Sylle 
4K
9H-PIK
Not an airline; appears operated by a private/business aviation firm
C525
RKE/EKRK
Cessna CitationJet CJ1
Copenhagen Roskilde Airport is Denmark’s second-largest airport, measured by the number of takeoffs and landings. We primarily handle general aviation (G/A) traffic, i.e. business, VIP, special flights, and flight trai…