Here are a few suggestions for your next trip from Zagreb

In 3 hours, you can reach Ljubljana, Maribor, Kranj.

In 4 hours, you can reach Graz.

In 5 hours, you can reach Rijeka.

In 6 hours, you can reach Budapest.

In 7 hours, you can reach Vienna, Split.

In 8 hours, you can reach Bratislava, Linz.

In 9 hours, you can reach Brno, Debrecen, Munich, Szeged, Nitra.

In 10+ hours, you can reach Berlin, Rome, Paris, Bucharest, Warsaw, Stockholm, Prague, Brussels, Amsterdam, Zürich...