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 550 miles / 885 kilometers, and travel time by car is about 10 hours 7 minutes.
Fort Smith Regional Airport – San Antonio International Airport
Search flights
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  |
| 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 |
| IATA Code: | SAT |
| ICAO Code: | KSAT |
| Coordinates: | 29°32′1″N, 98°28′11″W |