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LOU to SYO: distance & flight time
Louisville (Bowman Field) → Shonai (Shonai Airport)
6,383 mi
10,272 km · 5,547 nm
12h 59m
estimated nonstop flight time
+13h
time difference · heading northwest
See live LOU→SYO fares Phone-only fares on this route — call free
Flight time details
6,383 miles nonstop takes roughly 12h 59m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- LOU — Bowman Field · Louisville, United States
- SYO — Shonai Airport · Shonai, Japan
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near LOU
- SDF · Louisville International Standiford Field5 mi away
- FTK · Godman Army Air Field28 mi away
- FFT · Capital City Airport41 mi away
- LEX · Blue Grass Airport59 mi away
Near SYO
- GAJ · Yamagata Airport42 mi away
- AXT · Akita Airport60 mi away
- KIJ · Niigata Airport69 mi away
- SDJ · Sendai Airport77 mi away
Frequently asked questions
How far is LOU from SYO?
The flight distance from Louisville (LOU) to Shonai (SYO) is 6,383 miles (10,272 km, 5,547 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LOU to SYO?
A nonstop flight takes about 12h 59m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Louisville and Shonai?
Shonai is 13 hours ahead of Louisville.
What is the cheapest way to fly from LOU to SYO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LOU–SYO that never appear on search engines, with no booking fees.