How do I get Price Alerts for flights from London Luton Airport to State of Washington?

Confirm your travel details to search for the latest offers for flights from London Luton Airport to State of Washington . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How does momondo find its flight prices?

momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Luton Airport to Washington.

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

The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£384 Cheap Flights from London Luton Airport to State of Washington in 2026

Find the cheapest flights from London Luton Airport to Washington

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

21:50 - 16:00LTN London Luton-SEA Seattle/Tacoma Intl

26h 10m2 stops Rome Fiumicino Frankfurt am Main

17:40 - 21:05SEA Seattle/Tacoma Intl-LTN London Luton

19h 25m2 stops Frankfurt am Main Rome Fiumicino

£475Multiple Airlines

Wed, 14 Oct - Wed, 21 Oct

05:40 - 16:00LTN London Luton-SEA Seattle/Tacoma Intl

18h 20m2 stops Barcelona-El Prat Frankfurt am Main

17:40 - 22:40SEA Seattle/Tacoma Intl-LTN London Luton

21h 00m2 stops Frankfurt am Main Barcelona-El Prat

£484Multiple Airlines

Thu, 15 Oct - Wed, 21 Oct

21:50 - 16:00LTN London Luton-SEA Seattle/Tacoma Intl

26h 10m2 stops Rome Fiumicino Frankfurt am Main

17:40 - 21:05SEA Seattle/Tacoma Intl-LTN London Luton

19h 25m2 stops Frankfurt am Main Rome Fiumicino

£493Multiple Airlines

Wed, 30 Sep - Wed, 21 Oct

14:25 - 13:45LTN London Luton-SEA Seattle/Tacoma Intl

31h 20m3 stops Dublin Stockholm Arlanda Kastrup Copenhagen

15:55 - 22:10SEA Seattle/Tacoma Intl-LTN London Luton

22h 15m2 stops Kastrup Copenhagen Dublin

£506Multiple Airlines

Mon, 28 Sep - Tue, 6 Oct

14:25 - 13:45LTN London Luton-SEA Seattle/Tacoma Intl

31h 20m2 stops Dublin Kastrup Copenhagen

15:55 - 22:10SEA Seattle/Tacoma Intl-LTN London Luton

22h 15m2 stops Kastrup Copenhagen Dublin

£516Multiple Airlines

Mon, 28 Sep - Tue, 6 Oct

20:35 - 16:00LTN London Luton-SEA Seattle/Tacoma Intl

27h 25m2 stops Milan Malpensa Frankfurt am Main

18:05 - 19:55SEA Seattle/Tacoma Intl-LTN London Luton

17h 50m2 stops Frankfurt am Main Milan Malpensa

£548Multiple Airlines

Thu, 8 Oct - Tue, 20 Oct

09:25 - 20:40LTN London Luton-SEA Seattle/Tacoma Intl

19h 15m2 stops Dublin Reykjavik Keflavik Intl

14:35 - 15:10SEA Seattle/Tacoma Intl-LTN London Luton

16h 35m2 stops Reykjavik Keflavik Intl Dublin

£581Multiple Airlines

Thu, 22 Oct - Sun, 1 Nov

18:20 - 12:20LTN London Luton-SEA Seattle/Tacoma Intl

26h 00m2 stops Berlin Brandenburg Frankfurt am Main

14:10 - 22:55SEA Seattle/Tacoma Intl-LTN London Luton

24h 45m2 stops Frankfurt am Main Berlin Brandenburg

£582Multiple Airlines

Fri, 9 Oct - Sat, 17 Oct

15:50 - 13:45LTN London Luton-SEA Seattle/Tacoma Intl

29h 55m2 stops Dublin Kastrup Copenhagen

15:55 - 21:40SEA Seattle/Tacoma Intl-LTN London Luton

21h 45m3 stops Kastrup Copenhagen Stockholm Arlanda Dublin

£589Multiple Airlines

Thu, 3 Sep - Sun, 13 Sep

17:10 - 13:45LTN London Luton-SEA Seattle/Tacoma Intl

28h 35m3 stops Dublin Stockholm Arlanda Kastrup Copenhagen

15:55 - 21:55SEA Seattle/Tacoma Intl-LTN London Luton

22h 00m3 stops Kastrup Copenhagen Stockholm Arlanda Dublin

£598Multiple Airlines

Fri, 11 Sep - Sat, 26 Sep

Cheap last-minute flights

Enter your travel dates to find the best prices.

