How far is Istanbul from Chicago?
There are several ways to calculate distances between Chicago and Istanbul. Here are two common methods:Vincenty's formula (applied above)
- 5473.594 miles
- 8808.895 kilometers
- 4756.423 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
- 5459.774 miles
- 8786.655 kilometers
- 4744.414 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 Istanbul Airport (IST) is 10 hours 51 minutes.
Time difference and current local times
The time difference between Chicago and Istanbul is 8 hours. Istanbul is 8 hours ahead of Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 654 kg (1 442 pounds).
Chicago to Istanbul flight path
Shortest flight path between O'Hare International Airport (ORD) and Istanbul Airport (IST).
Frequent Flyer Miles Calculator
Chicago (ORD) → Istanbul (IST).