Map of flight path from Chicago to Sendai.
Shortest flight path between Chicago O'Hare International Airport (ORD) and Sendai Airport (SDJ).
How far is Sendai from Chicago?
There are several ways to calculate distances between Chicago and Sendai. Here are two common methods:Vincenty's formula (applied above)
- 6121.681 miles
- 9851.891 kilometers
- 5319.596 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
- 6107.103 miles
- 9828.430 kilometers
- 5306.928 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 Sendai is 14 hours. Sendai is 14 hours ahead of Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 733 kg (1 616 pounds).
Frequent Flyer Miles Calculator
Chicago (ORD) → Sendai (SDJ).