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Cheap flights from London Stansted Airport to Washington, D.C. from £315

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 18/10. Fares are subject to change and may not be available on all flights or dates of travel.
STN — WAS
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Stansted to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Stansted (STN) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 September 2025.

Round-trip from

£392

One-way from

£315

Popular in

August

Cheapest in

February

Average price

£310
13/11-30/11
  • 13/11-30/11
  • 4 total stops
  • 46h 25m total
  • London to Washington, D.C.
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18/10
  • 18/10
  • 2 total stops
  • 49h 30m total
  • London to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£86 potential increase over avg. return price).
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Cheapest flight prices on average. 5% potential price decrease (£15 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Stansted to Washington, D.C.

Cheapest flights from Stansted to Washington, D.C.
Explore the most affordable flight options available from Stansted to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Wed 17/911:40STN - BWI
1 stop11h 00mPLAY
Tue 23/918:50BWI - STN
1 stop10h 50mPLAY
Deal found 16/9£391
Thu 13/1121:20STN - IAD
2 stops26h 10mMultiple Airlines
Sun 30/1119:40IAD - STN
2 stops20h 15mMultiple Airlines
Deal found 16/9£392
Fri 19/911:40STN - BWI
1 stop11h 00mPLAY
Tue 23/918:50BWI - STN
1 stop10h 50mPLAY
Deal found 16/9£394
Mon 10/1106:10STN - IAD
2 stops17h 20mMultiple Airlines
Fri 14/1119:40IAD - STN
2 stops20h 05mMultiple Airlines
Deal found 15/9£394
Fri 26/911:40STN - BWI
1 stop11h 00mPLAY
Wed 1/1018:50BWI - STN
1 stop10h 50mPLAY
Deal found 15/9£396
Sat 20/911:40STN - BWI
1 stop11h 00mPLAY
Mon 13/1018:50BWI - STN
1 stop10h 50mPLAY
Deal found 16/9£399
Sat 11/1011:40STN - BWI
1 stop11h 00mPLAY
Mon 13/1018:50BWI - STN
1 stop10h 50mPLAY
Deal found 14/9£401
Thu 23/1009:20STN - IAD
1 stop11h 30mMultiple Airlines
Sun 26/1022:00IAD - STN
1 stop18h 05mMultiple Airlines
Deal found 15/9£402
Fri 19/911:40STN - BWI
1 stop11h 00mPLAY
Wed 1/1018:50BWI - STN
1 stop10h 50mPLAY
Deal found 16/9£403
Fri 31/1013:30STN - IAD
2 stops32h 10mMultiple Airlines
Fri 7/1116:25IAD - STN
2 stops19h 10mMultiple Airlines
Deal found 16/9£407
Wed 15/1011:40STN - BWI
1 stop11h 00mPLAY
Wed 22/1018:50BWI - STN
1 stop10h 50mPLAY
Deal found 16/9£408
Thu 25/911:40STN - BWI
1 stop11h 00mPLAY
Wed 1/1018:50BWI - STN
1 stop10h 50mPLAY
Deal found 15/9£408

Cheapflights Fare Finder

 
Customise your flight search to find flights from Stansted to Washington, D.C. 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 17 September 2025.
Use the filters below to find and compare flights from London Stansted Airport to Washington, D.C. that are best for you.

Fly from

Stansted

Fly to

Washington, D.C.

Route

Depart

Return

Price

LondonBaltimore

STN - BWI

STNBWI

London Stansted

Fri 26/9

11:40-17:40

1 stop11h 00m

Baltimore/Washington

Wed 1/10

18:50-10:40

1 stop10h 50m

£396

LondonBaltimore

STN - BWI

STNBWI

London Stansted

Thu 13/11

21:20-18:40

2 stops26h 20m

Baltimore/Washington

Sun 30/11

19:40-20:55

2 stops20h 15m

£401

LondonBaltimore

STN - BWI

STNBWI

London Stansted

Sat 11/10

11:40-17:40

1 stop11h 00m

Baltimore/Washington

Mon 13/10

18:50-10:40

1 stop10h 50m

£401

LondonBaltimore

STN - BWI

STNBWI

London Stansted

Wed 15/10

11:40-17:40

1 stop11h 00m

Baltimore/Washington

Wed 22/10

18:50-10:40

1 stop10h 50m

£408

LondonBaltimore

STN - BWI

STNBWI

London Stansted

Thu 16/10

21:50-17:40

2 stops24h 50m

Baltimore/Washington

Sun 19/10

18:50-10:40

1 stop10h 50m

£408

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

Fri 31/10

06:30-16:35

1 stop14h 05m

Washington, D.C. Dulles Intl

Fri 7/11

21:00-16:35

1 stop14h 35m

£413

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

Thu 2/10

08:15-15:50

1 stop12h 35m

Washington, D.C. Dulles Intl

Mon 13/10

17:20-07:50

1 stop9h 30m

£415

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

Fri 3/10

06:40-15:50

1 stop14h 10m

Washington, D.C. Dulles Intl

Mon 6/10

20:25-16:05

1 stop14h 40m

£416

LondonBaltimore

STN - BWI

STNBWI

London Stansted

Tue 14/10

22:05-17:40

2 stops24h 35m

Baltimore/Washington

Tue 21/10

18:50-10:40

1 stop10h 50m

£421

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

Sun 5/10

08:15-19:20

2 stops16h 05m

Washington, D.C. Dulles Intl

Sat 11/10

20:30-00:20

2 stops22h 50m

£423

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 44 results
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Best time to book a flight from Stansted to Washington, D.C.

