Wondering how long are hockey games or how many periods are in a game? Navigating the world of ice hockey, from youth games to the high-flying action of professional NHL, can be a whirlwind. But fear not, fellow hockey parents and enthusiasts! While NHL games run three (3) 20-minute periods each, there are intermissions, play stoppage, and other intricacies of game duration. In this article, I’ll simplify and break down for you!