Air Miles Calculator

Distance between Chicago, IL (ORD) and Istanbul (IST)

Distance from O'Hare International Airport to Istanbul Atatürk Airport is 5491 miles / 8836 kilometers / 4771 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 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).

Flight duration

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.

Time Difference

Chicago
Istanbul

Chicago, IL

 CST

Istanbul

 +03

Airport information


A O'Hare International Airport
City: Chicago, IL
Country: United States Flag of United States
IATA Code: ORD
ICAO Code: KORD
Coordinates: 41°58′42″N, 87°54′17″W

B Istanbul Atatürk Airport
City: Istanbul
Country: Turkey Flag of Turkey
IATA Code: IST
ICAO Code: LTBA
Coordinates: 40°58′36″N, 28°48′52″E

Map

Flight map from Chicago to Istanbul.

Frequent Flyer Miles Calculator

Chicago (ORD) → Istanbul (IST).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
5491
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
5491

Round trip?