Here are a few suggestions for your next trip from Köln

In 2 hours, you can reach Brussels, Utrecht, Frankfurt am Main, Liège, Eindhoven, Anderlecht, Düsseldorf, Schaerbeek, Essen, Nijmegen...

In 3 hours, you can reach Amsterdam, Rotterdam, Antwerpen, The Hague, Gent, Charleroi, Stuttgart, Strasbourg, Tilburg, Almere Stad...

In 4 hours, you can reach Paris, Luxembourg, Hamburg, Basel, Groningen, Brugge, Ettelbruck, Merl, Enschede, Haarlem...

In 5 hours, you can reach London, Berlin, Esch-sur-Alzette, Munich, Dudelange, Schifflange, Bettembourg, Pétange, Luzern, Diekirch...

In 6 hours, you can reach Zürich, Birmingham, Lyon, Bern, Winterthur, Salzburg, Rouen, Leicester, Biel/Bienne, Dresden...

In 7 hours, you can reach Schaan, Vaduz, Liverpool, Linz, Triesen, Pilsen, Lausanne, Sheffield, Eschen, Leeds...

In 8 hours, you can reach Vienna, Prague, Marseille, Genève, Odense, Poznań, Liberec, Esbjerg, Montpellier, Horsens...