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Distance between Houston, TX (HOU) and San Antonio, TX (SAT)

Flight distance from Houston to San Antonio (Houston William P. Hobby Airport – San Antonio International Airport) is 192 miles / 309 kilometers / 167 nautical miles. Estimated flight time is 51 minutes.

Driving distance from Houston (HOU) to San Antonio (SAT) is 211 miles / 340 kilometers and travel time by car is about 3 hours 49 minutes.

Houston – San Antonio

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192
Miles
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309
Kilometers
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167
Nautical miles

How far is San Antonio from Houston?

There are several ways to calculate distances between Los Angeles and Chicago. Here are two common methods:

Vincenty's formula (applied above)
  • 192.237 miles
  • 309.375 kilometers
  • 167.049 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
  • 191.867 miles
  • 308.780 kilometers
  • 166.728 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).

Flight Duration

Estimated flight time from Houston William P. Hobby Airport to San Antonio International Airport is 51 minutes.

Time difference

There is no time difference between Houston and San Antonio.

Carbon dioxide emissions

On average flying from Houston to San Antonio generates about 53 kg of CO2 per passenger, 53 kilograms is equal to 118 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Houston to San Antonio

Shortest flight path between Houston William P. Hobby Airport (HOU) and San Antonio International Airport (SAT).

Airport information

Origin Houston William P. Hobby Airport
City: Houston, TX
Country: United States Flag of United States
IATA Code: HOU
ICAO Code: KHOU
Coordinates: 29°38′43″N, 95°16′44″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

Airlines flying from Houston (HOU) to San Antonio (SAT)

AirTran Airways
Southwest Airlines