Santa Rosa, CA to The Art Institute of California-San Francisco buses and trains from $33

Here are some trips other travelers have found on Routefriend.
$33
3h 49m
2 stops
Amtrak
$33
3h 55m
3 stops
Amtrak BART
$34
3h 52m
2 stops
Amtrak BART
$35
3h 7m
2 stops
Amtrak BART
$36
3h 16m
2 stops
Amtrak BART
$37
3h 31m
2 stops
Amtrak BART
$38
8h 16m
3 stops
Amtrak BART
$39
4h 39m
2 stops
Amtrak BART