Map of flight path from Chicago to Niigata.
Shortest flight path between Chicago O'Hare International Airport (ORD) and Niigata Airport (KIJ).
How far is Niigata from Chicago?
There are several ways to calculate distances between Chicago and Niigata. Here are two common methods:Vincenty's formula (applied above)
- 6186.282 miles
- 9955.856 kilometers
- 5375.732 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
- 6171.624 miles
- 9932.266 kilometers
- 5362.995 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
The time difference between Chicago and Niigata is 14 hours. Niigata is 14 hours ahead of Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 742 kg (1 636 pounds).
Frequent Flyer Miles Calculator
Chicago (ORD) → Niigata (KIJ).