What is the cheapest airline to fly from Washington, D.C. to London Stansted Airport round-trip?

Flying on PLAY is currently your cheapest option to London Stansted Airport, with prices starting at $561. PLAY is priced at 8% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest day to fly from Washington, D.C. to London Stansted Airport?

Travelers seeking maximum savings on their Washington, D.C. to London Stansted Airport flight should consider departing on Sunday afternoons when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in London Stansted Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Stansted Airport when rainfall is around 1.6 in.

If weather is an important factor for your trip to London Stansted Airport, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

What are the most popular routes from Washington, D.C. to London Stansted Airport?

Most travelers choose Washington, D.C. Dulles Intl - London Stansted, Baltimore/Washington - London Stansted or Washington, D.C. Reagan-National - London Stansted when deciding on the best route from Washington, D.C. to London Stansted Airport.

What is the cheapest day to fly round-trip from Washington, D.C. to London Stansted Airport?

Travelers have found that booking a Monday departure is the best way to save up to 38% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

How far in advance should I book a flight from Washington, D.C. to London Stansted Airport?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 48 days in advance, which can save you up to 35% on flights from Washington, D.C. to London Stansted Airport compared to booking the week you need them. Waiting 48 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $770. For sooner than that we have options available in the next 3 days from $886.

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

January is one of the best times of the year to fly to London Stansted Airport from Washington, D.C.. Prices for January average $734 per person but you can even find prices for as low as $386. The most expensive prices can be found in the month of June. Opting for a January flight can save you 29% on your journey compared to booking in June

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

Unlike at noon, when flights are generally more expensive, you can save up to 1% on flights from Washington, D.C. to London Stansted Airport by exploring options for tickets in the morning.

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

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

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

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

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

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

$206+ Flights from Washington, D.C. to London Stansted Airport

Q: How much does it cost to fly round-trip from Washington, D.C. to London Stansted Airport?

Airfare is below average for this route at the moment. Washington, D.C. to London Stansted Airport flights typically cost between $999 and $1,347 in September. The cheapest round-trip price found within the last 3 days was $504 on Multiple Airlines (Sep 1-Sep 9).

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

Round-trip from	$504 (Mytrip)
One-way from	$214 (Mytrip)
Popular in	August
Cheapest in	March
Average price	$694

From Washington, D.C. (WAS) to London Stansted

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One-way flight from Washington, D.C. (WAS) to London Stansted

Search Deals

Highest demand for flights based on searches. 21% potential increase in price ($171 potential increase over avg. RT price).

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Cheapest flight prices on average. 8% potential price decrease ($51 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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

Cheapest flights from Washington, D.C. to Stansted
Explore the most affordable flight options available from Washington, D.C. to Stansted. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Mon 9/18:25 pmIAD - STN

1 stop14h 40mMultiple Airlines

Tue 9/911:15 amSTN - IAD

1 stop13h 15mMultiple Airlines

Deal found 7/29

$504

Mon 9/1511:00 amDCA - STN

3 stops19h 50mMultiple Airlines

Mon 9/229:30 pmSTN - DCA

2 stops25h 34mMultiple Airlines

Deal found 7/30

$511

Tue 8/56:50 pmBWI - STN

1 stop10h 50mPLAY

Thu 8/2811:40 amSTN - BWI

1 stop11h 00mPLAY

Deal found 7/28

$561

Tue 8/128:30 pmBWI - STN

2 stops12h 50mMultiple Airlines

Tue 8/1911:15 amSTN - BWI

2 stops13h 10mMultiple Airlines

Deal found 7/29

$568

Best flights from Washington, D.C. to Stansted
Discover carefully curated flight deals from Washington, D.C. to Stansted that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2025.

