Austin, Texas to Mammoth Cave: Road Trip Guide & Distance

821.2 miles 1321.6 km · straight line
949.5 miles actual route 1528.1 km · driving distance
16h 48min estimated drive time
$91 - $112 estimated fuel cost
~2h 9min flight time
51° NE bearing direction

How far is Austin, Texas from Mammoth Cave?

The distance from Austin, Texas to Mammoth Cave is 821.2 miles (1321.6 km) as the crow flies. Mammoth Cave is located NE of Austin, Texas. By car, the driving distance is approximately 949.5 miles, taking about 16h 48min. A direct flight would take roughly 2h 9min. Both are located in United States — Austin, Texas in Texas and Mammoth Cave in Kentucky.

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. Heading East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility. 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 Austin, Texas and Mammoth Cave. 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 Austin, Texas to Mammoth Cave

Method Time Est. Cost Best For
Drive 16h 48min $91 - $112 Flexible stops
Fly ~2h 9min $80–200* Speed
Bus ~20h 10min $76–$142* Budget
Train ~21h 50min $114–$332* Comfort

Suggested Stops Between Austin, Texas & Mammoth Cave

Quick Facts

Austin, Texas
30.27°N, 97.74°W
America/Chicago
149m elevation
Mammoth Cave
37.19°N, 86.10°W
America/New_York
210m elevation
Explore more routes from Mammoth Cave

Did You Know?

  • At walking speed (3 mph), it would take about 274 hours of non-stop walking
  • By bicycle at 12 mph, the journey would take roughly 68 hours
  • You could travel this distance about 30.3 times to circle the Earth's equator
Data Sources & Estimate Notes GeoNames · OpenStreetMap · OSRM