Caltrain customers can board SamTrans Route SFO from the westside of the Millbrae Transit Center. Route SFO runs direct service from the Millbrae Transit Center to terminal stops at San Francisco International Airport including International Courtyard A, Terminal 2, Terminal 3 and International Courtyard G. All buses have luggage racks.
South Bay and Peninsula travelers can ride Caltrain to BART for a traffic-free trip to the Oakland International Airport. Caltrain customers can connect with BART at the Millbrae station, then ride BART to its Coliseum station. Take the BART shuttle train from Coliseum BART to the airport.