Map of flight path and driving directions from Niigata to Iwakuni.
Shortest flight path between Niigata Airport (KIJ) and Marine Corps Air Station Iwakuni (IWK).
How far is Iwakuni from Niigata?
There are several ways to calculate distances between Niigata and Iwakuni. Here are two common methods:Vincenty's formula (applied above)
- 466.344 miles
- 750.508 kilometers
- 405.242 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 465.935 miles
- 749.849 kilometers
- 404.886 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
Time difference and current local times
There is no time difference between Niigata and Iwakuni.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 94 kg (206 pounds).
Frequent Flyer Miles Calculator
Niigata (KIJ) → Iwakuni (IWK).