The 2013–14 US Open Arena Soccer Championship is the sixth edition of an open knockout style tournament for arena/indoor soccer. In this edition, teams from the Professional Arena Soccer League, Premier Arena Soccer League, and other independent indoor soccer teams are participating in the single elimination tournament. After a three-year run by the San Diego Sockers, the 2012–13 Open Cup was won by the Detroit Waza. This year, Detroit was knocked out in its first Open Cup match by the Harrisburg Heat.