The always-exploring jazz guitarist and composer Pat Metheny is bringing his first solo tour to New Orleans. The international Dream Box tour, which reaches the Orpheum Theater on March 16, follows last year’s release of Metheny’s Grammy-nominated solo album of the same name.

After winning 20 Grammy Awards in 12 categories, Dream Box earned Metheny a 39th Grammy nomination. Musically innovative and technically dazzling, he defied jazz guitar convention wi...