Ferries from Sigri to Piraeus 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 Sigri to Piraeus in other seasons, ferry services are often still available.

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