Cheap flights from London Stansted Airport to Washington from £389
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 31/7. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Stansted to Washington
Keep the following information in mind while searching for Stansted to Washington flight deals. Data was last updated 13 June 2025.
Find 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 13 June 2025.
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 13 June 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Stansted to 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, Cheapflights users made 858,174 searches. Data last updated 13 June 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
Fri 22/8
17:05-13:50
3 stops28h 45m
Seattle/Tacoma Intl
Sat 30/8
16:00-00:20
2 stops24h 20m
LondonPortland
STN - PDX
STNPDX
London Stansted
Tue 8/7
07:50-09:30
3 stops33h 40m
Portland
Wed 16/7
15:20-22:30
2 stops23h 10m
LondonSeattle
STN - SEA
STNSEA
London Stansted
Thu 31/7
06:50-12:31
3 stops37h 41m
LondonPortland
STN - PDX
STNPDX
London Stansted
Wed 25/6
08:15-20:23
3 stops20h 08m
LondonSeattle
STN - SEA
STNSEA
London Stansted
Fri 19/9
19:50-22:20
2 stops34h 30m
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.
Cheapflights Insights
Everything you need to know about your flight from London Stansted Airport to Washington
Rainfall in Washington by month
Plan your trip to Washington by taking into account the average rainfall totals by month.
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.
Temperature in Washington by month
Plan your trip to Washington by taking into account the average temperature totals by month.
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).
Related info for your journey
Find useful and relevant information for your journey from Stansted to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Stansted to Washington
See prices for flight routes from nearby airports that may be better suited for you.
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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?
Yes, we can. To see specific flights from Stansted to Washington with no change fees, users can toggle flexible booking options after using the search form above to find flights.
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