In June 2015, Lufthansa CityLine announced the expansion of their services to Sylt: instead of being seasonal, flights from Frankfurt and Munich are now operated year-round.
En xuño de 2015 Lufthansa CityLine anunciou a expansión dos seus servizos cara Sylt, pasando os seus voos dende Frankfurt e Múnic de ser estacionais a operarse durante todo o ano.