The final of The Celebrity Traitors (UK) has already aired; it was the 2025 special series that wrapped up in November 2025, so there is no upcoming “Celebrity Traitors” final date still to come.

However, the related main show, The Traitors UK series 4, has its final scheduled for Friday 23 January 2026 at 8:30pm on BBC One , running for about 75 minutes.

If you were asking “when is the final of Celebrity Traitors?” to plan viewing in 2026, what you will actually be able to watch live now is the main The Traitors series 4 final on that 23 January 2026 date.