Distance from San Antonio, TX to Alton, IL

Driving distance from San Antonio, TX to Alton, IL is 945 miles (1521 km). How far is it from San Antonio, TX to Alton, IL? It's a 16 hours 00 minutes drive by car. Flight distance is approximately 808 miles (1300 km) and flight time from San Antonio, TX to Alton, IL is 01 hours 37 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
945 Miles
/
1521 Km
Driving distance
Gas consumption
37.80 Gallons
144.50 Litres
Gas consumption
Flight distance
808 Miles
/
1300 Km
Flight distance

How far is it from San Antonio, TX to Alton, IL?

To travel the distance from San Antonio, TX to Alton, IL, 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 Alton, IL

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Last distance calculations