Distance From Shonai Airport to Louisville Muhammad Ali International Airport, SYO - SDF Distance

The distance from Shonai Airport (SYO) to Louisville Muhammad Ali International Airport (SDF) is 6384 miles or 10274 kilometers or 5544 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 Shonai ( Japan ) to Louisville ( United States )?

A one-way nonstop (direct) flight between Shonai and Louisville takes around 14 hours 40 minutes.

Estimated flight time from Shonai Airport, Shonai, Japan to Louisville Muhammad Ali International Airport, Louisville, United States is 14 hours 40 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 • SYO - SDF

Kilometers		10274 km
Statute Miles		6384 miles
Nautical Miles		5544 nm
Avg. Time of Flight		14 hours 40 minutes

Shonai Airport to Louisville Muhammad Ali International Airport Flight Route Map - SYO to SDF Flight Path

Location of Shonai Airport & Louisville Muhammad Ali International Airport is given below.
Click the map to view Shonai to Louisville nonstop flight path and travel direction.

Click to see flight route on Google Map between Shonai, Japan and Louisville, United States. .

Nonstop flight route between Shonai, Japan and Louisville, United States.

Time Difference Between the Airports • SYO - SDF

Time difference between Shonai (Japan) and Louisville (United States) is 13 Hours.
Louisville time is 13 Hours behind Shonai.

Location	Local Time
Shonai (Japan)	2026-03-20, 07:42:10 JST
Louisville (United States)	2026-03-19, 18:42:10 EDT

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

Shonai Airport (SYO / RJSY) Shonai, Japan

Destination

Louisville Muhammad Ali International Airport (SDF / KSDF) Louisville, United States