Distance From Ronald Reagan Washington National Airport to Muan International Airport, DCA - MWX Distance

The distance from Ronald Reagan Washington National Airport (DCA) to Muan International Airport (MWX) is 7120 miles or 11458 kilometers or 6183 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 Washington ( United States ) to Piseo-ri (Muan) ( South Korea )?

A one-way nonstop (direct) flight between Washington and Piseo-ri (Muan) takes around 16 hours 22 minutes.

Estimated flight time from Ronald Reagan Washington National Airport, Washington, United States to Muan International Airport, Piseo-ri (Muan), South Korea is 16 hours 22 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 - MWX

Kilometers		11458 km
Statute Miles		7120 miles
Nautical Miles		6183 nm
Avg. Time of Flight		16 hours 22 minutes

Ronald Reagan Washington National Airport to Muan International Airport Flight Route Map - DCA to MWX Flight Path

Location of Ronald Reagan Washington National Airport & Muan International Airport is given below.
Click the map to view Washington to Piseo-ri (Muan) nonstop flight path and travel direction.

Click to see flight route on Google Map between Washington, United States and Piseo-ri (Muan), South Korea. .

Nonstop flight route between Washington, United States and Piseo-ri (Muan), South Korea.

Time Difference Between the Airports • DCA - MWX

Time difference between Washington (United States) and Piseo-ri (Muan) (South Korea) is 13 Hours.
Piseo-ri (Muan) time is 13 Hours ahead of Washington.

Location	Local Time
Washington (United States)	2026-03-19, 15:44:42 EDT
Piseo-ri (Muan) (South Korea)	2026-03-20, 04:44:42 KST

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

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

Destination

Muan International Airport (MWX / RKJB) Piseo-ri (Muan), South Korea