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How far is San Antonio, TX, from Fort Smith, AR?

The distance between Fort Smith (Fort Smith Regional Airport) and San Antonio (San Antonio International Airport) is 466 miles / 750 kilometers / 405 nautical miles.

The driving distance from Fort Smith (FSM) to San Antonio (SAT) is 551 miles / 886 kilometers, and travel time by car is about 10 hours 14 minutes.

Fort Smith Regional Airport – San Antonio International Airport

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466
Miles
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750
Kilometers
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405
Nautical miles

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Distance from Fort Smith to San Antonio

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

Vincenty's formula (applied above)
  • 466.092 miles
  • 750.103 kilometers
  • 405.023 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
  • 466.766 miles
  • 751.187 kilometers
  • 405.609 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 San Antonio?

The estimated flight time from Fort Smith Regional Airport to San Antonio International Airport is 1 hour and 22 minutes.

What is the time difference between Fort Smith and San Antonio?

There is no time difference between Fort Smith and San Antonio.

Flight carbon footprint between Fort Smith Regional Airport (FSM) and San Antonio International Airport (SAT)

On average, flying from Fort Smith to San Antonio generates about 94 kg of CO2 per passenger, and 94 kilograms equals 206 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Fort Smith to San Antonio

See the map of the shortest flight path between Fort Smith Regional Airport (FSM) and San Antonio International Airport (SAT).

Airport information

Origin 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
Destination San Antonio International Airport
City: San Antonio, TX
Country: United States Flag of United States
IATA Code: SAT
ICAO Code: KSAT
Coordinates: 29°32′1″N, 98°28′11″W