The average bus between Petaluma and Larkspur takes 2h 3m and the fastest bus takes 1h 56m. The bus service runs several times per day from Petaluma to Larkspur. 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 4 hours between Petaluma and Larkspur. The earliest departure is at 3:30 AM at night, and the last departure from Petaluma is at 5:30 PM which arrives into Larkspur at 7:27 PM. All services require a transfer, and take on average 2h 3m. The schedules shown below are for the next available departures.

2h 55m • 1 change

1h 57m • 1 change

2h • 1 change

1h 58m • 1 change

2h 55m • 1 change

1h 57m • 1 change

2h • 1 change

1h 58m • 1 change

2h 55m • 1 change

1h 57m • 1 change

2h • 1 change

1h 58m • 1 change

2h 55m • 1 change

1h 57m • 1 change

2h • 1 change

1h 58m • 1 change

1h 56m • 1 change

1h 56m • 1 change

1h 56m • 1 change

1h 56m • 1 change

1h 56m • 1 change

1h 56m • 1 change

1h 56m • 1 change

1h 56m • 1 change
Want to know about travelling from Petaluma to Larkspur? 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 Larkspur. However, there are services departing from Petaluma station and arriving at Larkspur station via San Rafael. The journey, including transfers, takes approximately 2h 3m.
Petaluma to Larkspur bus services, operated by Groome Transportation, depart from Petaluma station.
Petaluma to Larkspur bus services, operated by Groome Transportation, arrive at Magnolia Av & Madrone Av station.
The distance between Petaluma and Larkspur is 34.3 km. The road distance is 44 km.
You can take a bus from Petaluma to Magnolia Av & Madrone Av via San Rafael Transit Center-Platform C in around 2h 3m.