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Did you mean flights from Singapore to Washington?
United States
Ronald Reagan Washington National Airport
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Singapore
Singapore Changi Airport
At present, there are no direct flights from Washington to Singapore.
However, there are several flights from DCA to SIN with a stopover.
Select a stopover airport from the list below to see which airlines operate flights from DCA to SIN, and to see what flight schedules are available.
Singapore is a tropical destination known for its warm climate, with temperatures between 25°C and 30°C (77°F to 86°F) throughout the year. The area is characterized by high humidity and frequent rainfall.
Being located north of the equator, Singapore experiences its dry season from November to April, making this the perfect time to visit. In this period, you can expect mostly dry conditions, while the wet season will see days of rain. Humidity and temperatures are consistently high all year long.

Currently, there is only one airline that covers the full route (with 1 stopover) from Washington DCA to Singapore SIN, which is United Airlines.
All other flights from Washington to Singapore are operated by a combination of multiple carriers, which are listed below:
Star Alliance is the only alliance that covers the full route (with 1 stopover) from Washington DCA to Singapore SIN.
You can fly the full journey from DCA to SIN in either Economy or Business Class. Premium Economy and First Class are not available on this route, at least not on the full route with just 1 stopover.
At this moment, it is not possible to cover the full route from Washington to Singapore (with 1 stopover) with one specific type of aircraft. All flights from Washington to Singapore are operated by a combination of multiple aircraft types.
The distance between Washington and Singapore is 9,669 miles (15,561 kilometers).
However, because there are no direct flights between DCA and SIN, the distance of the full journey varies between 9,722 and 10,870 miles (or 15,646 and 17,494 kilometers), depending on your stopover airport.
Flights from Washington to Singapore take from 20 hours and 31 minutes up to 23 hours and 45 minutes, depending on your stopover airport.
Please note that these times refer to the actual flight times, excluding the stopover time in between connecting flights, as this depends on your stopover airport as well as your date(s) of travel.
There are 2 airports in Singapore: Singapore Changi Airport (SIN) and Seletar Airport (XSP).
From 20 hours and 31 minutes up to 23 hours and 45 minutes, depending on your stopover airport.
Note that this excludes the layover time in between connecting flights.
Because there are no direct flights between DCA and SIN, the total distance of the full journey varies between 9,722 and 10,870 miles (or 15,646 and 17,494 kilometers), depending on your stopover airport.
United Airlines is the only airline flying the full route from Washington to Singapore.
Singapore Airlines, Delta, American Airlines, JetBlue and Alaska operate several connecting flights, but only partly.
Star Alliance is currently the only alliance flying from Washington to Singapore.
You can fly the full route from Washington to Singapore (with 1 stopover) in Economy and Business Class.
There is no specific aircraft type that covers the full route (with 1 stopover) from Washington to Singapore at this moment.
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