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Cheap flights from Stansted (STN) to Dulles Intl (IAD) from $290

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 8/27. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STN — IAD
May 21 — May 281
From?
To?
Tue 5/21
Tue 5/28
1 adult, Economy
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The best prices from London Stansted to Washington, D.C. Dulles Intl are usually found in January or November, booked 39 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Stansted to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Stansted (STN) to Dulles Intl (IAD). 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 May 16, 2024.

Popular in

July

Cheapest in

January

Average price

$562

Round-trip from

$235
High demand for flights, 27% potential price rise
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Best time to find cheap flights, 28% potential price drop
Search Deals
Average for round-trip flights in May 2024
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From London Stansted to Washington, D.C. Dulles Intl
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How far in advance should I book a flight from London Stansted Airport to Washington, D.C. Dulles Intl Airport?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 60 days in advance, which can save you up to 23% on flights from London Stansted Airport to Washington, D.C. Dulles Intl Airport compared to booking the week you need them. Waiting 60 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 $688. For sooner than that we have options available in the next 3 days from $719.

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

The best pricing can be found in the month of November. Prices to Washington, D.C. Dulles Intl Airport from London Stansted Airport average $647. You can even find prices in November for less than $647, as users have found deals to Washington, D.C. Dulles Intl Airport from as low as $355. The month of July appears to be one of the more expensive times to travel to Washington, D.C. Dulles Intl Airport from London Stansted Airport. Flying in the targeted month can save you up to 20%.

When is the cheapest time to fly from London Stansted Airport to Washington, D.C. Dulles Intl Airport (STN - IAD)?

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

Cheap PLAY flights from Stansted to Dulles Intl

Explore cheap flight options specifically provided by PLAY for the route between Stansted and Dulles Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Thu 11/710:55 amSTN - IAD
1 stop11h 00mPLAY
Wed 12/46:05 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$365
Thu 11/710:55 amSTN - IAD
1 stop11h 00mPLAY
Thu 12/56:05 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$369
Mon 11/410:55 amSTN - IAD
1 stop11h 00mPLAY
Fri 11/156:05 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$379
Mon 11/1110:55 amSTN - IAD
1 stop11h 00mPLAY
Mon 11/186:05 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$396
Tue 9/311:40 amSTN - IAD
1 stop11h 00mPLAY
Tue 9/106:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$405
Sun 11/1010:55 amSTN - IAD
1 stop11h 00mPLAY
Sat 11/166:05 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/16$407
Tue 9/311:40 amSTN - IAD
1 stop11h 00mPLAY
Fri 9/66:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$413
Wed 5/2911:40 amSTN - IAD
1 stop11h 00mPLAY
Tue 7/166:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$418
Wed 6/1211:40 amSTN - IAD
1 stop11h 00mPLAY
Sun 9/86:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$424

Cheap Stansted to Dulles Intl flights in May & June 2024

Find cheap flight options from Stansted to Dulles Intl specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Prices were last updated on May 16, 2024.
Wed 5/2911:40 amSTN - IAD
1 stop11h 00mPLAY
Tue 7/166:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$418
Wed 6/1211:40 amSTN - IAD
1 stop11h 00mPLAY
Sun 9/86:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$424
Wed 6/1211:40 amSTN - IAD
1 stop11h 00mPLAY
Mon 9/96:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$428
Fri 6/1411:40 amSTN - IAD
1 stop11h 00mPLAY
Sun 6/306:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$437
Tue 6/411:40 amSTN - IAD
1 stop11h 00mPLAY
Wed 4/26:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/16$443
Wed 6/511:40 amSTN - IAD
1 stop11h 00mPLAY
Mon 8/266:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$460
Wed 6/511:40 amSTN - IAD
1 stop11h 00mPLAY
Mon 8/266:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/16$462
Mon 6/2411:40 amSTN - IAD
1 stop11h 00mPLAY
Mon 9/236:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$483
Fri 5/1711:40 amSTN - IAD
1 stop11h 00mPLAY
Sat 7/276:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$486

Stansted to Dulles Intl 2024 flight deals

Discover exclusive flight deals for travel between Stansted and Dulles Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Thu 11/710:55 amSTN - IAD
1 stop11h 00mPLAY
Wed 12/46:05 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$365
Thu 11/710:55 amSTN - IAD
1 stop11h 00mPLAY
Wed 12/46:05 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/16$367
Thu 11/710:55 amSTN - IAD
1 stop11h 00mPLAY
Thu 12/56:05 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$369
Thu 11/2810:55 amSTN - IAD
1 stop11h 00mPLAY
Tue 12/106:05 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$371
Fri 11/2210:55 amSTN - IAD
1 stop11h 00mPLAY
Fri 12/66:05 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$375
Thu 11/1410:55 amSTN - IAD
1 stop11h 00mPLAY
Thu 12/56:05 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/16$376
Wed 11/2010:55 amSTN - IAD
1 stop11h 00mPLAY
Mon 11/256:05 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/16$378
Mon 11/410:55 amSTN - IAD
1 stop11h 00mPLAY
Fri 11/156:05 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$379
Fri 11/2210:55 amSTN - IAD
1 stop11h 00mPLAY
Mon 12/26:05 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$388

