 However, Flaget became best known for its football program, which compiled a 196-79-17 record from 1945 to 1973
Paulie Miller was hired in 1945 as the coach of various sports teams, but became famous as the coach of the football team, establishing St. X as their rivals and winning their first state championship in 1949.Miller coached at Flaget until 1963.The team won state championships again in 1952, 1958, 1961 (41-13 over Fairdale High School), and in 1967 under Norm Mackin (21-7 vs. Thomas Jefferson High School) and 1971 under Pete "The Computer" Compise (a 7-7 tie with Thomas Jefferson) after Miller had stepped down.