Here are a few suggestions for your next trip from Kolonia

In 4 hours, you can reach Białystok.

In 5 hours, you can reach Warsaw, Gdańsk.

In 6 hours, you can reach Poznań, Bydgoszcz, Gdynia, Marijampolė.

In 7 hours, you can reach Kaunas, Łódź.

In 8 hours, you can reach Vilnius, Kraków, Wrocław, Lublin, Katowice, Częstochowa, Sosnowiec.