Distance From Ungdam-ri Heliport to Naha Airport / JASDF Naha Air Base

The distance from Ungdam-ri Heliport () to Naha Airport / JASDF Naha Air Base (OKA) is 811 miles or 1304 kilometers or 704 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 Ungdam-ri ( South Korea ) to Naha ( Japan )?

A one-way nonstop (direct) flight between Ungdam-ri and Naha takes around 1 hours 51 minutes.

Estimated flight time from Ungdam-ri Heliport, Ungdam-ri, South Korea to Naha Airport / JASDF Naha Air Base, Naha, Japan is 1 hours 51 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		1304 km
Statute Miles		811 miles
Nautical Miles		704 nm
Avg. Time of Flight		1 hours 51 minutes

Ungdam-ri Heliport to Naha Airport / JASDF Naha Air Base Flight Route Map - to OKA Flight Path

Location of Ungdam-ri Heliport & Naha Airport / JASDF Naha Air Base is given below.
Click the map to view Ungdam-ri to Naha nonstop flight path and travel direction.

Click to see flight route on Google Map between Ungdam-ri, South Korea and Naha, Japan. .

Nonstop flight route between Ungdam-ri, South Korea and Naha, Japan.

Time Difference Between the Airports • - OKA

Time difference between Ungdam-ri (South Korea) and Naha (Japan) is 0 Hours.

Location	Local Time
Ungdam-ri (South Korea)	2026-03-18, 13:08:41 KST
Naha (Japan)	2026-03-18, 13:08:41 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

Ungdam-ri Heliport ( / ) Ungdam-ri, South Korea

Destination

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