Gonzaga University to University of Portland buses and trains from $54

Or, see buses and trains from University of Portland to Gonzaga University.
Here are some trips other travelers have found on Routefriend.
$54
7h 25m
0 stops
Amtrak
$55
6h 34m
1 stop
Amtrak Greyhound
$73
7h 25m
3 stops
Amtrak Greyhound
$88
14h 4m
1 stop
Amtrak Amtrak