Top 7 Seater car hire locations in Denmark Most popular rental airports Aalborg Airport (AAL) Aarhus Tirstrup Airport (AAR) Billund Airport (BLL) Copenhagen Airport Roskilde (RKE) Copenhagen International Airport Kastrup (CPH) Esbjerg Airport (EBJ) Karup Airport (KRP) Odense Beldringe Airport (ODE) Ronne Airport (RNN) Soenderborg Airport (SGD)