Getting here is really easy, you can take the local bus from Heraklion,Hersonisos,Stalis,Mallia for about 10 Euro, which will take about 2 hour,from Ag Nikolaos for 5 Euro, to Ierapetra , which will take about 40min , or you can get a rent a car for about 30 Euro, which will take you to Ierapetra in about 1 hour and 20 min. You can book your ticket online from here and you save 15% (April,May,Jun,Jul,Sep,Oct,) and 10% (Aug) from official price.