Las Vegas to Mammoth Cave: Road Trip Guide & Distance

1604.4 miles 2582 km · straight line
1881.4 miles actual route 3027.8 km · driving distance
32h 49min estimated drive time
$181 - $223 estimated fuel cost
~3h 44min flight time
79° E bearing direction

How far is Las Vegas from Mammoth Cave?

The distance from Las Vegas to Mammoth Cave is 1604.4 miles (2582 km) as the crow flies. Mammoth Cave is located E of Las Vegas. By car, the driving distance is approximately 1881.4 miles, taking about 32h 49min. A direct flight would take roughly 3h 44min. Both are located in United States — Las Vegas in Nevada 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 Las Vegas 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 Las Vegas to Mammoth Cave

Method Time Est. Cost Best For
Drive 32h 49min $181 - $223 Flexible stops
Fly ~3h 44min $80–200* Speed
Bus ~39h 23min $151–$282* Budget
Train ~42h 40min $226–$658* Comfort

Suggested Stops Between Las Vegas & Mammoth Cave

Quick Facts

Las Vegas
36.17°N, 115.14°W
America/Los_Angeles
610m 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 535 hours of non-stop walking
  • By bicycle at 12 mph, the journey would take roughly 134 hours
  • You could travel this distance about 15.5 times to circle the Earth's equator
Data Sources & Estimate Notes GeoNames · OpenStreetMap · OSRM