en-US Event Tickets http://www.ticketseating.com/the-avett-brothers-tickets--in-chicago-il/ To buy The Avett Brothers in Chicago IL tickets, choose an event below. Buy cheap Outlaw Festival: Willie Nelson, Avett Brothers & Lukas Nelson tickets for Tuesday August 25, 2026 at 3:20 PM at Huntington Bank Pavilion at Northerly Island in Chicago, IL. 7902307