When Will Olympics 2025 Start.  — check out the full competition schedule for paris 2025 on olympics.com, with information on when every event will take place during the upcoming olympic games.  — the opening ceremony to signal the official start of the paris 2025 olympics will be held on friday, 26 july.

 — paris 2025 olympics opening ceremony: Around 4,400 athletes are expected to participate in the paralympic games paris 2025.