Distance From Yokangassi Airport to Naha Airport / JASDF Naha Air Base, NKY - OKA Distance

The distance from Yokangassi Airport (NKY) to Naha Airport / JASDF Naha Air Base (OKA) is 7855 miles or 12640 kilometers or 6821 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.

---

How long does it take to travel from Nkayi ( Republic of the Congo ) to Naha ( Japan )?

A one-way nonstop (direct) flight between Nkayi and Naha takes around 18 hours 3 minutes.

Estimated flight time from Yokangassi Airport, Nkayi, Republic of the Congo to Naha Airport / JASDF Naha Air Base, Naha, Japan is 18 hours 3 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 • NKY - OKA

Kilometers		12640 km
Statute Miles		7855 miles
Nautical Miles		6821 nm
Avg. Time of Flight		18 hours 3 minutes

Yokangassi Airport to Naha Airport / JASDF Naha Air Base Flight Route Map - NKY to OKA Flight Path

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

Click to see flight route on Google Map between Nkayi, Republic of the Congo and Naha, Japan. .

Nonstop flight route between Nkayi, Republic of the Congo and Naha, Japan.

Time Difference Between the Airports • NKY - OKA

Time difference between Nkayi (Republic of the Congo) and Naha (Japan) is 8 Hours.
Naha time is 8 Hours ahead of Nkayi.

Location	Local Time
Nkayi (Republic of the Congo)	2026-06-25, 15:02:18 WAT
Naha (Japan)	2026-06-25, 23:02:18 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

Yokangassi Airport (NKY / FCBY) Nkayi, Republic of the Congo

Destination

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