The average bus between Petaluma and Mill Valley takes 1h 19m and the fastest bus takes 1h 15m. The bus service runs several times per day from Petaluma to Mill Valley. 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 every 3 hours between Petaluma and Mill Valley. The earliest departure is at 3:30 AM at night, and the last departure from Petaluma is at 7:30 PM which arrives into Mill Valley at 8:45 PM. All services require a transfer, and take on average 1h 19m. The schedules shown below are for the next available departures.

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1h 16m • 1 change

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1h 16m • 1 change
Want to know about travelling from Petaluma to Mill Valley? 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 Petaluma to Mill Valley. However, there are services departing from Petaluma station and arriving at Mill Valley station via San Rafael. The journey, including transfers, takes approximately 1h 19m.
Petaluma to Mill Valley bus services, operated by Groome Transportation, depart from Petaluma station.
Petaluma to Mill Valley bus services, operated by Groome Transportation, arrive at E Blithedale Ave & Mountain View Ave station.
The distance between Petaluma and Mill Valley is 37.2 km. The road distance is 46 km.
You can take a bus from Petaluma to E Blithedale Ave & Mountain View Ave via San Rafael Transit Center-Platform A in around 1h 31m.