Air Miles Calculator

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 Flag of 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 Flag of 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?