St Paul's have the chance to retain the Le Riche Cup after beating St Peter in the semi-finals on Tuesday.
Craig Russell opened the scoring after 47 minutes and fellow island player John-Paul Martyn completed the win with a second 22 minutes from time.
Saints will now take on Jersey Wanderers in the final at Springfield on Tuesday, 3 April after they beat Jersey Scottish on penalties.
St Paul's will win their third straight Le Riche if they win the final.
Wanderers will win Jersey's premier knockout cup for the first time since 1995 if they can overcome last season's winners.