Multiple Airlines

Sun, 4 Oct - Sat, 10 Oct

16:55 - 21:35SEA Seattle/Tacoma Intl-STN London Stansted

21h 40m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen

06:45 - 17:00STN London Stansted-SEA Seattle/Tacoma Intl

18h 15m2 stops Kastrup Copenhagen Reykjavik Keflavik Intl

£581Multiple Airlines

Sun, 25 Oct - Mon, 2 Nov

17:50 - 22:05SEA Seattle/Tacoma Intl-STN London Stansted

20h 15m2 stops Frankfurt am Main Vienna Intl

06:05 - 15:55STN London Stansted-SEA Seattle/Tacoma Intl

17h 50m2 stops Vienna Intl Frankfurt am Main

£582Multiple Airlines

Thu, 5 Nov - Thu, 19 Nov

07:45 - 10:25SEA Seattle/Tacoma Intl-STN London Stansted

18h 40m2 stops Toronto Pearson Intl Dublin

20:00 - 12:00STN London Stansted-SEA Seattle/Tacoma Intl

24h 00m2 stops Dublin Frankfurt am Main

£582Multiple Airlines

Sun, 15 Nov - Sun, 22 Nov

07:55 - 19:15SEA Seattle/Tacoma Intl-STN London Stansted

27h 20m2 stops Toronto Pearson Intl Kastrup Copenhagen

07:20 - 21:04STN London Stansted-SEA Seattle/Tacoma Intl

21h 44m2 stops Kastrup Copenhagen Toronto Pearson Intl

£584Multiple Airlines

Thu, 15 Oct - Thu, 22 Oct

05:50 - 19:35SEA Seattle/Tacoma Intl-STN London Stansted

29h 45m2 stops Vancouver Intl Dublin

06:30 - 16:59STN London Stansted-SEA Seattle/Tacoma Intl

18h 29m2 stops Dublin Munich Franz Josef Strauss

£585Multiple Airlines

Thu, 1 Oct - Thu, 8 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

05:50 - 12:45SEA Seattle/Tacoma Intl-STN London Stansted

22h 55m3 stops Vancouver Intl Toronto Pearson Intl Dublin

06:30 - 22:47STN London Stansted-SEA Seattle/Tacoma Intl

24h 17m3 stops Dublin Montreal Pierre Elliott Trudeau Intl Vancouver Intl

£617Multiple Airlines

Tue, 22 Sep - Tue, 29 Sep

15:55 - 12:40SEA Seattle/Tacoma Intl-STN London Stansted

12h 45m1 stop Kastrup Copenhagen

08:35 - 13:45STN London Stansted-SEA Seattle/Tacoma Intl

13h 10m1 stop Kastrup Copenhagen

£644Multiple Airlines

Fri, 25 Sep - Sat, 3 Oct

15:55 - 15:25SEA Seattle/Tacoma Intl-STN London Stansted

15h 30m1 stop Kastrup Copenhagen

06:20 - 13:45STN London Stansted-SEA Seattle/Tacoma Intl

15h 25m1 stop Kastrup Copenhagen

£646Multiple Airlines

Fri, 25 Sep - Fri, 2 Oct

15:55 - 15:25SEA Seattle/Tacoma Intl-STN London Stansted

15h 30m1 stop Kastrup Copenhagen

06:20 - 13:45STN London Stansted-SEA Seattle/Tacoma Intl

15h 25m1 stop Kastrup Copenhagen

£653Multiple Airlines

Fri, 25 Sep - Fri, 2 Oct

08:00 - 12:55SEA Seattle/Tacoma Intl-STN London Stansted

