Tui Holidays 2025 On Sale. Tui has launched its 2025 winter holidays and extra flight to finland as well as additional flights to mexico in 2026, ready for families looking to book in advance. Via live chat in the app, directly with our reps or over the phone.

The programme, covering more than 41. Loads of winter holidays are set to go on sale this week, with extra flights loads of free kids’ places.