The Great British Bake Off 2025 (series 16) started on Tuesday, September 2, 2025, and airs on Channel 4 at 8 PM BST every Tuesday. The season consists of 10 episodes, running through early November 2025, with each episode typically lasting around 75 minutes.

In the UK, new episodes broadcast Tuesdays at 8 PM BST, which corresponds to 3 PM ET and 12 PM PT for viewers in the United States. The show is available on Netflix in the US but with a delay compared to the UK air dates.