Cheap Ferry tickets to Nisiros

What are the most popular routes to Nisiros?

Kos - NisirosAverage pricePLN 47Average duration1h 5mDaily departures2
Simi - NisirosAverage pricePLN 62Average duration3h 30mDaily departures2
Astipalea - NisirosAverage pricePLN 57Average duration3h 10mDaily departures1
Kastellorizo - NisirosAverage pricePLN 123Average duration5h 10mDaily departures1
Kalimnos - NisirosAverage pricePLN 35Average duration3hDaily departures1