You can get to SFO by taking the Capitol Corridor and transferring to BART at either the Richmond Intermodal Station (walk to the adjacent BART platform) or the Oakland Coliseum station (proceed to the pedestrian bridge connecting to the Coliseum/Oakland Airport BART station). Visit www.bart.gov for details and schedules.
Take the Capitol Corridor train directly to the Oakland Coliseum station and proceed to the pedestrian bridge connecting to the Coliseum/Oakland Airport BART station. From the BART station, take the AirBART shuttle or AC Transit to the airport. You can transfer to AC Transit using a Transit Transfer. Ask you conductor for a free Transit Transfer while on board Capitol Corridor.
Please allow 1-2 hours for connections between the Capitol Corridor and Bay Area airports. If you're using Capitol Corridor and BART to reach the airport, please remember that you can buy your BART ticket onboard any Café Car at a 20% discount.