Calculations with different methods
- 7128.514 miles
- 11472.232 kilometers
- 6194.510 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
- 7115.189 miles
- 11450.787 kilometers
- 6182.930 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from O'Hare International Airport (ORD) to Kish International Airport (KIH) is 13 hours 59 minutes.
Time difference and current local times
The time difference between Chicago and Kish Island is 8 hours 30 minutes. Kish Island is 8 hours 30 minutes ahead of Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 925 kg (2 038 pounds).
Chicago to Kish Island flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Kish Island (KIH).