Calculate route from Koiwai-eki (Iwate, Japan) to Nagaoka (Niigata, Japan).

The flight distance (as the crow flies) between Koiwai-eki and Nagaoka is 314.2 km.

Roadmap (route) to go from Koiwai-eki to Nagaoka detailed above, you can also see the course layout on the map.

While doing trip Koiwai-eki - Nagaoka by car, the calculated route ends at a distance , or more straight.