In 1962, Flatley was a vital part of Northwestern's offensive attack which helped earn the Wildcats the #1 AP ranking for two weeks mid-season.
Flatley led the team in receiving yardage and participated in the 1962 East-West Shrine Game.
During his professional career, he played for the Minnesota Vikings (1963–1967) and the Atlanta Falcons (1968–1970).
He was a member of the Minnesota Golden Gopher football radio broadcast team, along with Ray Christensen for many years.
This biographical article relating to an American football wide receiver born in the 1940s is a stub.