Calgary Flames vs Utah Mammoth Head-to-Head

Flames built their historical edge pre-2005, winning 69 of 133 decided meetings (52%) (plus 19 ties). In the shootout era they are 46-32 against each other (59% Flames). 19 historical ties live in the all-time ledger, all predating the 2005 shootout rule. Postseason history is deep: 13 playoff games between the two franchises. Games average a 2.4-goal margin, with the largest blowout coming via Mammoth's 9-goal win. Across the last 20 decided meetings Flames hold a 13-7 edge, suggesting the modern balance leans their way. The 1980s produced the deepest sample with 83 recorded meetings, more than any other decade in the series. Their first recorded meeting fell in 1979, so the rivalry has spanned 47 seasons of NHL history. Most recent result: Flames won 4-1 on Apr 12, 2026. Through the 2020s Flames have led 11-5 between the teams.