Get from Kos to Siros
The journey takes about 7 hours 40 minutes, and with fares starting at just £58, it presents an excellent value for a comfortable ride.
Where are the popular stops in Kos and Siros?
Siros
- A
Ermoupoli - Port
Syros, 841 00, Greece
Ferry Companies
A good way to travel this route is with Blue Star Ferries. The company offers 1 daily departures, with ticket prices starting at £58 and the shortest trip taking about 460. Blue Star Ferries gets you where you want to go for a fair price.
Frequently asked questions about travelling from Kos to Siros by ferry
Please note that timetables, routes, or operator details shown here may be updated or vary at the time of your journey.
How much does a ferry ticket cost from Kos to Siros?
The cheapest ferry tickets from Kos to Siros start from £58. The average price for this ferry route is around £58. Busbud recommends that you book your tickets in advance for a better chance of getting the lowest possible price.
How long does the ferry journey from Kos to Siros take?
The average ferry journey time from Kos to Siros is 7h 40m, covering a distance of 135 miles. The fastest ferry can get you there in 7h 40m and is operated by Blue Star Ferries.
Which ferry companies operate the Kos to Siros route?
According to Busbud, several major ferry companies operate on this route with 1 ferries available per day.
What are the earliest and latest departure times for the ferry from Kos to Siros?
The earliest ferry from Kos to Siros leaves at 20:30. The latest ferry leaves at 20:30.
What are the CO₂ emissions for the ferry journey from Kos to Siros?
A ferry journey from Kos to Siros produces an estimated 49 kg of CO₂.
Find the cheapest ferry prices
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Kos to Siros was searched and found on 21 May 2026 with a price of £56To save money and make sure you have the best seat, it's a good idea to buy your ferry tickets from Kos to Siros, as early as possible.