Stansted to Dulles Intl flights leaving soon

Find last-minute flight options from Stansted to Dulles Intl for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Tue 5/219:55 pmSTN - IAD
2 stops24h 45mMultiple Airlines
Tue 7/96:50 pmIAD - STN
1 stop10h 50mMultiple Airlines
Deal found 5/15$592
Wed 5/2211:40 amSTN - IAD
1 stop11h 00mPLAY
Fri 9/136:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$745
Sat 5/2511:40 amSTN - IAD
1 stop11h 00mPLAY
Sun 6/26:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$797
Sat 5/2511:40 amSTN - IAD
1 stop11h 00mPLAY
Thu 6/206:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/16$850
Sun 5/2611:40 amSTN - IAD
1 stop11h 00mPLAY
Sun 6/26:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$863
Wed 5/2211:40 amSTN - IAD
1 stop11h 00mPLAY
Sun 6/236:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/16$865
Sat 5/2511:40 amSTN - IAD
1 stop11h 00mPLAY
Fri 6/216:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/15$878
Sat 5/2511:40 amSTN - IAD
1 stop11h 00mPLAY
Fri 6/216:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/16$880
Sat 5/2511:40 amSTN - IAD
1 stop11h 00mPLAY
Wed 5/296:50 pmIAD - STN
1 stop10h 50mPLAY
Deal found 5/16$894

One-way flights to Dulles Intl from Stansted

Search for one-way flight options from Stansted to Dulles Intl. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Tue 8/279:30 pmSTN - IAD
2 stops25h 10mMultiple Airlines
Deal found 5/16$290
Thu 11/710:55 amSTN - IAD
1 stop11h 00mPLAY
Deal found 5/15$302
Fri 8/309:10 pmSTN - IAD
2 stops25h 30mMultiple Airlines
Deal found 5/15$311
Thu 6/611:40 amSTN - IAD
1 stop11h 00mPLAY
Deal found 5/16$316
Thu 6/611:40 amSTN - IAD
1 stop11h 00mPLAY
Deal found 5/15$317
Sun 6/29:10 pmSTN - IAD
2 stops25h 30mMultiple Airlines
Deal found 5/15$342
Fri 8/3011:40 amSTN - IAD
1 stop11h 00mPLAY
Deal found 5/15$344
Fri 6/1411:40 amSTN - IAD
1 stop11h 00mPLAY
Deal found 5/14$345
Tue 8/209:30 pmSTN - IAD
2 stops25h 10mMultiple Airlines
Deal found 5/15$347

Find flights from Stansted to Dulles Intl within your budget

Customize your flight search to find flights from Stansted to Dulles Intl 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 2,637,452 searches. Data last updated May 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$365 - $796

Route

Depart

Return

Price

London StanstedWashington, D.C. Dulles Intl

STN - IAD

STNIAD

London Stansted

Thu 11/7

1 stop11h 00m

Washington, D.C. Dulles Intl

Wed 12/4

1 stop10h 50m

$365

London StanstedWashington, D.C. Dulles Intl

STN - IAD

STNIAD

London Stansted

Thu 11/7

1 stop11h 00m

Washington, D.C. Dulles Intl

Thu 12/5

1 stop10h 50m

$369

London StanstedWashington, D.C. Dulles Intl

STN - IAD

STNIAD

London Stansted

Mon 11/4

1 stop11h 00m

Washington, D.C. Dulles Intl

Fri 11/15

1 stop10h 50m

$379

London StanstedWashington, D.C. Dulles Intl

STN - IAD

STNIAD

London Stansted

Mon 11/11

1 stop11h 00m

Washington, D.C. Dulles Intl

Mon 11/18

1 stop10h 50m

$396

London StanstedWashington, D.C. Dulles Intl

STN - IAD

STNIAD

London Stansted

Tue 9/3

1 stop11h 00m

Washington, D.C. Dulles Intl

Tue 9/10

1 stop10h 50m

$405

London StanstedWashington, D.C. Dulles Intl

STN - IAD

STNIAD

London Stansted

Sun 11/10

1 stop11h 00m

Washington, D.C. Dulles Intl

Sat 11/16

1 stop10h 50m

$407

London StanstedWashington, D.C. Dulles Intl

STN - IAD

STNIAD

London Stansted

Tue 9/3

1 stop11h 00m

Washington, D.C. Dulles Intl

Fri 9/6

1 stop10h 50m

$413

London StanstedWashington, D.C. Dulles Intl

STN - IAD

STNIAD

London Stansted

Wed 5/29

1 stop11h 00m

Washington, D.C. Dulles Intl

Tue 7/16

1 stop10h 50m

$418

London StanstedWashington, D.C. Dulles Intl

STN - IAD

STNIAD

London Stansted

Sun 6/16

2 stops25h 40m

Washington, D.C. Dulles Intl

Tue 6/25

1 stop10h 50m

$796

Flights are sorted by cheapest first

Deals found on 5/15

When is the best time to book a flight from London Stansted Airport to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Stansted to Dulles Intl. Price data was last updated on May 10, 2024.
The best time to book flights from London Stansted Airport to Washington, D.C. Dulles Intl Airport is 25 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

