Air Miles Calculator

Distance between Zurich (ZRH) and Chicago, IL (ORD)

Distance from Zurich Airport to O'Hare International Airport is 4443 miles / 7150 kilometers / 3861 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 4442.909 miles
  • 7150.169 kilometers
  • 3860.783 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
  • 4430.830 miles
  • 7130.729 kilometers
  • 3850.286 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 Zurich Airport (ZRH) to O'Hare International Airport (ORD) is 8 hours 54 minutes.

Time difference and current local times

The time difference between Zurich and Chicago is 7 hours. Chicago is 7 hours behind Zurich.

Time Difference

Zurich
Chicago

Zurich

 CET

Chicago, IL

 CST

Airport information


A Zurich Airport
City: Zurich
Country: Switzerland Flag of Switzerland
IATA Code: ZRH
ICAO Code: LSZH
Coordinates: 47°27′52″N, 8°32′57″E

B 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

Map

Flight map from Zurich to Chicago.

Frequent Flyer Miles Calculator

Zurich (ZRH) → Chicago (ORD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
4443
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
4443

Round trip?