The average bus between Santa Rosa and San Carlos takes 3h 37m and the fastest bus takes 2h 58m. There is a bus service every few hours from Santa Rosa to San Carlos. 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 Santa Rosa and San Carlos. The earliest departure is at 3:00 AM at night, and the last departure from Santa Rosa is at 9:30 PM which arrives into San Carlos at 1:26 AM. All services require a transfer at San Francisco Airport and take an average of 3h 37m. The schedules shown below are for the next available departures.


3h 55m • 2 changes


3h 55m • 2 changes


3h 55m • 2 changes


3h 25m • 2 changes


3h 8m • 2 changes


3h 8m • 2 changes


3h 31m • 2 changes


4h 6m • 2 changes


3h 51m • 2 changes


3h 23m • 2 changes


3h 33m • 2 changes


3h 33m • 2 changes
Want to know about travelling from Santa Rosa to San Carlos? 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 Santa Rosa to San Carlos. However, there are services departing from Santa Rosa station and arriving at San Carlos station via San Francisco Airport. The journey, including transfers, takes approximately 3h 37m.
Santa Rosa to San Carlos bus services, operated by Groome Transportation, depart from Santa Rosa station.
Santa Rosa to San Carlos bus services, operated by Groome Transportation, arrive at El Camino Real & San Carlos Ave station.
The distance between Santa Rosa and San Carlos is 111.1 km. The road distance is 132 km.
You can take a bus from Santa Rosa to El Camino Real & San Carlos Ave via San Francisco Airport, SFO Airport Terminal 3-Lower Level, and Millbrae Transit Center-Bay C1 in around 3h 20m.