Distance From Diamond C Airport to Naha Airport / JASDF Naha Air Base

The distance from Diamond C Airport () to Naha Airport / JASDF Naha Air Base (OKA) is 7323 miles or 11784 kilometers or 6359 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 Gentry ( United States ) to Naha ( Japan )?

A one-way nonstop (direct) flight between Gentry and Naha takes around 16 hours 50 minutes.

Estimated flight time from Diamond C Airport, Gentry, United States to Naha Airport / JASDF Naha Air Base, Naha, Japan is 16 hours 50 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		11784 km
Statute Miles		7323 miles
Nautical Miles		6359 nm
Avg. Time of Flight		16 hours 50 minutes

Diamond C Airport to Naha Airport / JASDF Naha Air Base Flight Route Map - to OKA Flight Path

Location of Diamond C Airport & Naha Airport / JASDF Naha Air Base is given below.
Click the map to view Gentry to Naha nonstop flight path and travel direction.

Click to see flight route on Google Map between Gentry, United States and Naha, Japan. .

Nonstop flight route between Gentry, United States and Naha, Japan.

Time Difference Between the Airports • - OKA

Time difference between Gentry (United States) and Naha (Japan) is 13 Hours.
Naha time is 13 Hours ahead of Gentry.

Location	Local Time
Gentry (United States)	2026-05-04, 18:26:07 EDT
Naha (Japan)	2026-05-05, 07:26:07 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

Diamond C Airport ( / 71AR) Gentry, United States

Destination

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