06:20 - 21:00LTN London Luton-SEA Seattle/Tacoma Intl

22h 40m2 stops Dublin Calgary

19:00 - 22:05SEA Seattle/Tacoma Intl-LTN London Luton

19h 05m2 stops Reykjavik Keflavik Intl Glasgow Intl

£879Multiple Airlines

Fri, 14 Aug - Mon, 31 Aug

05:40 - 15:40LTN London Luton-SEA Seattle/Tacoma Intl

18h 00m2 stops Barcelona-El Prat Frankfurt am Main

18:05 - 00:50SEA Seattle/Tacoma Intl-LTN London Luton

22h 45m2 stops Frankfurt am Main Barcelona-El Prat

£892Multiple Airlines

Wed, 12 Aug - Thu, 20 Aug

09:00 - 09:40LTN London Luton-SEA Seattle/Tacoma Intl

32h 40m2 stops Dublin Calgary

19:10 - 15:25SEA Seattle/Tacoma Intl-LTN London Luton

12h 15m1 stop Dublin

£964Multiple Airlines

Sun, 16 Aug - Wed, 19 Aug

06:20 - 21:00LTN London Luton-SEA Seattle/Tacoma Intl

22h 40m2 stops Dublin Calgary

15:40 - 23:10SEA Seattle/Tacoma Intl-LTN London Luton

23h 30m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen Edinburgh Turnhouse

£969Multiple Airlines

Fri, 14 Aug - Thu, 27 Aug

06:20 - 09:40LTN London Luton-SEA Seattle/Tacoma Intl

35h 20m2 stops Dublin Calgary

15:40 - 18:25SEA Seattle/Tacoma Intl-LTN London Luton

18h 45m2 stops Reykjavik Keflavik Intl Václav Havel Prague

£984Multiple Airlines

Fri, 14 Aug - Thu, 27 Aug

06:20 - 21:00LTN London Luton-SEA Seattle/Tacoma Intl

22h 40m2 stops Dublin Calgary

19:10 - 15:30SEA Seattle/Tacoma Intl-LTN London Luton

12h 20m1 stop Dublin

£985Multiple Airlines

Fri, 14 Aug - Tue, 25 Aug

06:20 - 22:42LTN London Luton-SEA Seattle/Tacoma Intl

24h 22m3 stops Dublin Calgary Vancouver Intl

19:00 - 22:05SEA Seattle/Tacoma Intl-LTN London Luton

19h 05m2 stops Reykjavik Keflavik Intl Glasgow Intl

£986Multiple Airlines

Fri, 14 Aug - Mon, 31 Aug

06:20 - 21:00LTN London Luton-SEA Seattle/Tacoma Intl

22h 40m2 stops Dublin Calgary

19:10 - 15:25SEA Seattle/Tacoma Intl-LTN London Luton

12h 15m1 stop Dublin

£1,004Multiple Airlines

Fri, 14 Aug - Wed, 26 Aug

06:10 - 09:31LTN London Luton-PDX Portland

35h 21m3 stops Paris Charles de Gaulle Calgary Vancouver Intl

19:00 - 22:35PDX Portland-LTN London Luton

19h 35m2 stops Reykjavik Keflavik Intl Paris Charles de Gaulle

£1,019Multiple Airlines

Wed, 12 Aug - Wed, 26 Aug

06:05 - 21:00LTN London Luton-SEA Seattle/Tacoma Intl

22h 55m2 stops Paris Charles de Gaulle Calgary

15:40 - 23:10SEA Seattle/Tacoma Intl-LTN London Luton

23h 30m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen Edinburgh Turnhouse

