Fletcher played 29 games as a true freshman, netting 6 goals and 13 points, tops in SCSU's rookie class. He scored his first collegiate goal on a power play at North Dakota on Nov. 14, 2003. He'd continue to work his way up the depth chart and eventually become known as a high-character player and power play quarterback. He led SCSU defensemen in scoring his sophomore, junior, and senior seasons. Fletcher's plus-19 rating his junior year led the team. He was also named Academic All-WCHA after his junior year. His career high for points also came in his junior season, when he scored 6 goals and 21 assists for 27 points in 40 games. His plus-21 rating his senior year was best on the team.
For his SCSU career, the Real Estate major had 26 goals, 60 assist, 86 points, 200 PIM, and was plus-27 in 143 games. He currently stands 1st all-time among defensemen at SCSU in power play goals (18), and is second in assists and third in points. Among all skaters, he is 14th all-time on the school's record list for power play goals, 16th for assists, 7th for shots on goal (312), 13th for plus/minus, and 13th for PIM.
Fletcher served as a fill-in for the Lightning at the 2007 Traverse City, Michigan prospects tournament, where he earned positive reviews from the scouting staff. Fletcher finished the tournament with one assist, a minus-1 rating, and 6 PIM as the Lightning went 0-4.
He began the 2007-2008 season with Norfolk of the AHL.