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

What is the cheapest month to book a flight from London Stansted Airport to Washington, D.C.?

Currently, January is the cheapest month in which you can book a flight from London Stansted Airport to Washington, D.C. (average of £599). Flying from London Stansted Airport to Washington, D.C. in July is currently the most expensive (average of £947). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Stansted to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 September 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 17% on flights from London Stansted Airport to Washington, D.C. by exploring options for tickets in the morning.

What’s the top stopover airport for flights from London Stansted Airport to Washington, D.C.?

Share of one-stop return flights from London Stansted Airport to Washington, D.C. chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Reykjavik (KEF) – chosen by Cheapflights users on 97% of one-stop itineraries from London Stansted Airport to Washington, D.C. on Cheapflights.

What’s the cheapest stopover airport for flights from London Stansted Airport to Washington, D.C.?

Average return fare for one-stop flights from London Stansted Airport to Washington, D.C., chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Reykjavik (KEF) is the most affordable one-stop option, with an average return flight price of £387.

What’s the fastest stopover option from London Stansted Airport to Washington, D.C.?

Shortest average travel time for one-stop one-way flights from London Stansted Airport to Washington, D.C., based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Reykjavik (KEF) have the shortest average one-way travel time for one-stop routes: 10h 59m.

Which airport typically offers the quickest stopover for flights from London Stansted Airport to Washington, D.C.?

Average stopover duration for one-stop one-way flights from London Stansted Airport to Washington, D.C., chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Reykjavik (KEF) offer the fastest connection on this route, with an average stopover time of 1h 31m.

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington, D.C.. Reviews last updated 17 September 2025.
Read reviews from past customers who have flown with PLAY from London Stansted Airport to Washington, D.C.. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
PLAY
7.0
Good
Check prices

Boarding

7.3

Overall

7.0

Crew

8.0

Entertainment

4.7

Food

5.5

Comfort

6.5

Reviews

1 / 2
4.0
Okay

Lisa,Oct 2024

BER - KEF

I’ll never fly Play again. We were jammed into the tiniest spaces ever and they didn’t even give us water, tea, or coffee without charging. When we were coming in for a landing I thought we might never make it off the plane alive. The worst.
PLAY
7.0
Good
PLAY
7.0
Good
Check prices

Boarding

7.3

Overall

7.0

Crew

8.0

Entertainment

4.7

Food

5.5

Comfort

6.5

Reviews

1 / 2
4.0
Okay

Lisa,Oct 2024

BER - KEF

I’ll never fly Play again. We were jammed into the tiniest spaces ever and they didn’t even give us water, tea, or coffee without charging. When we were coming in for a landing I thought we might never make it off the plane alive. The worst.

Related info for your journey

Find useful and relevant information for your journey from Stansted to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London Stansted Airport to Washington, D.C.?

    There are many flights that can get you from London Stansted Airport to Washington, D.C. in 11h. Fly via PLAY to get the fastest option. The distance between London Stansted Airport and Washington, D.C. is about 3641 mi.

  • Can I find deals for flights from Stansted to Washington, D.C. that include hotel bookings?

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

  • How can I find direct flights from Stansted to Washington, D.C.?

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

  • Can I find deals for business class flights from Stansted to Washington, D.C.?

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

  • What is the cheapest month to book a flight from London Stansted Airport to Washington, D.C.?

    Currently, January is the cheapest month in which you can book a flight from London Stansted Airport to Washington, D.C. (average of £599). Flying from London Stansted Airport to Washington, D.C. in July is currently the most expensive (average of £947). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Silver Spring
Hanover
Oxon Hill
Woodbridge
Arlington
College Park
Tysons

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Stansted to Washington, D.C.

Discover the top airline that operate flights from Stansted to Washington, D.C.. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest£267Average£385FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Stansted to Washington, D.C.?

When you search for this flight from Stansted to Washington, D.C., Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Stansted to Washington, D.C.?

Cheapflights helps you find that perfect flight to Washington, D.C. from Stansted by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Stansted to Washington, D.C. with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Stansted to Washington, D.C., users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Stansted to Washington, D.C. become cheaper?

Not ready to book yet? You can track prices for flights from Stansted to Washington, D.C. on Cheapflights with our Price Alert feature and get notified when better prices are available.

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