Round-trip, special even train service tickets to Gillette Stadium for the Karol G concert on Sept. 12 go on sale today at 11 a.m.
These tickets are $20 and will be sold exclusively via the MBTA mTicket app. The MBTA Commuter Rail and Keolis Commuter Services will be providing trains from Boston and Providence to the concert.
Limited concert tickets are also still available for purchase on Ticketmaster…