<?php $days = [ 1 => false, //Mon - 03.02 2 => true, //Tue - 04.02 3 => false, //Wed - 29.01 4 => true, //Thu - 30.01 5 => true, //Fri - 31.01 6 => false, //Sat - 01.02 7 => false, //Sun - 02.02 ]; $currentDay = date('N'); for ($i = 0; $i < 7; $i++) { $checkDay = ($currentDay + $i - 1) % 7 + 1; if ($days[$checkDay]) { echo "Next Date: " . date('Y-m-d', strtotime("+$i days")); break; } } echo "\nEnd";