How far is Miles City, MT, from Rockford, IL?
The distance between Rockford (Chicago Rockford International Airport) and Miles City (Miles City Airport) is 880 miles / 1416 kilometers / 765 nautical miles.
The driving distance from Rockford (RFD) to Miles City (MLS) is 1041 miles / 1676 kilometers, and travel time by car is about 18 hours 42 minutes.
Chicago Rockford International Airport – Miles City Airport
Search flights
Distance from Rockford to Miles City
There are several ways to calculate the distance from Rockford to Miles City. Here are two standard methods:
Vincenty's formula (applied above)- 880.072 miles
- 1416.338 kilometers
- 764.761 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
Haversine formula- 877.987 miles
- 1412.983 kilometers
- 762.950 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
How long does it take to fly from Rockford to Miles City?
The estimated flight time from Chicago Rockford International Airport to Miles City Airport is 2 hours and 9 minutes.
What is the time difference between Rockford and Miles City?
The time difference between Rockford and Miles City is 1 hour. Miles City is 1 hour behind Rockford.
Flight carbon footprint between Chicago Rockford International Airport (RFD) and Miles City Airport (MLS)
On average, flying from Rockford to Miles City generates about 142 kg of CO2 per passenger, and 142 kilograms equals 313 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Rockford to Miles City
See the map of the shortest flight path between Chicago Rockford International Airport (RFD) and Miles City Airport (MLS).
Airport information
| Origin | Chicago Rockford International Airport |
|---|---|
| City: | Rockford, IL |
| Country: | United States  |
| IATA Code: | RFD |
| ICAO Code: | KRFD |
| Coordinates: | 42°11′43″N, 89°5′49″W |
| Destination | Miles City Airport |
|---|---|
| City: | Miles City, MT |
| Country: | United States |
| IATA Code: | MLS |
| ICAO Code: | KMLS |
| Coordinates: | 46°25′40″N, 105°53′9″W |