20h 55m2 stops Toronto Pearson Intl Dublin

22:00 - 18:32STN London Stansted-SEA Seattle/Tacoma Intl

28h 32m2 stops Dublin Vancouver Intl

£658Multiple Airlines

Sat, 26 Sep - Sat, 3 Oct

15:55 - 12:40SEA Seattle/Tacoma Intl-STN London Stansted

12h 45m1 stop Kastrup Copenhagen

07:10 - 13:45STN London Stansted-SEA Seattle/Tacoma Intl

14h 35m1 stop Kastrup Copenhagen

£664Multiple Airlines

Fri, 25 Sep - Tue, 29 Sep

18:50 - 15:35SEA Seattle/Tacoma Intl-STN London Stansted

12h 45m1 stop Munich Franz Josef Strauss

11:00 - 16:59STN London Stansted-SEA Seattle/Tacoma Intl

13h 59m1 stop Munich Franz Josef Strauss

£678Lufthansa

Tue, 22 Sep - Tue, 29 Sep

15:40 - 21:10SEA Seattle/Tacoma Intl-STN London Stansted

21h 30m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen

06:20 - 20:40STN London Stansted-SEA Seattle/Tacoma Intl

22h 20m2 stops Kastrup Copenhagen Reykjavik Keflavik Intl

£752Multiple Airlines

Fri, 25 Sep - Fri, 2 Oct

15:40 - 23:20SEA Seattle/Tacoma Intl-STN London Stansted

23h 40m3 stops Reykjavik Keflavik Intl Brussels Bruxelles-National Dublin

06:35 - 18:45STN London Stansted-SEA Seattle/Tacoma Intl

20h 10m2 stops Dublin Calgary

£753Multiple Airlines

Fri, 25 Sep - Fri, 2 Oct

18:50 - 23:55SEA Seattle/Tacoma Intl-STN London Stansted

21h 05m2 stops Munich Franz Josef Strauss Madrid Barajas

05:55 - 22:47STN London Stansted-SEA Seattle/Tacoma Intl

24h 52m3 stops Madrid Barajas Montreal Pierre Elliott Trudeau Intl Vancouver Intl

£762Multiple Airlines

Thu, 24 Sep - Mon, 28 Sep

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Lufthansa flights from State of Washington to London Stansted Airport

Our best Lufthansa deals on State of Washington to London Stansted Airport flight tickets

Lufthansa

12 Feb

SEA14:50Seattle/Tacoma Intl

13h 10m

1 stop

STN12:00London Stansted

20 Feb

STN15:40London Stansted

29h 20m

1 stop

SEA13:00Seattle/Tacoma Intl

£631

Lufthansa

30 Sept

SEA18:50Seattle/Tacoma Intl

12h 45m

1 stop

STN15:35London Stansted

7 Oct

STN11:00London Stansted

13h 59m

1 stop

SEA16:59Seattle/Tacoma Intl

£637

Lufthansa

1 Oct

SEA18:50Seattle/Tacoma Intl

12h 50m

1 stop

STN15:40London Stansted

7 Oct

STN11:00London Stansted

13h 59m

1 stop

SEA16:59Seattle/Tacoma Intl

£643

Turkish Airlines flights from State of Washington to London Stansted Airport

Our best Turkish Airlines deals on State of Washington to London Stansted Airport flight tickets

