The average bus between South San Francisco Station (Caltrain) and Petaluma takes 2h 7m and the fastest bus takes 1h 52m. There is a bus service every few hours from South San Francisco Station (Caltrain) to Petaluma. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run hourly between South San Francisco Station (Caltrain) and Petaluma. The earliest departure is at 5:01 AM in the morning, and the last departure from South San Francisco Station (Caltrain) is at 11:38 PM which arrives into Petaluma at 2:00 AM. All services require a transfer at SFO Airport Terminal 2-Lower Level and take an average of 2h 7m. The schedules shown below are for the next available departures.

1h 58m • 1 change

2h 1m • 1 change

2h 9m • 1 change

2h 6m • 1 change

1h 58m • 1 change

2h 1m • 1 change

2h 9m • 1 change

2h 6m • 1 change

1h 58m • 1 change

2h 2m • 1 change

2h 17m • 1 change

2h 12m • 1 change
Want to know about travelling from South San Francisco Station (Caltrain) to Petaluma? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from South San Francisco Station (Caltrain) to Petaluma. However, there are services departing from South San Francisco Station (Caltrain) station and arriving at Petaluma station via Petaluma. The journey, including transfers, takes approximately 2h 7m.
South San Francisco Station (Caltrain) to Petaluma bus services, operated by SamTrans, depart from San Francisco Airport station.
South San Francisco Station (Caltrain) to Petaluma bus services, operated by SamTrans, arrive at Petaluma station.
The distance between South San Francisco Station (Caltrain) and Petaluma is 67.3 km. The road distance is 91 km.
Groome Transportation operates a bus from San Francisco Airport to Petaluma hourly. Tickets cost $25–55 and the journey takes 1h 30m.