Cheap Ferry tickets to Kos

What are the most popular routes to Kos?

Rhodes - KosAverage price£21Average duration4h 5mDaily departures2
Leros - KosAverage price£33Average duration1h 25mDaily departures1
Patmos - KosAverage price£45Average duration2h 10mDaily departures2
Bodrum - KosAverage price£24Average duration30mDaily departures2
Kalimnos - KosAverage price£8Average duration50mDaily departures1