Ekman-Larsson was selected sixth overall by Phoenix in the 2009 NHL Entry Draft. On 24 May 2010, it was announced the Coyotes had signed Ekman-Larsson to an entry-level contract. In the season following his draft selection, Ekman-Larsson produced the second-most points among junior players in the Allsvenskan, despite missing several games while competing in the 2010 World Junior Ice Hockey Championships for Sweden.