Distance From Gray Army Air Field to Gimhae International Airport, GRF - PUS Distance

The distance from Gray Army Air Field (GRF) to Gimhae International Airport (PUS) is 5237 miles or 8428 kilometers or 4548 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 Fort Lewis/Tacoma ( United States ) to Busan ( South Korea )?

A one-way nonstop (direct) flight between Fort Lewis/Tacoma and Busan takes around 12 hours 2 minutes.

Estimated flight time from Gray Army Air Field, Fort Lewis/Tacoma, United States to Gimhae International Airport, Busan, South Korea is 12 hours 2 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 • GRF - PUS

Kilometers		8428 km
Statute Miles		5237 miles
Nautical Miles		4548 nm
Avg. Time of Flight		12 hours 2 minutes

Gray Army Air Field to Gimhae International Airport Flight Route Map - GRF to PUS Flight Path

Location of Gray Army Air Field & Gimhae International Airport is given below.
Click the map to view Fort Lewis/Tacoma to Busan nonstop flight path and travel direction.

Click to see flight route on Google Map between Fort Lewis/Tacoma, United States and Busan, South Korea. .

Nonstop flight route between Fort Lewis/Tacoma, United States and Busan, South Korea.

Time Difference Between the Airports • GRF - PUS

Time difference between Fort Lewis/Tacoma (United States) and Busan (South Korea) is 16 Hours.
Busan time is 16 Hours ahead of Fort Lewis/Tacoma.

Location	Local Time
Fort Lewis/Tacoma (United States)	2025-12-13, 21:44:53 MST
Busan (South Korea)	2025-12-14, 13:44:53 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

Gray Army Air Field (GRF / KGRF) Fort Lewis/Tacoma, United States

Destination

Gimhae International Airport (PUS / RKPK) Busan, South Korea