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Cheap flights from Washington (DCA) to Singapore (SIN)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Washington (DCA) to Singapore (SIN)

How to find the cheapest flight from Washington (DCA) to Singapore (SIN)
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How to find the cheapest flight from Washington (DCA) to Singapore (SIN)
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How to find the cheapest flight from Washington (DCA) to Singapore (SIN)
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Cheap flights from Washington to Singapore in August , September 2026

25 Aug - 06 Sep $ 1,277.00
DCA
Washington
Alaska Airlines
2 STOPS
SIN
Singapore
SIN
Singapore
Alaska Airlines
2 STOPS
DCA
Washington
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22 Aug - 04 Sep $ 1,341.00
DCA
Washington
United Airlines
1 STOPS
SIN
Singapore
SIN
Singapore
United Airlines
1 STOPS
DCA
Washington
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26 Aug - 06 Sep $ 3,147.00
DCA
Washington
Air Canada
2 STOPS
SIN
Singapore
SIN
Singapore
Air Canada
2 STOPS
DCA
Washington
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Last minute flights from Washington to Singapore

23 Aug - 31 Aug $ 1,334.00
DCA
Washington
United Airlines
1 STOPS
SIN
Singapore
SIN
Singapore
United Airlines
2 STOPS
DCA
Washington
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23 Aug - 31 Aug $ 1,341.00
DCA
Washington
United Airlines
1 STOPS
SIN
Singapore
SIN
Singapore
United Airlines
1 STOPS
DCA
Washington
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22 Aug - 01 Sep $ 1,552.00
DCA
Washington
United Airlines
1 STOPS
SIN
Singapore
SIN
Singapore
United Airlines
2 STOPS
DCA
Washington
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One-way flights to Singapore from Washington

8:29 AM - 6:40 PM
Korean Air
2 Stops
27h 26m
DCA - SIN
$ 547
Kiwi
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8:29 AM - 6:40 PM
Korean Air
2 Stops
27h 26m
DCA - SIN
$ 547
Kiwi
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5:45 PM - 10:50 PM
United Airlines
1 Stops
24h 30m
DCA - SIN
$ 742
Kiwi
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How to find the cheapest flight from Washington (DCA) to Singapore (SIN)

Related info for your journey
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How to find the cheapest flight from Washington (DCA) to Singapore (SIN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Washington (DCA) to Singapore (SIN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.