How far is Tokyo from Chicago?
There are several ways to calculate distances between Chicago and Tokyo. Here are two common methods:Vincenty's formula (applied above)
- 6274.067 miles
- 10097.133 kilometers
- 5452.016 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
- 6259.692 miles
- 10073.998 kilometers
- 5439.524 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).
Estimated flight time from O'Hare International Airport (ORD) to Narita International Airport (NRT) is 12 hours 22 minutes.
Time difference and current local times
The time difference between Chicago and Tokyo is 15 hours. Tokyo is 15 hours ahead of Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 800 kg (1 764 pounds).
Chicago to Tokyo flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Tokyo (NRT).