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Distance from Houston, Texas to San Antonio, Texas


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The distance from Houston, Texas to San Antonio, Texas is 189.3 miles by the driving route, 189.3 miles by the biking route, and 189.3 miles by the walking route. The straight line distance between Houston and San Antonio is 189.3 miles (airplane route). The distances via different routes and the durations needed to travel from Houston to San Antonio are summarized in Table 1. The estimated gasoline cost of driving from Houston to San Antonio is summarized in Table 2.

Table 1. Travel Distance & Duration from Houston, TX to San Antonio, TX

Travel RouteDistance (mi) Distance (km)Travel Time
driving Driving 189.3 mi 304.7 km
biking Bicycling 189.3 mi 304.7 km
walking Walking 189.3 mi 304.7 km
flying Airplane 189.3 mi 304.7 km 22.7 minutes
Note: Distances of driving, bicycling, and walking routes and travel durations are calculated using Google Maps services API. Airplane distance and travel time are calculated using straight line and flying speed of 500 miles per hour [reference].

Table 2. Gasoline Cost of Traveling from Houston to San Antonio by Car

Fuel Economy Distance (driving) Fuel Cost
20 mpg189.3 miles$20.83
25 mpg189.3 miles$16.66
30 mpg189.3 miles$13.88
35 mpg189.3 miles$11.90
40 mpg189.3 miles$10.41
50 mpg189.3 miles$8.33
Note: Gasoline price used in the calculation is $2.20 per gallon.

Table 3. Distance from Houston, TX to Nearby Cities

From Houston, TX to Aldine, TX 8.7 miles
From Houston, TX to Aldine, TX 8.7 miles
From Houston, TX to Humble, TX 15.8 miles
From Houston, TX to Humble, TX 15.8 miles
From Houston, TX to Pearland, TX 16.6 miles

Table 4. Distance from Houston, TX to Cities Near San Antonio, TX

From Houston, TX to San Antonio, TX 189.3 miles
From Houston, TX to San Antonio, TX 189.3 miles
From Houston, TX to Timberwood Park, TX 185.4 miles
From Houston, TX to Timberwood Park, TX 185.4 miles
From Houston, TX to Schertz, TX 172.2 miles

Also see Distance from Houston to other countries; Distance from Houston to other world cities; Distance from Houston to nearby airports.