Create a connection from Luxembourg to Sofia. Sofia is 1st hub in Bulgaria, very well connected to other major cities in the region (Bucharest, Istanbul, Varna, Plovdiv, Athens, etc.). Flights to Sofia are interesting to all Bulgarians, living in Luxembourg and its surroundings, willing to visit their numerous relatives and vice versa. A pool of potential customers at least 3 000 people. Moreover Sofia is a newborn destination for travelers willing to explore Eastern Europe.