Ferries from Karystos to Andros 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 Karystos to Andros in other seasons, ferry services are often still available.

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