Tui Winter Sun Holidays 2025 Reviews. We have used them for booking our last 4 holidays , the latest one just last week, and would now never book online or go elsewhere. Loads of winter holidays are set to go on sale this week, with extra flights loads of free kids' places.tui’s winter 2025 holidays launch on july 18
These 21 and 28 day holidays are a great. We have lots of winter holiday deals departing between november and april!