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Chicago–Billings | ORD–BIL
Calculations with different methods
- 1060.466 miles
- 1706.655 kilometers
- 921.520 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
- 1057.807 miles
- 1702.375 kilometers
- 919.209 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 Billings Logan International Airport (BIL) is 2 hours 30 minutes.
Time difference and current local times
The time difference between Chicago and Billings is 1 hour. Billings is 1 hour behind Chicago.
Chicago to Billings flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Billings (BIL).