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

Airlines like Turkish Airlines fly from London Stansted Airport to State of Washington in about 37h 08m. The time it takes to get you to your destination can typically vary by up to . London Stansted Airport and State of Washington are separated by a distance of 4778 mi.

In terms of precipitation, rainfall in State of Washington ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit State of Washington when rainfall is around 18.0 mm.

If weather is an important factor for your trip to State of Washington, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

What is the cheapest time of day to fly from STN to WA?

When flying from London Stansted Airport to State of Washington, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from Stansted to Washington?

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

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

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

£388+ Cheap Flights from London Stansted Airport to Washington

Cheap flight deals from Stansted to Washington

Enter your travel dates to find the best prices.

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Cheapest flights from Stansted to Washington
Explore the most affordable flight options available from Stansted to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 November 2026.

Wed 25/1108:40 -

2 stops16h 20m

Fri 4/1214:35 -

2 stops23h 45m

Deal found 4/11£523

Wed 25/1107:15 -

2 stops17h 45m

Sun 29/1114:35 -

2 stops23h 35m

Deal found 4/11£533

Mon 23/1117:30 -

2 stops31h 30m

Sun 6/1214:35 -

2 stops17h 05m

Deal found 4/11£591

Fri 20/1122:20 -

2 stops26h 40m

Sun 29/1114:35 -

2 stops21h 50m

Deal found 8/11£595

Sat 14/1107:55 -

2 stops17h 05m

Fri 27/1114:35 -

2 stops16h 40m

Deal found 8/11£605

Thu 3/1207:20 -

2 stops17h 40m

Mon 7/1214:35 -

2 stops16h 30m

Deal found 7/11£616

Thu 26/1106:25 -

2 stops17h 30m

Fri 15/114:35 -

2 stops20h 05m

Deal found 4/11£628

Thu 12/1106:25 -

2 stops17h 30m

Sun 15/1115:00 -

2 stops19h 15m

Deal found 7/11£632

Find flight deals from Stansted to Washington

Round-trip from	£454
One-way from	£388
Popular in	August
Cheapest in	February
Average price	£493

15/1-22/1
4 total stops
37h 35m total
London to Washington

Search Deals

15/12-31/12
2 total stops
36h 32m total
London to Washington

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (£38 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 2026

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Cheapflights Fare Finder

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

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Price

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LondonSeattle

STN London Stansted - SEA Seattle/Tacoma Intl

STNSEA

London Stansted

Sat 26/12

19:45-17:00

2 stops29h 15m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£628

LondonSeattle

STN London Stansted - SEA Seattle/Tacoma Intl

STNSEA

London Stansted

Wed 3/2

10:55-16:03

2 stops37h 08m

Seattle/Tacoma Intl

Wed 3/3

19:05-16:20

1 stop37h 15m

£749

LondonSeattle

STN London Stansted - SEA Seattle/Tacoma Intl

STNSEA

London Stansted

Wed 25/11

10:55-16:19

2 stops37h 24m

Seattle/Tacoma Intl

Wed 2/12

19:05-09:55

1 stop30h 50m

£749

LondonSeattle

STN London Stansted - SEA Seattle/Tacoma Intl

STNSEA

London Stansted

Thu 7/1

10:55-16:03

2 stops37h 08m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£754

LondonSeattle

STN London Stansted - SEA Seattle/Tacoma Intl

STNSEA

London Stansted

Thu 26/11

17:20-23:20

2 stops38h 00m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£758

LondonSeattle

STN London Stansted - SEA Seattle/Tacoma Intl

STNSEA

London Stansted

Sun 10/1

17:20-16:03

2 stops30h 43m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£763

LondonSeattle

STN London Stansted - SEA Seattle/Tacoma Intl

STNSEA

London Stansted

Sun 31/1

17:20-20:48

2 stops35h 28m

Seattle/Tacoma Intl

Sat 6/2

10:52-09:55

2 stops39h 03m

£768

LondonSeattle

STN London Stansted - SEA Seattle/Tacoma Intl

STNSEA

London Stansted

Wed 9/12

10:55-17:10

1 stop38h 15m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£779

LondonSeattle

STN London Stansted - SEA Seattle/Tacoma Intl

STNSEA

London Stansted

Wed 18/11

10:55-17:10

1 stop38h 15m

Seattle/Tacoma Intl

Wed 2/12

10:48-09:55

2 stops39h 07m

£779

LondonSeattle

STN London Stansted - SEA Seattle/Tacoma Intl

STNSEA

London Stansted

Mon 11/1

10:55-17:10

1 stop38h 15m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£784

Flights are sorted by cheapest return flights first.

Deals found on 9/11

Showing 1-10 of 21 resultsSorted by cheapest first

Best time to book a flight from Stansted to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Stansted with our price prediction graph.

STN-SEA

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 London Stansted Airport to Washington

STN-USWA

STN-SEA

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

Related info for your journey

How long is the flight from London Stansted Airport to State of Washington?
Airlines like Turkish Airlines fly from London Stansted Airport to State of Washington in about 37h 08m. The time it takes to get you to your destination can typically vary by up to . London Stansted Airport and State of Washington are separated by a distance of 4778 mi.
Can I find deals for flights from Stansted to Washington that include hotel bookings?
Yes. In addition to deals on Stansted to Washington flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Stansted to Washington?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Stansted to Washington.
Can I find deals for business class flights from Stansted to Washington?
Yes. Cheapflights offers flight deals from Stansted to Washington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Why should you use Cheapflights to find cheap flight tickets from Stansted to Washington?

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Can Cheapflights find flights from Stansted to Washington with no change fees?

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Cheap flights from London Stansted Airport to Washington from £388

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Stansted to Washington

Cheapest flights from Stansted to WashingtonExplore the most affordable flight options available from Stansted to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 November 2026.

Explore the most affordable flight options available from Stansted to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 November 2026.

Best flights from Stansted to WashingtonDiscover carefully curated flight deals from Stansted to Washington that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 November 2026.

Discover carefully curated flight deals from Stansted to Washington that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 November 2026.

Last-minute flights from Stansted to WashingtonDiscover last-minute flight deals from Stansted to Washington. Data last updated 9 November 2026 and is based on user searches.

Discover last-minute flight deals from Stansted to Washington. Data last updated 9 November 2026 and is based on user searches.

One-way flights from Stansted to WashingtonSearch for one-way flight options from Stansted to Washington. Find affordable one-way fares based on user searches. Data last updated 9 November 2026.

Search for one-way flight options from Stansted to Washington. Find affordable one-way fares based on user searches. Data last updated 9 November 2026.

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Best time to book a flight from Stansted to Washington

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Related info for your journey

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

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

How can I find direct flights from Stansted to Washington?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Stansted to Washington

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Stansted and Washington flights

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Cheapest flights from Stansted to Washington
Explore the most affordable flight options available from Stansted to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 November 2026.

Best flights from Stansted to Washington
Discover carefully curated flight deals from Stansted to Washington that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 November 2026.

Last-minute flights from Stansted to Washington
Discover last-minute flight deals from Stansted to Washington. Data last updated 9 November 2026 and is based on user searches.

One-way flights from Stansted to Washington
Search for one-way flight options from Stansted to Washington. Find affordable one-way fares based on user searches. Data last updated 9 November 2026.