Tickets for two exhibition games against the Boston Red Sox at Citi Field will go on sale Friday, March 6, at 10 a.m. Single game tickets for April and May regular-season home games, meanwhile, will go on sale Sunday, March 15, at 10 a.m. Both sales will be exclusively online at mets.com, losmets.com, and by phone at (718) 507-TIXX. There will be no in-person sale at Citi Field on either date.