When is the cheapest time to fly from London Stansted Airport to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Stansted to Dulles Intl. Price data was last updated on May 12, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their London Stansted Airport to Washington, D.C. Dulles Intl Airport flight should consider departing on Wednesday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Dulles Intl by month

Plan your trip from Stansted to Dulles Intl by taking into account the cheapest months to travel. The average price of a one-way flight from Stansted to Dulles Intl is currently $324 while a round-trip flight costs $439. Price data was last updated on May 12, 2024.

Currently, September is the cheapest month in which you can book a flight from London Stansted Airport to Washington, D.C. Dulles Intl Airport (average of $280). Flying from London Stansted Airport to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $397). 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.

January

$308

February

$303

March

$358

April

$337

May

$336

June

$397

July

$376

August

$298

September

$280

October

$303

November

$328

December

$293

Temperature and rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature and rainfall totals by month.

WAS

Temperature

35.6 - 80.6 °F

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated May 16, 2024.
PLAY
7.2
Good
67 reviews
Check prices

Boarding

7.5

Crew

8.3

Comfort

6.5

Entertainment

4.3

Food

5.2

Overall

7.2

Reviews

1 / 1

You get what you pay for on this discount airline. Little interaction. Could be cultural differences, but also no warmth or interaction with customers.

PLAY
7.2
Good
67 reviews
PLAY
7.2
Good
67 reviews
Check prices

Boarding

7.5

Crew

8.3

Comfort

6.5

Entertainment

4.3

Food

5.2

Overall

7.2

Reviews

1 / 1

You get what you pay for on this discount airline. Little interaction. Could be cultural differences, but also no warmth or interaction with customers.

Related info for your journey

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

  • Can I find flights from London Stansted Airport to Washington, D.C. Dulles Intl Airport for under $400 on Cheapflights?

    Yes, there are multiple flights from London Stansted Airport to Washington, D.C. Dulles Intl Airport for under $400. The cheapest flight booked recently is on PLAY for just $365, but on average you can expect to pay $419.

  • Are there last-minute flights available from London Stansted Airport to Washington, D.C. Dulles Intl Airport for under $600?

    There are currently 20+ open flights from London Stansted Airport to Washington, D.C. Dulles Intl Airport within the next 7 days for less than $600.

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

    Flying on PLAY is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $365. You may be able to fly from London Stansted Airport to Washington, D.C. Dulles Intl Airport for 27% less than the average price by searching for this airline.

  • What does STN to IAD mean?

    STN stands for London Stansted Airport, while IAD stands for Washington, D.C. Dulles Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from Stansted to Dulles Intl that include extra baggage allowance?

    The amount of baggage you can bring on your Stansted to Dulles Intl flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Stansted to Dulles Intl with specific airlines?

    Yes, Cheapflights allows you to browse and filter Stansted to Dulles Intl flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Stansted to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Stansted to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Stansted to Dulles Intl?

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

  • Can I find deals for business class flights from Stansted to Dulles Intl?

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

  • Can I find deals for flights from Stansted to Dulles Intl that allow pets onboard?

    Many airlines flying from Stansted to Dulles Intl offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Stansted to Dulles Intl?

    Yes, you can often find last-minute deals on Stansted to Dulles Intl flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the London Stansted Airport to Washington, D.C. Dulles Intl Airport flight deals updated?

    The London Stansted Airport to Washington, D.C. Dulles Intl Airport flight deals you see on this page were last updated on 5/16.

See more FAQs

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Alternative routes for Stansted to Dulles Intl
See prices for flight routes from nearby airports that may be better suited for you.

Heathrow to Dulles Intl flights
Heathrow to Baltimore flights
Gatwick to Dulles Intl flights
London City to Dulles Intl flights
Heathrow to Reagan-National flights
Gatwick to Baltimore flights
Stansted to Baltimore flights
Gatwick to Reagan-National flights
Luton to Baltimore flights
Luton to Dulles Intl flights
London City to Reagan-National flights

Top airline flying from Stansted to Dulles Intl

Discover the top airline that operate flights from Stansted to Dulles Intl. 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 2,637,452 searches. Data last updated May 16, 2024.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$362Average$529FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
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Search flights from Stansted to Dulles Intl by cabin class

Find flights from Stansted to Dulles Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

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Fly with Cheapflights

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

How does Cheapflights help users find flights from Stansted to Dulles Intl?

Cheapflights helps you search for flights from Stansted to Dulles Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Stansted to Dulles Intl for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from Stansted to Dulles Intl with no change fees.

Can Cheapflights notify me if prices for flights from Stansted to Dulles Intl become cheaper?

Of course! You can now track prices for flights from Stansted to Dulles Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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