Here are a few suggestions for your next trip from Bielefeld

In 3 hours, you can reach Berlin, Hamburg.

In 4 hours, you can reach Brussels, Amsterdam, Rotterdam, The Hague.

In 5 hours, you can reach Antwerp.

In 6 hours, you can reach Paris, Luxembourg, Munich.

In 7 hours, you can reach London, Prague, Esch-sur-Alzette.

In 8 hours, you can reach Copenhagen, Zürich, Århus.

In 9 hours, you can reach Warsaw, Vienna, Schaan, Łódź, Vaduz, Lyon.

In 10+ hours, you can reach Rome, Budapest, Stockholm, Zagreb, Vilnius, Bratislava, Ljubljana, Barcelona, Milan, Marseille...