Distance From Changi Air Base (East) to Ronald Reagan Washington National Airport

The distance from Changi Air Base (East) () to Ronald Reagan Washington National Airport (DCA) is 9659 miles or 15544 kilometers or 8388 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Singapore ( Singapore ) to Washington ( United States )?

A one-way nonstop (direct) flight between Singapore and Washington takes around 22 hours 12 minutes.

Estimated flight time from Changi Air Base (East), Singapore, Singapore to Ronald Reagan Washington National Airport, Washington, United States is 22 hours 12 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • - DCA

Kilometers		15544 km
Statute Miles		9659 miles
Nautical Miles		8388 nm
Avg. Time of Flight		22 hours 12 minutes

Changi Air Base (East) to Ronald Reagan Washington National Airport Flight Route Map - to DCA Flight Path

Location of Changi Air Base (East) & Ronald Reagan Washington National Airport is given below.
Click the map to view Singapore to Washington nonstop flight path and travel direction.

Click to see flight route on Google Map between Singapore, Singapore and Washington, United States. .

Nonstop flight route between Singapore, Singapore and Washington, United States.

Time Difference Between the Airports • - DCA

Time difference between Singapore (Singapore) and Washington (United States) is 12 Hours.
Washington time is 12 Hours behind Singapore.

Location	Local Time
Singapore (Singapore)	2026-06-22, 04:58:42 +08
Washington (United States)	2026-06-21, 16:58:42 EDT

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Changi Air Base (East) ( / WSAC) Singapore, Singapore

Destination

Ronald Reagan Washington National Airport (DCA / KDCA) Washington, United States