Here are a few suggestions for your next trip from La Chaux-de-Fonds

In 3 hours, you can reach Zürich, Genf, Basel.

In 4 hours, you can reach Schaan, Vaduz, Lyon.

In 5 hours, you can reach Paris, Mailand.

In 6 hours, you can reach Luxemburg.

In 7 hours, you can reach Brüssel, Marseille, Esch-an-der-Alzette, München.

In 8 hours, you can reach London, Rom, Antwerpen.

In 9 hours, you can reach Amsterdam, Hamburg, Rotterdam.

In 10+ hours, you can reach Berlin, Madrid, Budapest, Warschau, Wien, Stockholm, Prag, Zagreb, Bratislava, Laibach...