S$714 Cheap Flights from Singapore to Washington

View S$714 flight on Thu, 14 May, 2026Opens in a new window

Popular airlines from Singapore Changi Airport (SIN) to Washington Dulles Intl. Airport (IAD)

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Cheap Flights from Singapore to Washington (SIN-IAD)

Prices were available within the past 7 days and start at S$714 for one-way flights and S$1,203 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air China
Thu, 6 Nov - Fri, 14 Nov
SIN
Singapore
IAD
Washington
S$1,203 Return, found 1 day ago
S$1,203
Return
found 1 day ago
Select Air China flight, departing Thu, 6 Nov from Singapore to Washington, returning Fri, 14 Nov, priced at S$1,203 found 1 day ago
Air Canada
Tue, 4 Nov - Tue, 11 Nov
SIN
Singapore
IAD
Washington
S$1,229 Return, found 13 hours ago
S$1,229
Return
found 13 hours ago
Select Air Canada flight, departing Tue, 4 Nov from Singapore to Washington, returning Tue, 11 Nov, priced at S$1,229 found 13 hours ago
Korean Air
Wed, 27 May - Sun, 31 May
SIN
Singapore
IAD
Washington
S$1,272 Return, found 8 hours ago
S$1,272
Return
found 8 hours ago
Select Korean Air flight, departing Wed, 27 May from Singapore to Washington, returning Sun, 31 May, priced at S$1,272 found 8 hours ago
Delta
Wed, 11 Feb - Sat, 21 Feb
SIN
Singapore
IAD
Washington
S$1,274 Return, found 9 hours ago
S$1,274
Return
found 9 hours ago
Select Delta flight, departing Wed, 11 Feb from Singapore to Washington, returning Sat, 21 Feb, priced at S$1,274 found 9 hours ago
Turkish Airlines
Fri, 24 Oct - Wed, 12 Nov
SIN
Singapore
IAD
Washington
S$1,357 Return, found 1 day ago
S$1,357
Return
found 1 day ago
Select Turkish Airlines flight, departing Fri, 24 Oct from Singapore to Washington, returning Wed, 12 Nov, priced at S$1,357 found 1 day ago
Japan Airlines
Mon, 27 Oct - Sun, 9 Nov
SIN
Singapore
IAD
Washington
S$1,511 Return, found 2 days ago
S$1,511
Return
found 2 days ago
Select Japan Airlines flight, departing Mon, 27 Oct from Singapore to Washington, returning Sun, 9 Nov, priced at S$1,511 found 2 days ago
Saudia
Tue, 31 Mar - Sat, 18 Apr
SIN
Singapore
IAD
Washington
S$1,571 Return, found 1 day ago
S$1,571
Return
found 1 day ago
Select Saudia flight, departing Tue, 31 Mar from Singapore to Washington, returning Sat, 18 Apr, priced at S$1,571 found 1 day ago
British Airways
Wed, 11 Feb - Sat, 21 Feb
SIN
Singapore
IAD
Washington
S$1,731 Return, found 9 hours ago
S$1,731
Return
found 9 hours ago
Select British Airways flight, departing Wed, 11 Feb from Singapore to Washington, returning Sat, 21 Feb, priced at S$1,731 found 9 hours ago
Qatar Airways
Tue, 4 Nov - Tue, 11 Nov
SIN
Singapore
IAD
Washington
S$1,788 Return, found 13 hours ago
S$1,788
Return
found 13 hours ago
Select Qatar Airways flight, departing Tue, 4 Nov from Singapore to Washington, returning Tue, 11 Nov, priced at S$1,788 found 13 hours ago
Lufthansa
Tue, 30 Dec - Sun, 11 Jan
SIN
Singapore
IAD
Washington
S$1,807 Return, found 1 day ago
S$1,807
Return
found 1 day ago
Select Lufthansa flight, departing Tue, 30 Dec from Singapore to Washington, returning Sun, 11 Jan, priced at S$1,807 found 1 day ago

Frequently asked questions

How much is a flight from Changi Airport (SIN) to Dulles Intl. Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip journey between Changi Airport and Dulles Intl. Airport was S$1,203. Cheap tickets don't last forever, so make sure you 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 SIN to Washington Dulles Intl. Airport (IAD)?
This varies from airline to airline, as each has its own terms and conditions. Visit the Customer Service Portal, where there are instructions on how to cancel online.
How do I find cheap flights from Singapore Airport 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 Changi Airport (SIN) to IAD flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Changi Airport to Washington Dulles Intl. Airport (IAD)?
The distance is around 15,500 kilometres, so fill your carry-on luggage with all you need to make the long journey comfortable. Wondering what to take on board your Singapore to Chantilly flight? A sleep mask, earplugs and a neck pillow are among the essentials.
Which airlines fly direct from SIN to Washington Dulles Intl. Airport (IAD)?
At present, no airlines offer direct flights from SIN to IAD. You'll have to book a flight with one or more stops. To score the best price and connections, lock in your airfare well in advance.
Are Singapore Airport to IAD flight tickets cheaper when they're purchased at the last minute?
Flight prices from Singapore Airport to IAD are available up to a year prior to departure on Expedia. And although you may pick up a great last-minute deal, it's never something you can count on. Also, booking your flights ahead of time means you'll have more options — and you can avoid landing the dreaded middle seat! We're always updating our fares to bring you the best bargains, so keep checking in for all the latest specials.

Travel information

Travel information

Origin airport
Changi
Destination airport
Washington Dulles Intl.
Airlines serving
Air Canada, Air China, Air France, All Nippon Airways, American Airlines, British Airways, Cathay Pacific, Delta, Emirates, Ethiopian Airlines, Etihad Airways, KLM, Korean Air, Lufthansa, Malaysia Airlines, Qatar Airways, Saudia, Swiss International Air Lines, Turkish Airlines, United
Return price
S$1,202
Distance
15439 km

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Perfect flights from Singapore to Washington

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*Note: Prices may vary based on availability and are subject to change.
Perfect flights from Singapore to Washington

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