Frankfurt (Main) Airport regional station (German: Frankfurt (Main) Flughafen Regionalbahnhof) is an underground railway station at Frankfurt Airport in Frankfurt, Germany. It provides local S-Bahn and Regionalbahn services to the city and the Frankfurt/Rhine-Main Metropolitan Region. The station opened on 14 March 1972 together with a new passenger terminal (Terminal Mitte, now called Terminal 1). At the time it was only the second railway station serving an airport in Germany (after Berlin Schönefeld Airport Station).