Distance Houston San Marcos
How far is it from Houston to San Marcos?
The calculated distance (air line) between Houston and San Marcos is approximately 155 miles respectively 249 kilometers.
By car or train, the actual journey to San Marcos is certainly longer, as only the direct route (as the crow flies) between Houston and San Marcos has been calculated here.
Air Line
Houston to San Marcos
Air line (approximately)
155 miles
249 kilometers
134 nautical miles
Distance Calculator
