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Duration
1h 40m
From
€28.00
Frequency
5-7 times per week
passengers
From
€56
2 × €28
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Daily departures
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Ferry operators
The Kythnos to Piraeus ferry is one of the Cyclades' most popular connections, operating 5-7 times per week with journey times from 1h 40m to 3h and tickets from €28.00. The route is served by Aegean Sea Lines, Fast Ferries, with vehicle transport available on conventional ferries. Service runs year-round.
Piraeus is celebrated for stunning landscapes and authentic Cycladic charm. Arriving by ferry gives you a spectacular approach from the sea.
Insider Tip: The Kythnos to Piraeus crossing is one of the Aegean's most scenic routes. Grab a seat on the outdoor deck for unbeatable sea views. Traveling mid-week usually means emptier ferries and a more relaxed arrival. In peak season, book at least 2–3 weeks in advance to secure your preferred departure time.
Ferry Companies

Conventional ferry
From
€28.00
Duration
1h 40m

Conventional ferry
From
€28.00
Duration
1h 40m
Schedule
Availability
| Month | Frequency | Duration | From |
|---|---|---|---|
| January | 5 days per week | 3h | €28 |
| February | 5 days per week | 3h | €28 |
| March | 5 days per week | 3h | €28 |
| April | 6 days per week | 1h 40m | €32 |
| May | 6 days per week | 1h 40m | €32 |
| June | 7 days per week | 1h 40m | €36 |
| July | 7 days per week | 1h 40m | €36 |
| August | 7 days per week | 1h 40m | €36 |
| September | 7 days per week | 1h 40m | €36 |
| October | 6 days per week | 1h 40m | €32 |
| November | 5 days per week | 3h | €28 |
| December | 5 days per week | 3h | €28 |
Pricing
| Passengers | Kythnos → Piraeus | Piraeus → Kythnos |
|---|---|---|
| 1 Adult | €28.00 | €28.00 |
| 2 Adults | €56 | €56 |
| 2 Adults + Car | €140 | €140 |
| Family (2 Adults + 2 Children) | €84 | €84 |
Operators
The Kythnos to Piraeus route is served by Aegean Sea Lines, Fast Ferries. Here's a detailed breakdown of each operator's offering:
Aegean Sea Lines is a reliable conventional ferry operator serving the Western Cyclades corridor (Piraeus–Kythnos–Serifos–Sifnos–Milos–Kimolos). Often the best option for island-hopping through the western Cyclades chain.
Fleet: Conventional ferries — vehicle-carrying vessels with full passenger amenities
Fast Ferries operates both high-speed and conventional vessels on key Cyclades routes, offering a reliable middle-ground option between the speed of Seajets and the comfort of Blue Star. Particularly strong on northern Cyclades routes from Rafina.
Fleet: Conventional ferries and high-speed vessels (Fast Ferries Andros, Theologos P) — serving both Piraeus and Rafina ports
| Operator | Ferry Type | Duration | Price From | Vehicles |
|---|---|---|---|---|
| Aegean Sea Lines | Conventional | 1h 40m – 3h | €28.00 | ✅ Yes |
| Fast Ferries | Conventional | 1h 40m – 3h | €28.00 | ✅ Yes |
Our recommendation: For the fastest crossing, choose a high-speed service. For more comfort, space, and the option to take your vehicle, go conventional. Both options are reliable — the right choice depends on your priorities.
More routes
On Board
Ferries on the Kythnos to Piraeus route offer comfortable travel with a full range of onboard amenities. Here's what to expect from each operator:
Aegean Sea Lines is a reliable conventional ferry operator serving the Western Cyclades corridor (Piraeus–Kythnos–Serifos–Sifnos–Milos–Kimolos). Often the best option for island-hopping through the western Cyclades chain.
Fleet on this route: Conventional ferries — vehicle-carrying vessels with full passenger amenities
Seat & Cabin Classes: Deck: Open-air seating. Economy Indoor Seats: Standard numbered seating. Cabins: Available on longer routes (2-bed, 4-bed options).
Luggage Policy: Flexible policy — up to 50 kg recommended. Luggage stored in cabin corridor racks.
Pets: Pets welcome with health certificates. Small pets with owner; larger pets in on-deck kennels. Leash and muzzle required on deck.
Vehicles: Full vehicle transport on all Aegean Sea Lines vessels — essential for Western Cyclades road trips. Cars from €40–80. Motorcycles from €15–30.
Fast Ferries operates both high-speed and conventional vessels on key Cyclades routes, offering a reliable middle-ground option between the speed of Seajets and the comfort of Blue Star. Particularly strong on northern Cyclades routes from Rafina.
Fleet on this route: Conventional ferries and high-speed vessels (Fast Ferries Andros, Theologos P) — serving both Piraeus and Rafina ports
Seat & Cabin Classes: Economy Seats: Standard indoor seating. Deck: Open-air seating on conventional vessels. Cabins available on select conventional vessels.
