Distance From Watsonville Community Hospital Heliport to Naha Airport / JASDF Naha Air Base

The distance from Watsonville Community Hospital Heliport () to Naha Airport / JASDF Naha Air Base (OKA) is 6166 miles or 9923 kilometers or 5355 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 Watsonville ( United States ) to Naha ( Japan )?

A one-way nonstop (direct) flight between Watsonville and Naha takes around 14 hours 10 minutes.

Estimated flight time from Watsonville Community Hospital Heliport, Watsonville, United States to Naha Airport / JASDF Naha Air Base, Naha, Japan is 14 hours 10 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		9923 km
Statute Miles		6166 miles
Nautical Miles		5355 nm
Avg. Time of Flight		14 hours 10 minutes

Watsonville Community Hospital Heliport to Naha Airport / JASDF Naha Air Base Flight Route Map - to OKA Flight Path

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

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

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

Time Difference Between the Airports • - OKA

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

Location	Local Time
Watsonville (United States)	2025-12-14, 17:25:42 PST
Naha (Japan)	2025-12-15, 10:25:42 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

Watsonville Community Hospital Heliport ( / CL99) Watsonville, United States

Destination

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