https://knowt.com/note/9468009c-867e-4cd9-baad-f1231e7f27b3/Flexible-TravelDoes-Lufthansa-allow-fl youmobs 4 months ago https://knowt.com/note/9468009c-867e-4cd9-baad-f1231e7f27b3/Flexible-TravelDoes-Lufthansa-allow-fl