 Leighton struggled in the finals, posting a goals against average of 3.96 and a save percentage of 0.876 as Chicago defeated Philadelphia four games to two, ending with an overtime goal by Patrick Kane.On June 30, 2010, Leighton signed a new two-year contract with the Flyers, just one day before he was set to become an unrestricted free agent, with the intention of making him the Flyers' starting goaltender after Emery was not retained.On October 8, 2010, it was reported Leighton would have back surgery.