There are several ways to calculate the distance from Istanbul to Chicago. Here are two standard methods:
Vincenty's formula (applied above)
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 planet.
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).
How long does it take to fly from Istanbul to Chicago?
The estimated flight time from Istanbul Airport to Chicago O'Hare International Airport is
10 hours and 51 minutes.
What is the time difference between Istanbul and Chicago?
The time difference between Istanbul and Chicago is 8 hours. Chicago is 8 hours behind Istanbul.
Flight carbon footprint between Istanbul Airport (IST) and Chicago O'Hare International Airport (ORD)
On average, flying from Istanbul to Chicago generates about 646 kg of CO2 per passenger, and 646 kilograms equals 1 424 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path from Istanbul to Chicago
See the map of the shortest flight path between Istanbul Airport (IST) and Chicago O'Hare International Airport (ORD).