The distance between san clemente to Napa Valley via Highway 1, Santa Barbara, Hearst Castle Info. Center is 937 Mi by road. You can also find the distance from san clemente to Napa Valley via Highway 1, Santa Barbara, Hearst Castle Info. Center using other travel options like bus, subway, tram, train and rail. Apart from the trip distance, refer
Directions from san clemente to Napa Valley via Highway 1, Santa Barbara, Hearst Castle Info. Center for road driving directions!