March Madness 2025 Seattle Times. March madness 2025 begins with first four games tuesday, march 18, in dayton, ohio, and ends with the final four on april 5 and 7 at the alamodome in san antonio. Selection sunday for 2025 march madness is set for sunday, march 16.

March madness 2025 begins with first four games tuesday, march 18, in dayton, ohio, and ends with the final four on april 5 and 7 at the alamodome in san antonio. Tickets start at $75, ticketmaster.com post malone.