Cheap Flights from Washington (IAD) to Singapore (SIN) from HK$4,089~

View HK$4,089 flight on Sat, 24 Jan 2026Opens in a new window

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

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Find Cheap Flights from Washington (IAD) to Singapore (SIN)

Prices were available within the past 7 days and start at HK$4,089 for one-way flights and HK$7,971 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Thu, 4 Dec - Tue, 9 Dec
IAD
Washington
SIN
Singapore
HK$7,971 Return, found 17 hours ago
HK$7,971
Return
found 17 hours ago
Select Turkish Airlines flight, departing Thu, 4 Dec from Washington to Singapore, returning Tue, 9 Dec, priced at HK$7,971 found 17 hours ago
Turkish Airlines
Sun, 30 Nov - Thu, 4 Dec
IAD
Washington
SIN
Singapore
HK$8,121 Return, found 17 hours ago
HK$8,121
Return
found 17 hours ago
Select Turkish Airlines flight, departing Sun, 30 Nov from Washington to Singapore, returning Thu, 4 Dec, priced at HK$8,121 found 17 hours ago
Turkish Airlines
Thu, 4 Dec - Mon, 8 Dec
IAD
Washington
SIN
Singapore
HK$8,281 Return, found 17 hours ago
HK$8,281
Return
found 17 hours ago
Select Turkish Airlines flight, departing Thu, 4 Dec from Washington to Singapore, returning Mon, 8 Dec, priced at HK$8,281 found 17 hours ago
Turkish Airlines
Sun, 30 Nov - Mon, 8 Dec
IAD
Washington
SIN
Singapore
HK$8,431 Return, found 17 hours ago
HK$8,431
Return
found 17 hours ago
Select Turkish Airlines flight, departing Sun, 30 Nov from Washington to Singapore, returning Mon, 8 Dec, priced at HK$8,431 found 17 hours ago
Turkish Airlines
Sun, 30 Nov - Sat, 6 Dec
IAD
Washington
SIN
Singapore
HK$8,591 Return, found 17 hours ago
HK$8,591
Return
found 17 hours ago
Select Turkish Airlines flight, departing Sun, 30 Nov from Washington to Singapore, returning Sat, 6 Dec, priced at HK$8,591 found 17 hours ago
Turkish Airlines
Tue, 2 Dec - Sun, 7 Dec
IAD
Washington
SIN
Singapore
HK$8,631 Return, found 17 hours ago
HK$8,631
Return
found 17 hours ago
Select Turkish Airlines flight, departing Tue, 2 Dec from Washington to Singapore, returning Sun, 7 Dec, priced at HK$8,631 found 17 hours ago
United
Tue, 2 Dec - Thu, 4 Dec
IAD
Washington
SIN
Singapore
HK$8,690 Return, found 17 hours ago
HK$8,690
Return
found 17 hours ago
Select United flight, departing Tue, 2 Dec from Washington to Singapore, returning Thu, 4 Dec, priced at HK$8,690 found 17 hours ago
Air Canada
Tue, 2 Dec - Sun, 7 Dec
IAD
Washington
SIN
Singapore
HK$11,112 Return, found 17 hours ago
HK$11,112
Return
found 17 hours ago
Select Air Canada flight, departing Tue, 2 Dec from Washington to Singapore, returning Sun, 7 Dec, priced at HK$11,112 found 17 hours ago
American Airlines
Tue, 2 Dec - Sun, 7 Dec
IAD
Washington
SIN
Singapore
HK$11,160 Return, found 17 hours ago
HK$11,160
Return
found 17 hours ago
Select American Airlines flight, departing Tue, 2 Dec from Washington to Singapore, returning Sun, 7 Dec, priced at HK$11,160 found 17 hours ago
British Airways
Tue, 2 Dec - Sun, 7 Dec
IAD
Washington
SIN
Singapore
HK$12,336 Return, found 17 hours ago
HK$12,336
Return
found 17 hours ago
Select British Airways flight, departing Tue, 2 Dec from Washington to Singapore, returning Sun, 7 Dec, priced at HK$12,336 found 17 hours ago

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Find the cheapest month to fly from Washington (IAD) to Singapore (SIN)

September is typically the cheapest month to fly

From HK$6,328 - HK$9,011 per traveller.
Washington to Singapore route information
Origin airport
Washington Dulles Intl.
Destination airport
Changi
Airlines serving
Air Canada, Air France, All Nippon Airways, American Airlines, British Airways, Emirates, Etihad Airways, Korean Air, Lufthansa, Malaysia Airlines, Qatar Airways, Swiss International Air Lines, Turkish Airlines, United
Return price
HK$7,971
Distance
15439 km

Flights from Chantilly to Singapore

Book cheap flights from Chantilly (IAD) to Singapore (SIN) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Chantilly (IAD) to Singapore (SIN) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Chantilly (IAD) to Singapore (SIN) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Singapore flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Singapore and things to do in Singapore for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Singapore more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Singapore is HK$4,089 now!

 

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