Ferries from Symi to Kos can peak at up to 2 daily sailings, Sailing frequency typically peaks in the summer months, with approximately 9 departures offered each week. While schedules may be reduced from Symi to Kos in other seasons, ferry services are often still available.

Ferry travel from Symi to Kos on average typically takes 2h 5m. The earliest ferry usually leaves from Symi at 07:45, arriving to Kos at 10:10 The latest ferry departs at 19:40 and arrives at 23:59.