20% discount on retun tickets for passangers, vehicles and motorcycles for all classes 7 days a week. Conditions: the simultaneous issue of ticket return. Applies in combination with the offer: four people in a free. FOUR (4) PERSONS ONE (1) FREE IN A CABIN FOR 4 Conditions: there should always travel at least four people and at least 2 out of 4 tickets must be issued as full fare tickets. Valid for the midday itineraries on the Heraklion - Piraeus - Heraklion route. The partial cancellation of above mentioned tickets is not allowed.