Bus tours of wine country are typically just one day, from morning till late afternoon. Tours departing from San Francisco will take approximately one hour to reach wine country.
Buses take travelers to wineries located throughout Napa Valley and Sonoma. Tours will also make a stop for their passengers to have lunch, which may or may not be included in the price of the tour.
Wine Country Bus Tours range from $50 to $100 as of 2010. Price variations are based on whether or not the tour includes the price of lunch, wine tastings, tour guides and other added bonuses.