Try a daybreak travel to conquer the crowds, watch easy spill over the caldera
https://code.stephenscity.gov/index.php/Santorini_Day_Tour_Itinerary:_See_the_Island%E2%80%99s_Highlights_in_One_Day
Try a daybreak excursion to beat the crowds, watch pale spill over the caldera, and seize serene streets ahead of the island wakes up.