£1,028Multiple Airlines

Thu, 13 Aug - Thu, 27 Aug

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Use the filters below to find and compare flights from London Luton Airport to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSeattle

LTN London Luton - SEA Seattle/Tacoma Intl

LTNSEA

London Luton

Wed 14/10

21:50-16:00

2 stops26h 10m

Seattle/Tacoma Intl

Wed 21/10

17:40-21:05

2 stops19h 25m

£475

LondonSeattle

LTN London Luton - SEA Seattle/Tacoma Intl

LTNSEA

London Luton

Thu 15/10

05:40-16:00

2 stops18h 20m

Seattle/Tacoma Intl

Wed 21/10

17:40-22:40

2 stops21h 00m

£484

LondonSeattle

LTN London Luton - SEA Seattle/Tacoma Intl

LTNSEA

London Luton

Wed 30/9

21:50-16:00

2 stops26h 10m

Seattle/Tacoma Intl

Wed 21/10

17:40-21:05

2 stops19h 25m

£493

LondonSeattle

LTN London Luton - SEA Seattle/Tacoma Intl

LTNSEA

London Luton

Mon 28/9

14:25-13:45

3 stops31h 20m

Seattle/Tacoma Intl

Tue 6/10

15:55-22:10

2 stops22h 15m

£506

LondonSeattle

LTN London Luton - SEA Seattle/Tacoma Intl

LTNSEA

London Luton

Mon 28/9

14:25-13:45

2 stops31h 20m

Seattle/Tacoma Intl

Tue 6/10

15:55-22:10

2 stops22h 15m

£516

LondonSeattle

LTN London Luton - SEA Seattle/Tacoma Intl

LTNSEA

London Luton

Thu 8/10

20:35-16:00

2 stops27h 25m

Seattle/Tacoma Intl

Tue 20/10

18:05-19:55

2 stops17h 50m

£548

Fastest return journey

LondonSeattle

LTN London Luton - SEA Seattle/Tacoma Intl

LTNSEA

London Luton

Thu 22/10

09:25-20:40

2 stops19h 15m

Seattle/Tacoma Intl

Sun 1/11

14:35-15:10

2 stops16h 35m

£581

LondonSeattle

LTN London Luton - SEA Seattle/Tacoma Intl

LTNSEA

London Luton

Fri 9/10

18:20-12:20

2 stops26h 00m

Seattle/Tacoma Intl

Sat 17/10

14:10-22:55

2 stops24h 45m

£582

LondonSeattle

LTN London Luton - SEA Seattle/Tacoma Intl

LTNSEA

London Luton

Thu 3/9

15:50-13:45

2 stops29h 55m

Seattle/Tacoma Intl

Sun 13/9

15:55-21:40

3 stops21h 45m

£589

LondonSeattle

LTN London Luton - SEA Seattle/Tacoma Intl

LTNSEA

London Luton

Fri 11/9

17:10-13:45

3 stops28h 35m

Seattle/Tacoma Intl

Sat 26/9

15:55-21:55

3 stops22h 00m

£598

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Fastest flight time	12h 20m
Direct flights	None

The fastest flight from London Luton Airport to State of Washington takes 12h 20m

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

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Frequently asked questions about flying from London Luton Airport to Washington

When did momondo last update prices for flights from London Luton Airport to Washington?
Prices for flights from London Luton Airport to Washington refresh daily.
How old do you have to be to fly from London Luton Airport to Washington?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Luton Airport to Washington.
What documentation or ID do you need to fly to Washington?
The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from London Luton Airport to Washington

How do I get Price Alerts for flights from London Luton Airport to State of Washington?
Confirm your travel details to search for the latest offers for flights from London Luton Airport to State of Washington. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from London Luton Airport to State of Washington with momondo?
By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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?

Yes. momondo enables you to select and highlight flights to Washington from London with this policy.

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?

Yes momondo offers price alerts on flights to Washington from London. 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.