S$945 Cheap Flights from London to Washington

View S$945 flight on Fri, 26 Jun, 2026Opens in a new window

Popular airlines from Stansted Airport (STN) to Washington Dulles Intl. Airport (IAD)

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Cheap Flights from London to Washington (STN-IAD)

Prices were available within the past 7 days and start at S$945 for one-way flights and S$1,661 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Royal Air Maroc
Thu, 30 Jul - Sun, 9 Aug
STN
London
IAD
Washington
S$1,661 Return, found 1 day ago
S$1,661
Return
found 1 day ago
Select Royal Air Maroc flight, departing Thu, 30 Jul from London to Washington, returning Sun, 9 Aug, priced at S$1,661 found 1 day ago
Turkish Airlines
Fri, 26 Jun - Tue, 7 Jul
STN
London
IAD
Washington
S$1,729 Return, found 1 day ago
S$1,729
Return
found 1 day ago
Select Turkish Airlines flight, departing Fri, 26 Jun from London to Washington, returning Tue, 7 Jul, priced at S$1,729 found 1 day ago
Royal Air Maroc
Mon, 20 Jul - Mon, 27 Jul
STN
London
IAD
Washington
S$1,864 Return, found 4 hours ago
S$1,864
Return
found 4 hours ago
Select Royal Air Maroc flight, departing Mon, 20 Jul from London to Washington, returning Mon, 27 Jul, priced at S$1,864 found 4 hours ago
Royal Air Maroc
Thu, 6 Aug - Wed, 12 Aug
STN
London
IAD
Washington
S$1,867 Return, found 4 days ago
S$1,867
Return
found 4 days ago
Select Royal Air Maroc flight, departing Thu, 6 Aug from London to Washington, returning Wed, 12 Aug, priced at S$1,867 found 4 days ago
Turkish Airlines
Thu, 30 Jul - Sun, 9 Aug
STN
London
IAD
Washington
S$1,910 Return, found 1 day ago
S$1,910
Return
found 1 day ago
Select Turkish Airlines flight, departing Thu, 30 Jul from London to Washington, returning Sun, 9 Aug, priced at S$1,910 found 1 day ago
Turkish Airlines
Thu, 2 Jul - Sun, 5 Jul
STN
London
IAD
Washington
S$2,037 Return, found 5 days ago
S$2,037
Return
found 5 days ago
Select Turkish Airlines flight, departing Thu, 2 Jul from London to Washington, returning Sun, 5 Jul, priced at S$2,037 found 5 days ago
Turkish Airlines
Fri, 26 Jun - Wed, 1 Jul
STN
London
IAD
Washington
S$2,126 Return, found 1 day ago
S$2,126
Return
found 1 day ago
Select Turkish Airlines flight, departing Fri, 26 Jun from London to Washington, returning Wed, 1 Jul, priced at S$2,126 found 1 day ago
Turkish Airlines
Mon, 15 Jun - Mon, 22 Jun
STN
London
IAD
Washington
S$2,212 Return, found 1 day ago
S$2,212
Return
found 1 day ago
Select Turkish Airlines flight, departing Mon, 15 Jun from London to Washington, returning Mon, 22 Jun, priced at S$2,212 found 1 day ago
Turkish Airlines
Fri, 26 Jun - Tue, 30 Jun
STN
London
IAD
Washington
S$2,264 Return, found 1 day ago
S$2,264
Return
found 1 day ago
Select Turkish Airlines flight, departing Fri, 26 Jun from London to Washington, returning Tue, 30 Jun, priced at S$2,264 found 1 day ago
Turkish Airlines
Fri, 26 Jun - Wed, 1 Jul
STN
London
IAD
Washington
S$2,367 Return, found 1 day ago
S$2,367
Return
found 1 day ago
Select Turkish Airlines flight, departing Fri, 26 Jun from London to Washington, returning Wed, 1 Jul, priced at S$2,367 found 1 day ago

Frequently asked questions

How much is a flight from Stansted Airport (STN) to IAD?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip journey between Stansted Airport and Dulles Intl. Airport was S$1,661. Fares this cheap don't hang around forever, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Stansted Airport (STN) to IAD?
Most flights can be conveniently cancelled online, but whether you incur a fee differs between airlines. If you do need to cancel your break, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from STN to Dulles Intl. Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Stansted Airport to Washington Dulles Intl. Airport (IAD) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from STN to Washington Dulles Intl. Airport (IAD)?
With a flight distance of 5,900 kilometres between Bishop's Stortford and Chantilly, this is a long journey. Make sure you drink lots of water and take a short walk down the aisle from time to time.
Which airlines fly direct from STN to Washington Dulles Intl. Airport (IAD)?
At the moment, no airlines offer flights directly from Stansted Airport to Washington Dulles Intl. Airport (IAD). You'll have to book a flight with one or more stops. To score the best connections and price, lock in your airfare ahead of time.
Are Stansted Airport (STN) to IAD flight tickets cheaper when they're purchased at the last minute?
Flight prices go up and down like a yo-yo, so not always. While last-minute deals between London Stansted Airport and Washington Dulles Intl. Airport (IAD) are possible, it also makes sense to monitor prices well before you fly. In fact, some carriers release their prices up to 12 months ahead of the departure date. Expedia is continuously updating the best airfare bargains around, so keep checking back and be ready to secure your seat when the price is low.

Travel information

Origin airport
Stansted
Destination airport
Washington Dulles Intl.
Airlines serving
Royal Air Maroc, Turkish Airlines
Return price
S$1,660
Distance
5898 km

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Perfect flights from London to Washington

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*Note: Prices may vary based on availability and are subject to change.
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