The average bus between Portland and Sonoma takes 28h 4m and the fastest bus takes 21h 10m. There is at least one bus per day from Portland to Sonoma. 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 once daily between Portland and Sonoma. The earliest departure is at 1:50 AM at night, and the last departure from Portland is at 8:00 PM which arrives into Sonoma at 5:10 PM. All services require a transfer at Sacramento Bus Station and take an average of 28h 4m. The schedules shown below are for the next available departures.
Arrives next day



35h • 3 changes
Arrives next day



21h 10m • 3 changes
Arrives next day



35h • 3 changes
Arrives next day



21h 10m • 3 changes
Want to know about travelling from Portland to Sonoma? 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 Portland to Sonoma. However, there are services departing from Portland station and arriving at Sonoma station via Sacramento Bus Station station. The journey, including transfers, takes approximately 28h 4m.
Portland to Sonoma bus services, operated by Greyhound USA, depart from Portland Curbside Bus Stop station.
Portland to Sonoma bus services, operated by Greyhound USA, arrive at Petaluma station.
The distance between Portland and Sonoma is 804.2 km. The road distance is 1,104 km.
You can take a bus from Portland Curbside Bus Stop to Sonoma Plaza via Sacramento Bus Station, Vallejo, Petaluma, and Petaluma Transit Mall in around 18h 45m.