Here are a few suggestions for your next trip from Trieste

In 3 hours, you can reach Laibach, Rijeka.

In 4 hours, you can reach Mailand, Kranj.

In 5 hours, you can reach Marburg an der Drau.

In 6 hours, you can reach Rom, Zagreb.

In 7 hours, you can reach Graz, Neapel, Linz.

In 8 hours, you can reach Wien, Zürich, München.

In 9 hours, you can reach Bratislava, Brünn, Genf, Lyon, Basel.

In 10+ hours, you can reach Berlin, Paris, Bukarest, Budapest, Warschau, Stockholm, Prag, Brüssel, Amsterdam, Schaan...