Distance From Gunam-gun Army Base Heliport to Naha Airport / JASDF Naha Air Base

The distance from Gunam-gun Army Base Heliport () to Naha Airport / JASDF Naha Air Base (OKA) is 658 miles or 1059 kilometers or 571 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 Ulsan (Gunam-gun) ( South Korea ) to Naha ( Japan )?

A one-way nonstop (direct) flight between Ulsan (Gunam-gun) and Naha takes around 1 hours 30 minutes.

Estimated flight time from Gunam-gun Army Base Heliport, Ulsan (Gunam-gun), South Korea to Naha Airport / JASDF Naha Air Base, Naha, Japan is 1 hours 30 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 • - OKA

Kilometers		1059 km
Statute Miles		658 miles
Nautical Miles		571 nm
Avg. Time of Flight		1 hours 30 minutes

Gunam-gun Army Base Heliport to Naha Airport / JASDF Naha Air Base Flight Route Map - to OKA Flight Path

Location of Gunam-gun Army Base Heliport & Naha Airport / JASDF Naha Air Base is given below.
Click the map to view Ulsan (Gunam-gun) to Naha nonstop flight path and travel direction.

Click to see flight route on Google Map between Ulsan (Gunam-gun), South Korea and Naha, Japan. .

Nonstop flight route between Ulsan (Gunam-gun), South Korea and Naha, Japan.

Time Difference Between the Airports • - OKA

Time difference between Ulsan (Gunam-gun) (South Korea) and Naha (Japan) is 0 Hours.

Location	Local Time
Ulsan (Gunam-gun) (South Korea)	2025-12-18, 12:18:51 KST
Naha (Japan)	2025-12-18, 12:18:51 JST

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

Gunam-gun Army Base Heliport ( / ) Ulsan (Gunam-gun), South Korea

Destination

Naha Airport / JASDF Naha Air Base (OKA / ROAH) Naha, Japan