The road distance from San Antonio, Texas to Laughlin, Nevada is approximately 1,100 miles (1,770 km).
Typical route: I-10 W → I-20 W → I-10 W → US-93 N (or I-40 W → US-93 N).
Driving time: ~16–17 hours without stops. Realistically, plan for 2 days with overnight rest (e.g., in El Paso or Flagstaff).
Laughlin sits on the Colorado River (Nevada side), across from Bullhead City, AZ—known for casinos and river recreation.