Distance from Decatur, AL to San Marcos, TX

Driving distance from Decatur, AL to San Marcos, TX is 878 miles (1414 km). How far is it from Decatur, AL to San Marcos, TX? It's a 13 hours 17 minutes drive by car. Flight distance is approximately 718 miles (1156 km) and flight time from Decatur, AL to San Marcos, TX is 01 hours 26 minutes. Don't forget to check out our "Gas cost calculator" option. It will calculate cost of driving this particular distance. See the map below for the visual display of the upcoming road trip.

Driving distance
878 Miles
/
1414 Km
Driving distance
Gas consumption
35.12 Gallons
134.33 Litres
Gas consumption
Flight distance
718 Miles
/
1156 Km
Flight distance

How far is it from Decatur, AL to San Marcos, TX?

To travel the distance from Decatur, AL to San Marcos, TX, please, click on the map to see the route for the journey. "Gas Cost Calculator" tool is to your right. You can always modify it and make the number more applicable for your journey.

Book a Hotel for your trip to San Marcos, TX

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Last distance calculations