The drive from Winston-Salem to San Francisco is a massive 4,500-kilometer cross-country trek. You will primarily follow I-80 West across the entire United States. Expect a travel time of at least 42 hours of pure driving. This route takes you through the heart of the country and over the Sierra Nevada mountains.
Total Distance: 4,500 km driving, 3,900 km air distance.
Plan for at least three overnight stops.
Summer or early Fall for clear mountain roads.