Map of flight path and driving directions from Salt Lake City to Fort Smith.
Shortest flight path between Salt Lake City International Airport (SLC) and Fort Smith Regional Airport (FSM).
How far is Fort Smith from Salt Lake City?
There are several ways to calculate distances between Salt Lake City and Fort Smith. Here are two common methods:Vincenty's formula (applied above)
- 1028.994 miles
- 1656.006 kilometers
- 894.172 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
- 1027.110 miles
- 1652.974 kilometers
- 892.534 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).
Time difference and current local times
The time difference between Salt Lake City and Fort Smith is 1 hour. Fort Smith is 1 hour ahead of Salt Lake City.
Salt Lake City, UT
Fort Smith, AR
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 153 kg (337 pounds).
Frequent Flyer Miles Calculator
Salt Lake City (SLC) → Fort Smith (FSM).