Here are a few suggestions for your next trip from Delft

In 2 hours, you can reach Amsterdam, Rotterdam, The Hague, Utrecht, Eindhoven, Tilburg, Almere Stad, Breda, Haarlem, Arnhem...

In 3 hours, you can reach Groningen, Nijmegen, Venlo, Leeuwarden, Helmond, Horst-Sevenum, Meppel, Steenwijk, Hoogeveen, Wolvega...

In 4 hours, you can reach Maastricht, Haren(NL), Sittard.