Distance between Chicago, IL (ORD) and Billings, MT (BIL)
Distance from Chicago to Billings (Billings Logan International Airport – O'Hare International Airport) is 1060 miles / 1707 kilometers / 922 nautical miles.
Calculations with different methods
Vincenty's formula (applied above)
- 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).
Flight duration
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.
Time Difference
Chicago
Billings
Chicago, IL
CDT
Billings, MT
MDT
Airport information
| A | O'Hare International Airport |
|---|---|
| City: | Chicago, IL |
| Country: | United States  |
| IATA Code: | ORD |
| ICAO Code: | KORD |
| Coordinates: | 41°58′42″N, 87°54′17″W |
| B | Billings Logan International Airport |
|---|---|
| City: | Billings, MT |
| Country: | United States |
| IATA Code: | BIL |
| ICAO Code: | KBIL |
| Coordinates: | 45°48′27″N, 108°32′34″W |
Map
Chicago to Billings flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Billings (BIL).
Elite level bonus (%):
Booking class bonus (%):
Air miles:
1060
Elite level bonus:
0
Booking class bonus:
0
In total
Total frequent flyer miles:
1060
Round trip?