Calculations with different methods
- 7132.740 miles
- 11479.032 kilometers
- 6198.182 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
- 7119.737 miles
- 11458.106 kilometers
- 6186.883 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from Hamad International Airport (DOH) to O'Hare International Airport (ORD) is 14 hours 0 minutes.
Time difference and current local times
The time difference between Doha and Chicago is 9 hours. Chicago is 9 hours behind Doha.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 925 kg (2 040 pounds).
Doha to Chicago flight map.
Frequent Flyer Miles Calculator
Doha (DOH) → Chicago (ORD).