High Quality Content by WIKIPEDIA articles! The National Hockey League (NHL) Conference Finals are the Eastern Conference and Western Conference championship series of the NHL. The Conference Finals are best-of-seven series. The two series are played in late May each year after the first and second rounds of the playoffs and before the Stanley Cup Final. The remaining two teams in the Eastern conference and Western Conference after the second round play off. The winners of the Eastern and Western Conference Finals receive the Prince of Wales Trophy and Clarence S. Campbell Bowl respectively. The series winners go on to the Stanley Cup Final.