Indianapolis to San Antonio: Road Trip Guide & Distance

How far is Indianapolis from San Antonio?

The distance from Indianapolis to San Antonio is 999.6 miles (1608.7 km) as the crow flies. San Antonio is located SW of Indianapolis. By car, the driving distance is approximately 1171.3 miles, taking about 20h 42min. A direct flight would take roughly 2h 31min. Both are located in United States — Indianapolis in Indiana and San Antonio in Texas.

This is a serious multi-day road trip! We strongly recommend breaking this journey up with an overnight stay to ensure you arrive safely and refreshed. Since you'll be heading mostly West, pack a good pair of sunglasses if you plan to drive during the late afternoon to avoid the harsh sun glare. For a trip of this distance, flying is significantly faster. However, driving offers the flexibility to explore stops along the way.

Coordinates come from public place data for Indianapolis and San Antonio. The driving distance uses an OSRM road-route result when route data is available. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.