Seoul, South Korea → Tokyo, Japan
621 nautical miles · Direction: east
The straight-line distance from Seoul to Tokyo is 1,149 km (714 miles). Tokyo lies roughly east of Seoul; the initial great-circle bearing is 97° (E). It is an international route from South Korea to Japan.
Seoul (Capital Area, South Korea) sits at 37.5665°N, 126.9780°E; Tokyo (Kanto, Japan) is at 35.6762°N, 139.6503°E. The initial great-circle bearing is 97° (E); on a great circle the heading changes along the way.
| Mode | Figure | Basis |
|---|---|---|
| ✈️ Flight | ~1h 56min | Estimate: 800 km/h + 30 min taxi. Not a schedule; total trip time is longer. |
| 🚗 Road | No estimate | No road connection |
There is no continuous road connection between Seoul and Tokyo — the two cities sit on separate landmasses, so the journey requires air or sea transport.
The geographic halfway point of the great-circle path between Seoul and Tokyo lies at approximately 36.7895°N, 133.3922°E — the position that is an equal 575 km from each city along that path. It is a geometric midpoint, not a halfway point by road.
Seoul (Asia/Seoul) and Tokyo (Asia/Tokyo) use different time-zone IDs but keep the same clock time all year under current rules.
Seoul uses the South Korean Won (KRW), while Tokyo uses the Japanese Yen (JPY). The primary language changes from Korean in Seoul to Japanese in Tokyo.
A route connecting two of Asia's most technologically advanced capitals. Separated by the Sea of Japan and the Korea Strait. There is no ordinary continuous road route between Tokyo and Seoul. Air travel is usually the simplest option (about 2.5 hours), while surface journeys can involve rail and ferry connections.
All routes in South Korea · All routes in Japan
All distances from Seoul · All distances from Tokyo
The straight-line distance from Seoul to Tokyo is approximately 1,149 km (714 miles, 621 nautical miles).
Tokyo lies roughly east of Seoul; the initial great-circle bearing is 97° (E).
Estimated flight time is about 1h 56min (great-circle distance at 800 km/h plus 30 min for taxi, take-off and landing). It is not an airline schedule; total airport-to-airport trip time is longer.
There is no continuous road connection between Seoul and Tokyo — the two cities sit on separate landmasses, so the journey requires air or sea transport.
Seoul (Asia/Seoul) and Tokyo (Asia/Tokyo) use different time-zone IDs but keep the same clock time all year under current rules.
Straight-line distance uses the great-circle (Haversine) method. Flight and road figures, where shown, are estimates rather than schedules or live routing. How SnapDistance calculates distances