# Distance between Lafayette, LA (LFT) and Fort Smith, AR (FSM)

Flight distance from Lafayette to Fort Smith (Lafayette Regional Airport – Fort Smith Regional Airport) is 380 miles / 611 kilometers / 330 nautical miles. Estimated flight time is 1 hour 13 minutes.

Driving distance from Lafayette (LFT) to Fort Smith (FSM) is 510 miles / 821 kilometers and travel time by car is about 9 hours 5 minutes.

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

Shortest flight path between Lafayette Regional Airport (LFT) and Fort Smith Regional Airport (FSM).

## How far is Fort Smith from Lafayette?

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

Vincenty's formula (applied above)
• 379.736 miles
• 611.126 kilometers
• 329.982 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
• 380.505 miles
• 612.363 kilometers
• 330.650 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 Lafayette Regional Airport
City: Lafayette, LA
Country: United States
IATA Code: LFT
ICAO Code: KLFT
Coordinates: 30°12′19″N, 91°59′15″W

B Fort Smith Regional Airport
City: Fort Smith, AR
Country: 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 Lafayette and Fort Smith.

CDT

CDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 81 kg (178 pounds).

## Frequent Flyer Miles Calculator

Lafayette (LFT) → Fort Smith (FSM).

Distance:
380
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
380

Round trip?