Purchase Thirty Seconds to Mars & AFI tickets for Xfinity Center - MA in Mansfield, MA, scheduled for Sun, Aug 18, 2024 6:30 pm. With 1921 tickets up for grabs, priced between $35.00 to $701.00 and an average price of $146.00, there's an option for every budget. Choose your ideal seat using our handy interactive seating chart.