Frederick to Mammoth Cave: Road Trip Guide & Distance

How far is Frederick from Mammoth Cave?

The distance from Frederick to Mammoth Cave is 495.5 miles (797.4 km) as the crow flies. Mammoth Cave is located WSW of Frederick. By car, the driving distance is approximately 594.6 miles, taking about 11h 58min. A direct flight would take roughly 1h 30min. Both are located in United States — Frederick in Maryland and Mammoth Cave in Kentucky.

This is a solid day of driving. Be sure to take breaks every 2-3 hours to avoid driver fatigue, and plan your meals ahead of time. 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.

Coordinates come from public place data for Frederick and Mammoth Cave. The driving distance is estimated from straight-line distance with a road-factor model, so confirm the route in your navigation app. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.