Search our USC Trojans Flag Shop for Flags, Banners, and Pennants with Licensed USC logos and insignias. Featured flags for USC Trojans include Football Flags, House Flags, 3x5 Flags, Banner Flags, Pennants and USC Trojans Banners. All USC Trojans Flags are approved by University of Southern California and licensed by the NCAA. Find our USC Trojans Flag selection below and click on any image or link for more details.