Dry Tortugas to San Marcos, Texas: Road Trip Guide & Distance

How far is Dry Tortugas from San Marcos, Texas?

The distance from Dry Tortugas to San Marcos, Texas is 993.1 miles (1598.3 km) as the crow flies. San Marcos, Texas is located WNW of Dry Tortugas. By car, the driving distance is approximately 1191.8 miles, taking about 23h 59min. A direct flight would take roughly 2h 30min. Both are located in United States — Dry Tortugas in Florida and San Marcos, Texas 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 Dry Tortugas and San Marcos, Texas. 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.