Ferries from Chalki to Leros 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 Chalki to Leros in other seasons, ferry services are often still available.

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