Shortest distance between San Marcos and Houston is 154.76 miles (249.06 km).
Flight distance from San Marcos, TX to Houston, TX is 154.76 miles. Estimated flight time is 00 hours 19 minutes.
It takes 00 hours 18 minutes to travel from San Marcos to Houston with an airplane (average speed of 550 miles).
The driving distance from San Marcos, Texas to Houston, Texas is: 165.16 miles (265.81 km) by car.
Driving from San Marcos to Houston will take approximately 02 hours 41 minutes.
The distance between San Marcos and Houston is 266 km if you choose to drive by road. You can go 02 hours 57 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.
There is no time difference between San Marcos and Houston. The current time is 06:29:29.
|Average Speed||Travel Time|
|30 mph (48.3 km/h)||05 hours 30 minutes|
|40 mph (64.37 km/h)||04 hours 07 minutes|
|50 mph (80.47 km/h)||03 hours 18 minutes|
|60 mph (96.56 km/h)||02 hours 45 minutes|
|70 mph (112.65 km/h)||02 hours 21 minutes|
|75 mph (120.7 km/h)||02 hours 12 minutes|
|80 mph (128.75 km/h)||02 hours 03 minutes|
A car with a fuel efficiency of 8.3 l/100 km will need 22.06 liters (5.83 gallon) of gas to cover the route between San Marcos and Houston.
The estimated cost of gas to go from San Marcos to Houston is $19.7 (diesel $21.68).
Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.
The average gas price per gallon of daily gas for calculations is $3.38 (Diesel $3.72) /gallon. Last changed prices on December 03, 2021.
The place names are translated into coordinates to approximate the distance between San Marcos and Houston (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.