Globe Institute of Technology to Montreal, QC buses and trains from $65

Here are some trips other travelers have found on Routefriend.
$65
10h 51m
0 stops
Amtrak
$69
11h 6m
1 stop
Greyhound Amtrak
$73
7h 19m
0 stops
Greyhound
$81
19h 21m
2 stops
CoachUSA Amtrak
$98
8h 40m
1 stop
Amtrak Greyhound