Air Miles Calculator

Distance between Huntsville, AL (HSV) and Fort Smith, AR (FSM)

Flight distance from Huntsville to Fort Smith (Huntsville International Airport – Fort Smith Regional Airport) is 433 miles / 697 kilometers / 377 nautical miles. Estimated flight time is 1 hour 19 minutes.

Driving distance from Huntsville (HSV) to Fort Smith (FSM) is 489 miles / 787 kilometers and travel time by car is about 8 hours 50 minutes.

Map of flight path and driving directions from Huntsville to Fort Smith.

Shortest flight path between Huntsville International Airport (HSV) and Fort Smith Regional Airport (FSM).

How far is Fort Smith from Huntsville?

There are several ways to calculate distances between Huntsville and Fort Smith. Here are two common methods:

Vincenty's formula (applied above)
  • 433.313 miles
  • 697.350 kilometers
  • 376.539 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
  • 432.377 miles
  • 695.843 kilometers
  • 375.725 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).

Airport information


A Huntsville International Airport
City: Huntsville, AL
Country: United States Flag of United States
IATA Code: HSV
ICAO Code: KHSV
Coordinates: 34°38′13″N, 86°46′30″W

B Fort Smith Regional Airport
City: Fort Smith, AR
Country: United States Flag of United States
IATA Code: FSM
ICAO Code: KFSM
Coordinates: 35°20′11″N, 94°22′2″W

Time difference and current local times

There is no time difference between Huntsville and Fort Smith.

Time Difference

Huntsville, AL

 CST

Fort Smith, AR

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 89 kg (196 pounds).

Frequent Flyer Miles Calculator

Huntsville (HSV) → Fort Smith (FSM).

Distance:
433
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
433

Round trip?