Flagstaff to Mammoth Cave: Road Trip Guide & Distance

How far is Flagstaff from Mammoth Cave?

The distance from Flagstaff to Mammoth Cave is 1427 miles (2296.6 km) as the crow flies. Mammoth Cave is located ENE of Flagstaff. By car, the driving distance is approximately 1712.4 miles, taking about 34h 27min. A direct flight would take roughly 3h 22min. Both are located in United States — Flagstaff in Arizona 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 Flagstaff 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.