Mammoth Cave to San Antonio: Road Trip Guide & Distance

893 miles 1437.1 km · straight line
1027.7 miles actual route 1654 km · driving distance
18h 16min estimated drive time
$99 - $122 estimated fuel cost
~2h 18min flight time
237° WSW bearing direction

How far is Mammoth Cave from San Antonio?

The distance from Mammoth Cave to San Antonio is 893 miles (1437.1 km) as the crow flies. San Antonio is located WSW of Mammoth Cave. By car, the driving distance is approximately 1027.7 miles, taking about 18h 16min. A direct flight would take roughly 2h 18min. Both are located in United States — Mammoth Cave in Kentucky 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 Mammoth Cave 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.

How to Get from Mammoth Cave to San Antonio

Method Time Est. Cost Best For
Drive 18h 16min $99 - $122 Flexible stops
Fly ~2h 18min $80–200* Speed
Bus ~21h 55min $82–$154* Budget
Train ~23h 45min $123–$360* Comfort

Suggested Stops Between Mammoth Cave & San Antonio

Quick Facts

Mammoth Cave
37.19°N, 86.10°W
America/New_York
210m elevation
San Antonio
29.42°N, 98.49°W
America/Chicago
198m elevation
Explore more routes from San Antonio

Did You Know?

  • At walking speed (3 mph), it would take about 298 hours of non-stop walking
  • By bicycle at 12 mph, the journey would take roughly 74 hours
  • You could travel this distance about 27.9 times to circle the Earth's equator
Data Sources & Estimate Notes GeoNames · OpenStreetMap · OSRM