Into The Horizon electronic music festival takes place June 27-28, 2026 in San Diego, California, featuring headliners Tiësto and Martin Garrix. This two-day event focuses on house, electronic, trance, electro house, and j dance music genres. The festival showcases top-tier Dutch electronic artists, bringing world-class EDM performances to Southern California. Music fans can expect high-energy sets from these internationally acclaimed DJs and producers specializing in dance and electronic music.