|Distance||77 miles (124 km)|
Ferries from Sikinos to Kea cover the 77 miles (124 km) long trip. There are direct ferry services available.
Passengers board the ferry most frequently from Sikinos, which is located around 3.3 miles (5.3 km) away from the city centre, and they get off the ferry at Kea, located 5.3 miles (8.6 km) away from the city centre.
Here are some other resources that might have the information you need