Distance From Westsound/WSX Seaplane Base to Kansai International Airport, WSX - KIX Distance

The distance from Westsound/WSX Seaplane Base (WSX) to Kansai International Airport (KIX) is 4960 miles or 7981 kilometers or 4307 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 West Sound ( United States ) to Osaka ( Japan )?

A one-way nonstop (direct) flight between West Sound and Osaka takes around 11 hours 24 minutes.

Estimated flight time from Westsound/WSX Seaplane Base, West Sound, United States to Kansai International Airport, Osaka, Japan is 11 hours 24 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 • WSX - KIX

Kilometers		7981 km
Statute Miles		4960 miles
Nautical Miles		4307 nm
Avg. Time of Flight		11 hours 24 minutes

Westsound/WSX Seaplane Base to Kansai International Airport Flight Route Map - WSX to KIX Flight Path

Location of Westsound/WSX Seaplane Base & Kansai International Airport is given below.
Click the map to view West Sound to Osaka nonstop flight path and travel direction.

Click to see flight route on Google Map between West Sound, United States and Osaka, Japan. .

Nonstop flight route between West Sound, United States and Osaka, Japan.

Time Difference Between the Airports • WSX - KIX

Time difference between West Sound (United States) and Osaka (Japan) is 15 Hours.
Osaka time is 15 Hours ahead of West Sound.

Location	Local Time
West Sound (United States)	2026-08-08, 08:58:39 MDT
Osaka (Japan)	2026-08-08, 23:58:39 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

Westsound/WSX Seaplane Base (WSX / WA83) West Sound, United States

Destination

Kansai International Airport (KIX / RJBB) Osaka, Japan