Ferries from Kasos to Symi can peak at up to undefined daily sailings, Sailing frequency typically peaks in the summer months, with approximately undefined departures offered each week. While schedules may be reduced from Kasos to Symi in other seasons, ferry services are often still available.

Ferry travel from Kasos to Symi on average typically takes -. The earliest ferry usually leaves from Kasos at -, arriving to Symi at - The latest ferry departs at - and arrives at -.