Car rental in Madrid Chamartin Train Station. Check our car rental prices in Madrid Chamartin Train Station in order to enjoy the best service with the cheapest prices. Car rental fleet in Madrid Chamartin Train Station 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 Madrid Chamartin Train Station with us.