San francisco County to or from : Oakland International Airport Cities and Communities Shared Ride Fare per person * Charter Fare - 7 Passengers Van ( Each additional stop $ 10 ) City of San Francisco $29 $90 Presidio $29 $90 Treasure Island $29 $90   * Each additional person at $15. Children under 12 is $10.   Two regular sized suitcases per person, excess luggage at $2 each.   Bikes, boxes and oversized items are $5 each.