Mon 9/18:25 pmIAD - STN

1 stop14h 40mMultiple Airlines

Tue 9/911:15 amSTN - IAD

1 stop13h 15mMultiple Airlines

Deal found 7/29

$504

Tue 8/56:50 pmBWI - STN

1 stop10h 50mPLAY

Thu 8/2811:40 amSTN - BWI

1 stop11h 00mPLAY

Deal found 7/28

$561

Mon 9/1511:00 amDCA - STN

3 stops19h 50mMultiple Airlines

Mon 9/229:30 pmSTN - DCA

2 stops25h 34mMultiple Airlines

Deal found 7/30

$511

Tue 8/128:30 pmBWI - STN

2 stops12h 50mMultiple Airlines

Tue 8/1911:15 amSTN - BWI

2 stops13h 10mMultiple Airlines

Deal found 7/29

$568

Last-minute flights from Washington, D.C. to Stansted
Discover last-minute flight deals from Washington, D.C. to Stansted. Data last updated July 30, 2025 and is based on user searches.

Mon 8/44:30 pmDCA - STN

2 stops23h 30mMultiple Airlines

Mon 8/1110:00 pmSTN - DCA

2 stops26h 42mMultiple Airlines

Deal found 7/28

$652

Tue 8/55:20 pmIAD - STN

1 stop9h 30mMultiple Airlines

Wed 8/208:15 amSTN - IAD

1 stop12h 35mMultiple Airlines

Deal found 7/28

$552

Tue 8/56:50 pmBWI - STN

1 stop10h 50mPLAY

Thu 8/2811:40 amSTN - BWI

1 stop11h 00mPLAY

Deal found 7/28

$561

Tue 8/56:50 pmBWI - STN

1 stop10h 50mMultiple Airlines

Wed 8/2712:45 pmSTN - BWI

2 stops33h 55mMultiple Airlines

Deal found 7/28

$571

Tue 8/56:50 pmBWI - STN

1 stop10h 50mWorldTicket

Wed 8/2011:40 amSTN - BWI

1 stop11h 00mWorldTicket

Deal found 7/28

$840

Tue 8/128:30 pmIAD - STN

2 stops12h 50mMultiple Airlines

Tue 8/1911:15 amSTN - IAD

2 stops15h 55mMultiple Airlines

Deal found 7/29

$543

Tue 8/128:30 pmBWI - STN

2 stops12h 50mMultiple Airlines

Tue 8/1911:15 amSTN - BWI

2 stops13h 10mMultiple Airlines

Deal found 7/29

$568

Wed 8/2712:55 pmDCA - STN

3 stops20h 30mMultiple Airlines

Mon 9/110:00 pmSTN - DCA

2 stops22h 51mMultiple Airlines

Deal found 7/29

$586

One-way flights from Washington, D.C. to Stansted
Search for one-way flight options from Washington, D.C. to Stansted. Find affordable one-way fares based on user searches. Data last updated July 30, 2025.

