Exhibit 99.1 Wynn Resorts, Limited Reports First Quarter 2024 Results LAS VEGAS, May 7, 2024 — Wynn Resorts, Limited (NASDAQ: WYNN) ("Wynn Resorts" or the "Company") today reported financial results for the first quarter ended March 31, 2024. Operating revenues were $1.86 billion for the first quarter of 2024, an increase of$439.2 million from $1.42 billion for the first quarter of 2023. Net income attributable to Wynn Resorts, Limited was$144.2 million for the first quarter of 2024, compared to net incom ...