To determine how far San Antonio is from the current location, the exact current location is needed. The distance can vary greatly depending on where "me" is located. For example, if near Austin, Texas, San Antonio is about 80 miles (129 kilometers) away, typically about 1.5 hours by car via Interstate 35. From other places, such as Houston, Texas, the driving distance is about 313 km (around 3 hours by car).
If the current location can be specified, the precise distance and best route to San Antonio can be provided.