Sun 9/146:00 amBWI - STN

3 stops48h 50mMultiple Airlines

Deal found 7/28

$206

Tue 8/56:50 pmBWI - STN

1 stop10h 50mPLAY

Deal found 7/30

$227

Wed 10/16:50 pmBWI - STN

1 stop10h 50mWorldTicket

Deal found 7/30

$230

Sat 9/610:35 pmIAD - STN

2 stops20h 45mMultiple Airlines

Deal found 7/29

$264

Mon 10/66:50 pmDCA - STN

2 stops14h 10mMultiple Airlines

Deal found 7/29

$285

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.London

IAD - STN

IADSTN

Washington, D.C. Dulles Intl

Mon 9/1

8:25 pm-4:05 pm

1 stop14h 40m

London Stansted

Tue 9/9

11:15 am-7:30 pm

1 stop13h 15m

$504

Washington, D.C.London

DCA - STN

DCASTN

Washington, D.C. Reagan-National

Mon 9/15

11:00 am-11:50 am

3 stops19h 50m

London Stansted

Mon 9/22

9:30 pm-6:04 pm

2 stops25h 34m

$511

BaltimoreLondon

BWI - STN

BWISTN

Baltimore/Washington

Tue 8/5

6:50 pm-10:40 am

1 stop10h 50m

London Stansted

Thu 8/28

11:40 am-5:40 pm

1 stop11h 00m

$561

BaltimoreLondon

BWI - STN

BWISTN

Baltimore/Washington

Tue 8/12

8:30 pm-2:20 pm

2 stops12h 50m

London Stansted

Tue 8/19

11:15 am-7:25 pm

2 stops13h 10m

$568

BaltimoreLondon

BWI - STN

BWISTN

Baltimore/Washington

Sun 9/14

6:00 am-11:50 am

3 stops48h 50m

$206

BaltimoreLondon

BWI - STN

BWISTN

Baltimore/Washington

Tue 8/5

6:50 pm-10:40 am

1 stop10h 50m

$227

BaltimoreLondon

BWI - STN

BWISTN

Baltimore/Washington

Wed 10/1

6:50 pm-10:40 am

1 stop10h 50m

$230

Washington, D.C.London

IAD - STN

IADSTN

Washington, D.C. Dulles Intl

Sat 9/6

10:35 pm-12:20 am

2 stops20h 45m

$264

Washington, D.C.London

DCA - STN

DCASTN

Washington, D.C. Reagan-National

Mon 10/6

6:50 pm-2:00 pm

2 stops14h 10m

$285

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Washington, D.C. to Stansted

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

Estimated round-trip 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 Washington, D.C. to London Stansted Airport

How much does it cost to fly round-trip from Washington, D.C. to London Stansted Airport?

Reviews of airlines servicing Stansted

Peruse reviews from past customers who have flown with PLAY from Washington, D.C. to London Stansted Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

PLAY

7.0

Good

102 reviews

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

102 reviews

PLAY

7.0

Good

102 reviews

Reviews

1 / 2

4.0

Okay

Lisa,Oct 2024

BER - KEF

Related info for your journey

What is the cheapest airline to fly from Washington, D.C. to London Stansted Airport round-trip?
Flying on PLAY is currently your cheapest option to London Stansted Airport, with prices starting at $561. PLAY is priced at 8% lower than the current average price of a flight leaving 3 months from now.
What are the most popular routes from Washington, D.C. to London Stansted Airport?
Most travelers choose Washington, D.C. Dulles Intl - London Stansted, Baltimore/Washington - London Stansted or Washington, D.C. Reagan-National - London Stansted when deciding on the best route from Washington, D.C. to London Stansted Airport.
Can I find deals for flights from Washington, D.C. to Stansted that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Stansted flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Stansted?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Stansted.
Can I find deals for business class flights from Washington, D.C. to Stansted?
Yes. Cheapflights offers flight deals from Washington, D.C. to Stansted by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Harrow

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Dover

Orpington

Watford

Gatwick

Borehamwood

Dartford

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Chelmsford

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Eastbourne

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Alternative routes for Washington, D.C. to Stansted

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

Airline	Cheapest	Average	Flexibility	On-time
PLAY	Cheapest$313	Average$501	FlexibilityNo cancel fee	On-timeN/A

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$206+ Cheap flights from Washington, D.C. (WAS) to Stansted (STN)

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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington, D.C. to Stansted with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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

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One-way from

Popular in

Cheapest in

Average price

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

Cheapest flights from Washington, D.C. to StanstedExplore the most affordable flight options available from Washington, D.C. to Stansted. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Explore the most affordable flight options available from Washington, D.C. to Stansted. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Washington, D.C. to Stansted

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

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to London Stansted Airport

How much does it cost to fly round-trip from Washington, D.C. to London Stansted Airport?

Reviews of airlines servicing Stansted

Peruse reviews from past customers who have flown with PLAY from Washington, D.C. to London Stansted Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What is the cheapest airline to fly from Washington, D.C. to London Stansted Airport round-trip?

What are the most popular routes from Washington, D.C. to London Stansted Airport?

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

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

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

Traveling to a place near London Stansted Airport?

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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington, D.C. to Stansted

See prices for flight routes from nearby airports that may be better suited for you.

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

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Cheapest flights from Washington, D.C. to Stansted
Explore the most affordable flight options available from Washington, D.C. to Stansted. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.