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Chicago (ORD) - Istanbul (IST)
Calculations with different methods
- 5490.544 miles
- 8836.174 kilometers
- 4771.152 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
- 5476.732 miles
- 8813.947 kilometers
- 4759.150 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 Istanbul Atatürk Airport (IST) is 10 hours 53 minutes.
Time difference and current local times
The time difference between Chicago and Istanbul is 9 hours. Istanbul is 9 hours ahead of Chicago.
Flight map from Chicago to Istanbul.
Frequent Flyer Miles Calculator
Chicago (ORD) → Istanbul (IST).