Distance From Ketchikan Harbor Seaplane Base to Naha Airport / JASDF Naha Air Base, WFB - OKA Distance

The distance from Ketchikan Harbor Seaplane Base (WFB) to Naha Airport / JASDF Naha Air Base (OKA) is 5142 miles or 8275 kilometers or 4465 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 Ketchikan ( United States ) to Naha ( Japan )?

A one-way nonstop (direct) flight between Ketchikan and Naha takes around 11 hours 49 minutes.

Estimated flight time from Ketchikan Harbor Seaplane Base, Ketchikan, United States to Naha Airport / JASDF Naha Air Base, Naha, Japan is 11 hours 49 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 • WFB - OKA

Kilometers		8275 km
Statute Miles		5142 miles
Nautical Miles		4465 nm
Avg. Time of Flight		11 hours 49 minutes

Ketchikan Harbor Seaplane Base to Naha Airport / JASDF Naha Air Base Flight Route Map - WFB to OKA Flight Path

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

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

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

Time Difference Between the Airports • WFB - OKA

Time difference between Ketchikan (United States) and Naha (Japan) is 17 Hours.
Naha time is 17 Hours ahead of Ketchikan.

Location	Local Time
Ketchikan (United States)	2026-09-23, 15:44:23 AKDT
Naha (Japan)	2026-09-24, 08:44:23 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

Ketchikan Harbor Seaplane Base (WFB / ) Ketchikan, United States

Destination

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