Luggage Policy: Standard flexible policy — up to 50 kg recommended, no formal restrictions. Luggage stored in onboard racks.
Pets: Pets accepted with health certificates. Animals under 10 kg with owner in cabin area; larger pets in designated pet areas. Free when included in booking.
Vehicles: Conventional Fast Ferries vessels have full vehicle garages. Car transport from €20–60. Motorcycles from €8–20. Book vehicle space early for peak season.
All ferries on this route have clean restrooms, luggage storage areas, and food and beverage service. In peak season (July–August), we recommend reserving a specific seat or cabin class rather than traveling on an open deck ticket.
Travel Tips
Port of Merichas is Kythnos's main port, on the northwest coast. Served by both Lavrio and Piraeus ferries. The port village has a sandy beach (Episkopi) and basic amenities. Buses to Dryopida and Loutra run in summer. Taxis to Chora/Kythnos Town cost €10. Arrive 30 minutes before departure. Kythnos is beloved by Greek families for its authentic character and thermal springs — reserve accommodation well ahead for August.
On return, ferries arrive at Gates E7–E9 in Piraeus. The Metro Line 1 departs directly from Piraeus station to central Athens (Monastiraki, Omonia, Victoria) every 5–10 minutes from early morning until midnight. Taxis are plentiful outside the terminal. For Athens Airport, take the suburban rail (Proastiakos) from Piraeus station — about 1 hour. Luggage storage is available at the port if you need it before your next connection.
Aegean Sea Lines is often the only option for reaching Kimolos and running the full western chain (Piraeus → Kythnos → Serifos → Sifnos → Milos → Kimolos). Book at least 2–3 weeks ahead in July–August.
Island Hopping
Piraeus makes a wonderful base for exploring the wider Cyclades. From Piraeus, you can reach several neighbouring islands by ferry and build your perfect Greek island-hopping itinerary.
Check our ferry booking engine for all connecting routes from Piraeus, or explore our island hopping guides for curated multi-island itinerary ideas.
Island Guides
Discover the best beaches, hotels, restaurants, and activities on the islands of this route.
Beaches, hotels, restaurants & things to do
Beaches, hotels, restaurants & things to do
💡 Pro tip: Read our Piraeus guide before your trip to discover hidden gems. Don't forget to organize your stay early by checking our curated Hotels in Piraeus and securing your mobility through Piraeus Car Rentals directly at the port or airport fees-free.
Route Map
FAQ
The ferry from Kythnos to Piraeus takes between 1h 40m and 3h, depending on the vessel type and operator. High-speed catamarans offer the fastest crossing at approximately 1h 40m, while conventional ferries take up to 3h but offer more spacious travel with outdoor decks, cafeterias, and cabin options. Journey times may be slightly longer in winter due to sea conditions.
Ferry tickets from Kythnos to Piraeus start from €28.00 for a standard economy seat in low season. Prices vary by operator, seat class, and time of year — peak season (July–August) fares are typically 25–35% higher. Business class seats and private cabins cost more. Families can save by booking a 4-berth cabin. Use Ferryhopper to compare all available fares in real time.
Ferries operate 5-7 times per week during the main season (Jan - Dec). In peak summer (July–August), there may be multiple daily sailings. Service can be reduced or suspended during winter months on some routes. The route is served by Aegean Sea Lines, Fast Ferries. Check the latest schedules on Ferryhopper for exact departure times.
Yes — conventional ferries on this route have vehicle garages and can carry cars, motorcycles, campervans, and even buses. Vehicle spaces are limited and sell out fast in summer, so book at least 4–6 weeks ahead if you're traveling July–August. High-speed catamarans on this route generally do not carry vehicles. Arrive at the port at least 60–90 minutes before departure when traveling with a vehicle.
The best time to visit Piraeus is late May through early October. June and September offer the ideal balance: warm swimming weather, lower prices than peak season, fewer crowds, and the best ferry connections. July–August is peak season — the most lively but also the most crowded and expensive. May is an excellent shoulder month with pleasant weather and very few tourists. Piraeus is known for stunning landscapes and authentic Cycladic charm.
The route is served by Aegean Sea Lines, Fast Ferries. For the fastest crossing, choose a high-speed service (typically Seajets or Golden Star). For most comfort or if you're traveling with a vehicle, choose a conventional ferry (Blue Star Ferries or similar). For the best price, compare all options on Ferryhopper — prices can vary significantly by departure time and booking lead time.
The easiest way to book is through Ferryhopper — the leading Greek ferry booking platform. Simply enter your departure port, destination, and travel date to see all available sailings, compare prices across operators, and book securely online. Tickets are delivered by email and can be used on your phone. You can also book directly on each operator's website, but Ferryhopper shows all options in one place for easy comparison.