How far is Decatur, IL, from Miles City, MT?
The distance between Miles City (Miles City Airport) and Decatur (Decatur Airport) is 971 miles / 1562 kilometers / 843 nautical miles.
The driving distance from Miles City (MLS) to Decatur (DEC) is 1210 miles / 1948 kilometers, and travel time by car is about 21 hours 42 minutes.
Miles City Airport – Decatur Airport
Search flights
Distance from Miles City to Decatur
There are several ways to calculate the distance from Miles City to Decatur. Here are two standard methods:
Vincenty's formula (applied above)- 970.645 miles
- 1562.102 kilometers
- 843.467 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- 968.809 miles
- 1559.148 kilometers
- 841.872 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 Miles City to Decatur?
The estimated flight time from Miles City Airport to Decatur Airport is 2 hours and 20 minutes.
What is the time difference between Miles City and Decatur?
The time difference between Miles City and Decatur is 1 hour. Decatur is 1 hour ahead of Miles City.
Flight carbon footprint between Miles City Airport (MLS) and Decatur Airport (DEC)
On average, flying from Miles City to Decatur generates about 149 kg of CO2 per passenger, and 149 kilograms equals 328 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Miles City to Decatur
See the map of the shortest flight path between Miles City Airport (MLS) and Decatur Airport (DEC).
Airport information
| Origin | 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 |
| Destination | Decatur Airport |
|---|---|
| City: | Decatur, IL |
| Country: | United States |
| IATA Code: | DEC |
| ICAO Code: | KDEC |
| Coordinates: | 39°50′4″N, 88°51′56″W |