Just 14 miles south of the City, San Francisco International Airport is the fifth busiest in the United States, seventh in the world. Forty-two major scheduled carriers serve the airport. The garage, expanded to accommodate 7,000 cars, is recommended for short-term, protected parking. Bay Area Transit San Francisco Municipal Railway 949 Presidio Avenue, 673-6864.
Free transfers are valid for two changes of vehicle in any direction within two hours.
Complete timetables available on buses, Metro station agent booths, AC Transit ticket booth and elsewhere. Buses are numbered with destinations marked on the front. Stops are usually marked by signs, curb markings and yellow bands on adjacent utility poles. Muni Metro Streetcars operate underground downtown and on the streets in the outer neighborhoods. Owl Service Buses serve major transit corridors from 1 to 5 am.