Calvin Harris, David Guetta, Martin Garrix, and Armin van Buuren will headline Ultra Music Festival 2026, according to the Miami New Times, as the flagship electronic dance music event returns to Bayfront Park in Downtown Miami. The festival, scheduled for March 27-29, is set to feature more than 150 artists across multiple stages. The Phase 1 headliners are expected to draw significant crowds to the three-day event, Miami New Times reports. Tickets and Attendance Weekend passes went on sale imm