The drive from San Francisco, California to Bullhead City, Arizona covers approximately 680 miles (1,095 km).
10–11 hours under normal conditions, via I-5 S → CA-99 S → I-40 E → US-93 S (or similar routing).
Plan for an overnight stay if preferring a relaxed pace. Check real-time conditions on Caltrans, ADOT, or navigation apps before departure.