RM2,972 Cheap Flights from Singapore (SIN) to Washington (IAD)

View RM2,972 flight on Mon, 5 Oct 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 RM2,972 for one-way flights and RM4,281 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Saudia
Thu, 28 May - Sat, 13 Jun
SIN
Singapore
IAD
Washington
RM4,281 Return, found 4 days ago
RM4,281
Return
found 4 days ago
Select Saudia flight, departing Thu, 28 May from Singapore to Washington, returning Sat, 13 Jun, priced at RM4,281 found 4 days ago
Japan Airlines
Thu, 10 Sept - Thu, 17 Sept
SIN
Singapore
IAD
Washington
RM4,965 Return, found 4 days ago
RM4,965
Return
found 4 days ago
Select Japan Airlines flight, departing Thu, 10 Sept from Singapore to Washington, returning Thu, 17 Sept, priced at RM4,965 found 4 days ago
American Airlines
Thu, 10 Sept - Thu, 17 Sept
SIN
Singapore
IAD
Washington
RM5,121 Return, found 4 days ago
RM5,121
Return
found 4 days ago
Select American Airlines flight, departing Thu, 10 Sept from Singapore to Washington, returning Thu, 17 Sept, priced at RM5,121 found 4 days ago
STARLUX Airlines
Thu, 10 Sept - Thu, 17 Sept
SIN
Singapore
IAD
Washington
RM5,125 Return, found 4 days ago
RM5,125
Return
found 4 days ago
Select STARLUX Airlines flight, departing Thu, 10 Sept from Singapore to Washington, returning Thu, 17 Sept, priced at RM5,125 found 4 days ago
Japan Airlines
Thu, 10 Sept - Thu, 17 Sept
SIN
Singapore
IAD
Washington
RM5,137 Return, found 4 days ago
RM5,137
Return
found 4 days ago
Select Japan Airlines flight, departing Thu, 10 Sept from Singapore to Washington, returning Thu, 17 Sept, priced at RM5,137 found 4 days ago
Singapore Airlines
Thu, 10 Sept - Thu, 17 Sept
SIN
Singapore
IAD
Washington
RM5,271 Return, found 4 days ago
RM5,271
Return
found 4 days ago
Select Singapore Airlines flight, departing Thu, 10 Sept from Singapore to Washington, returning Thu, 17 Sept, priced at RM5,271 found 4 days ago
Japan Airlines
Thu, 10 Sept - Thu, 17 Sept
SIN
Singapore
IAD
Washington
RM5,340 Return, found 4 days ago
RM5,340
Return
found 4 days ago
Select Japan Airlines flight, departing Thu, 10 Sept from Singapore to Washington, returning Thu, 17 Sept, priced at RM5,340 found 4 days ago
Qatar Airways
Sun, 10 May - Mon, 25 May
SIN
Singapore
IAD
Washington
RM6,008 Return, found 2 days ago
RM6,008
Return
found 2 days ago
Select Qatar Airways flight, departing Sun, 10 May from Singapore to Washington, returning Mon, 25 May, priced at RM6,008 found 2 days ago
Korean Air
Thu, 10 Sept - Thu, 17 Sept
SIN
Singapore
IAD
Washington
RM6,098 Return, found 4 days ago
RM6,098
Return
found 4 days ago
Select Korean Air flight, departing Thu, 10 Sept from Singapore to Washington, returning Thu, 17 Sept, priced at RM6,098 found 4 days ago
Delta
Thu, 10 Sept - Thu, 17 Sept
SIN
Singapore
IAD
Washington
RM6,418 Return, found 4 days ago
RM6,418
Return
found 4 days ago
Select Delta flight, departing Thu, 10 Sept from Singapore to Washington, returning Thu, 17 Sept, priced at RM6,418 found 4 days 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 RM4,281. 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

Origin airport
Changi
Destination airport
Washington Dulles Intl.
Return price
RM4,281
Distance
15439 km

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