How far is Fort Smith from Montgomery?
There are several ways to calculate distances between Montgomery and Fort Smith. Here are two common methods:Vincenty's formula (applied above)
- 503.941 miles
- 811.014 kilometers
- 437.913 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
- 503.259 miles
- 809.918 kilometers
- 437.320 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).
Estimated flight time from Montgomery Regional Airport (MGM) to Fort Smith Regional Airport (FSM) is 1 hour 27 minutes.
Time difference and current local times
There is no time difference between Montgomery and Fort Smith.
Fort Smith, AR
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 100 kg (220 pounds).
Montgomery to Fort Smith flight path
Shortest flight path between Montgomery Regional Airport (MGM) and Fort Smith Regional Airport (FSM).
Frequent Flyer Miles Calculator
Montgomery (MGM) → Fort Smith (FSM).