How far is Kalskag, AK, from Fort Smith, AR?

The distance between Fort Smith (Fort Smith Regional Airport) and Kalskag (Kalskag Airport) is 3336 miles / 5369 kilometers / 2899 nautical miles.

Distance from Fort Smith to Kalskag

There are several ways to calculate the distance from Fort Smith to Kalskag. Here are two standard methods:

Vincenty's formula (applied above)

• 3335.922 miles
• 5368.646 kilometers
• 2898.837 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula

• 3329.065 miles
• 5357.611 kilometers
• 2892.879 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).

How long does it take to fly from Fort Smith to Kalskag?

The estimated flight time from Fort Smith Regional Airport to Kalskag Airport is 6 hours and 48 minutes.

What is the time difference between Fort Smith and Kalskag?

The time difference between Fort Smith and Kalskag is 3 hours. Kalskag is 3 hours behind Fort Smith.

Flight carbon footprint between Fort Smith Regional Airport (FSM) and Kalskag Airport (KLG)

On average, flying from Fort Smith to Kalskag generates about 375 kg of CO2 per passenger, and 375 kilograms equals 826 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Fort Smith to Kalskag

See the map of the shortest flight path between Fort Smith Regional Airport (FSM) and Kalskag Airport (KLG).

Airport information

Origin	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

Destination	Kalskag Airport
City:	Kalskag, AK
Country:	United States
IATA Code:	KLG
ICAO Code:	PALG
Coordinates:	61°32′10″N, 160°20′27″W