Distance From Samsung Medical Center Helipad to Ronald Reagan Washington National Airport

The distance from Samsung Medical Center Helipad () to Ronald Reagan Washington National Airport (DCA) is 6944 miles or 11175 kilometers or 6030 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 Irwon-dong (Seoul) ( South Korea ) to Washington ( United States )?

A one-way nonstop (direct) flight between Irwon-dong (Seoul) and Washington takes around 15 hours 57 minutes.

Estimated flight time from Samsung Medical Center Helipad, Irwon-dong (Seoul), South Korea to Ronald Reagan Washington National Airport, Washington, United States is 15 hours 57 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		11175 km
Statute Miles		6944 miles
Nautical Miles		6030 nm
Avg. Time of Flight		15 hours 57 minutes

Samsung Medical Center Helipad to Ronald Reagan Washington National Airport Flight Route Map - to DCA Flight Path

Location of Samsung Medical Center Helipad & Ronald Reagan Washington National Airport is given below.
Click the map to view Irwon-dong (Seoul) to Washington nonstop flight path and travel direction.

Click to see flight route on Google Map between Irwon-dong (Seoul), South Korea and Washington, United States. .

Nonstop flight route between Irwon-dong (Seoul), South Korea and Washington, United States.

Time Difference Between the Airports • - DCA

Time difference between Irwon-dong (Seoul) (South Korea) and Washington (United States) is 13 Hours.
Washington time is 13 Hours behind Irwon-dong (Seoul).

Location	Local Time
Irwon-dong (Seoul) (South Korea)	2026-03-20, 04:08:20 KST
Washington (United States)	2026-03-19, 15:08:20 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

Samsung Medical Center Helipad ( / ) Irwon-dong (Seoul), South Korea

Destination

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