How far is Fort Smith from Phoenix?
There are several ways to calculate distances between Phoenix and Fort Smith. Here are two common methods:Vincenty's formula (applied above)
- 1015.406 miles
- 1634.138 kilometers
- 882.364 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
- 1013.266 miles
- 1630.693 kilometers
- 880.504 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 Phoenix Sky Harbor International Airport (PHX) to Fort Smith Regional Airport (FSM) is 2 hours 25 minutes.
Time difference and current local times
The time difference between Phoenix and Fort Smith is 1 hour. Fort Smith is 1 hour ahead of Phoenix.
Fort Smith, AR
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 142 kg (312 pounds).
Phoenix to Fort Smith flight map.
Frequent Flyer Miles Calculator
Phoenix (PHX) → Fort Smith (FSM).