University of Phoenix-Bay Area to San Jose State University buses and trains from $18

Here are some trips other travelers have found on Routefriend.
$18
1h 34m
2 stops
BART Amtrak
$20
1h 49m
1 stop
BART Amtrak
$21
1h 57m
1 stop
BART Amtrak
$23
2h 25m
2 stops
BART Amtrak