To find the driving direction from san clemente to Napa Valley via Highway 1, Santa Barbara, Hearst Castle Info. Center, San Francisco, Redwood National and State Parks which is 1801 by road, click on Show Directions after entering start and end locations in the calculator control. It takes around 1146 to reach san clemente to Napa Valley via Highway 1, Santa Barbara, Hearst Castle Info. Center, San Francisco, Redwood National and State Parks. Tired of travelling by road? You can just fly from san clemente to Napa Valley via Highway 1, Santa Barbara, Hearst Castle Info. Center, San Francisco, Redwood National and State Parks. Check the
Flight Time from san clemente to Napa Valley via Highway 1, Santa Barbara, Hearst Castle Info. Center, San Francisco, Redwood National and State Parks before travelling.