Originally Posted by mith

they love to control tickets between airport and city center and write lots of 40 euro fines out to foreign tourists. If you manage to get a 20 eur ticket for a connection that involves a regional train or S-Bahn between airport and Frankfurt Hauptbahnhof, it would be the best, as you are flexible on that segment and can take the S-Bahn or RE that goes every 10 minutes or so. if you get a 20 euro ticket only from Frankfurt hauptbahnhof to Munich or with ic/ice from the airport via city center, just buy a single ride for the s-bahn for 3,xx euros to get there, if you have time and are early. Unless you are looking for drugs or sex, dont just get off at Hauptbahnhof but continue to Haupwache or Konstablerwache.