Car rental in Sonderborg Airport. Check our car rental prices in Sonderborg Airport in order to enjoy the best service with the cheapest prices. Car rental fleet in Sonderborg Airport which is frequently renewed, being maximum from 6 to 12 months old, all inclusive prices (unlimited mileage, insurance and tax) and a dedicated customer service are some of the advantages that you will have when you hire a car in Sonderborg Airport with us.