Distance from Seoul to Shiraoi
The distance between Seoul, Korea South and Shiraoi, Japan is 1,216 km (756 miles) in a straight line. If a road route exists, expect roughly 1520 km (944 miles) by car — around 19 h of driving.
| Measure | Value |
|---|---|
| Straight-line distance | 1,216 km / 756 mi |
| Road distance (estimate) | ≈ 1520 km / 944 mi |
| Driving time (estimate) | ≈ 19 h |
| Flight time (estimate) | ≈ 1 h 56 min |
Road distance and travel times are estimates based on the straight-line distance (road factor 1.25, average speed 80 km/h) — actual routes vary.
| Place | Latitude | Longitude |
|---|---|---|
| Seoul, Korea South | 37.566 | 126.9784 |
| Shiraoi, Japan | 37.58760682 | 140.79086607 |
Frequently asked questions
How far is Shiraoi from Seoul?
The straight-line (air) distance from Seoul, Korea South to Shiraoi, Japan is 1,216 km (756 miles). By road it is roughly 1520 km (944 miles), depending on the route.
How long does it take to drive from Seoul to Shiraoi?
Approximately 19 h , assuming an 80 km/h average over an estimated road distance of 1520 km. Actual time depends on the route, traffic and border crossings.
How long is the flight from Seoul to Shiraoi?
A direct flight covers 1,216 km in about 1 h 56 min at typical cruise speed, plus airport time. Not all city pairs have direct flights.
How do I calculate distances for a whole list of locations?
Upload a CSV or Excel spreadsheet to the batch distance calculator — it computes the distance for every origin–destination row at once. The first records are free to try.
Related distances
Distance from Shiraoi to Seoul (reverse route)