Turkish Airlines

4 Oct

SEA19:15Seattle/Tacoma Intl

37h 25m

1 stop

STN16:40London Stansted

14 Oct

STN17:45London Stansted

31h 35m

1 stop

SEA17:20Seattle/Tacoma Intl

£649

Turkish Airlines

1 Mar

SEA19:05Seattle/Tacoma Intl

30h 50m

1 stop

STN09:55London Stansted

10 Mar

STN10:55London Stansted

39h 15m

1 stop

SEA18:10Seattle/Tacoma Intl

£654

Turkish Airlines

12 Nov

SEA19:05Seattle/Tacoma Intl

37h 15m

1 stop

STN16:20London Stansted

17 Nov

STN17:20London Stansted

31h 50m

1 stop

SEA17:10Seattle/Tacoma Intl

£655

momondo Fare Finder

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

Fastest return journey

SeattleLondon

SEA Seattle/Tacoma Intl - STN London Stansted

SEASTN

Seattle/Tacoma Intl

Thu 1/10

10:50-14:35

2 stops19h 45m

London Stansted

Sun 4/10

06:35-14:22

2 stops15h 47m

£577

SeattleLondon

SEA Seattle/Tacoma Intl - STN London Stansted

SEASTN

Seattle/Tacoma Intl

Tue 20/10

10:50-12:45

2 stops17h 55m

London Stansted

Tue 27/10

14:30-14:00

3 stops30h 30m

£579

SeattleLondon

SEA Seattle/Tacoma Intl - STN London Stansted

SEASTN

Seattle/Tacoma Intl

Thu 15/10

18:05-23:15

2 stops21h 10m

London Stansted

Thu 22/10

06:25-16:00

2 stops17h 35m

£580

SeattleLondon

SEA Seattle/Tacoma Intl - STN London Stansted

SEASTN

Seattle/Tacoma Intl

Fri 2/10

15:55-21:10

1 stop21h 15m

London Stansted

Fri 9/10

06:20-13:45

1 stop15h 25m

£581

SeattleLondon

SEA Seattle/Tacoma Intl - STN London Stansted

SEASTN

Seattle/Tacoma Intl

Sun 4/10

15:55-06:45

1 stop30h 50m

London Stansted

Sat 10/10

12:00-13:45

2 stops33h 45m

£581

SeattleLondon

SEA Seattle/Tacoma Intl - STN London Stansted

SEASTN

Seattle/Tacoma Intl

Sun 25/10

16:55-21:35

2 stops21h 40m

London Stansted

Mon 2/11

06:45-17:00

2 stops18h 15m

£581

SeattleLondon

SEA Seattle/Tacoma Intl - STN London Stansted

SEASTN

Seattle/Tacoma Intl

Thu 5/11

17:50-22:05

2 stops20h 15m

London Stansted

Thu 19/11

06:05-15:55

2 stops17h 50m

£582

SeattleLondon

SEA Seattle/Tacoma Intl - STN London Stansted

SEASTN

Seattle/Tacoma Intl

Sun 15/11

07:45-10:25

2 stops18h 40m

London Stansted

Sun 22/11

20:00-12:00

2 stops24h 00m

£582

SeattleLondon

SEA Seattle/Tacoma Intl - STN London Stansted

SEASTN

Seattle/Tacoma Intl

Thu 15/10

07:55-19:15

2 stops27h 20m

London Stansted

Thu 22/10

07:20-21:04

2 stops21h 44m

£584

SeattleLondon

SEA Seattle/Tacoma Intl - STN London Stansted

SEASTN

Seattle/Tacoma Intl

Thu 1/10

05:50-19:35

2 stops29h 45m

London Stansted

Thu 8/10

06:30-16:59

2 stops18h 29m

£585

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

How long does it take to fly to London Stansted Airport?

Flight times vary depending on what airport in State of Washington you fly out of and what airport in London Stansted Airport you fly into. For example, flying from Seattle to London Heathrow Airport takes 9h 15m on average. On the other hand, flying from Pasco to London Heathrow Airport takes 13h 58m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.

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

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

Best price found	£189
Fastest flight time	15h 00m
Direct flights	None

The best one-way flight to London Stansted Airport from State of Washington in the past 72 hours is £189. The best return flight deal from State of Washington to London Stansted Airport found on momondo in the last 72 hours is £577.

The fastest flight from State of Washington to London Stansted Airport takes 15h 00m

There are no direct flights from State of Washington to London Stansted Airport. There are no popular flight routes from State of Washington to London Stansted Airport.

Search flight deals

Frequently asked questions about flying from Washington to London Stansted Airport

When did momondo last update prices for flights from Washington to London Stansted Airport?
Prices for flights from Washington to London Stansted Airport were last updated today.
How old do you have to be to fly from Washington to London Stansted Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to London Stansted Airport.
What documentation or ID do you need to fly to London Stansted Airport?
The travel and health documents you'll need for your trip to London Stansted Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Stansted Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Eastbourne

Wembley

Gatwick

Milton Keynes

Southend-on-Sea

Luton

Slough

Ipswich

Maidstone

Folkestone

Hastings

Ilford

Canterbury

Chichester

Hayes

Bedford

Guildford

Colchester

Harlow

Chelmsford

Why use momondo?

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

Finding the right flight to London from Washington is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

All flight searches from Washington to London on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Washington to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to London from Washington. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.