Ferries run from Piraeus to Kythnos 5 times a week from June to September. The first ferry of the day departs from Piraeus at 15:20, and the last at 15:20. The fastest ferry can reach Kythnos in just 1h 40min, while on average the journey takes around 1h 40min. One-way tickets start at just €37.70 and can cost up to €37.70. Book your ferry tickets to Kythnos online with Ferryscanner for the most convenience and best price guarantee.

Ferry companies from Piraeus to Kythnos

You can reach Kythnos from Piraeus with Seajets. The table below shows weekly crossings by available companies for the upcoming week, sorted by average ticket price (lowest first) to help you choose the best option.

Seajets
Seajets
7 weekly
1h 40m
Last Update: 03/07/2025

Piraeus to Kythnos ferry schedule

The ferry schedule for Piraeus to Kythnos varies according to the company and season. An overview of key details for planning your trip:

EARLIEST FERRY
15:20
LATEST FERRY
15:20
FASTEST FERRY
1h 40m
DURATION
1h 40m
FREQUENCY
Daily
NUMBER OF STOPS
1
PRICE RANGE
ROUTE DISTANCE
91.26km - 49.24nm
Aerial view of a large ferry approaching a busy passenger port in a coastal city.

Can I take a ferry from Piraeus to Kythnos?

Yes, ferries run between Piraeus and Kythnos. This route is operated by Seajets, and takes around 1h 40min on average. Ferries are available daily.

Traveler enjoying sunset views from a ferry deck during a sea crossing.

How long is the ferry from Piraeus to Kythnos?

The ferry journey from Piraeus to Kythnos usually takes 1h 40min, with the fastest ferry getting there in just 1h 40min, and the longest ferry in 1h 40min.

Ferry times can vary depending on the ferry company, weather conditions, and whether you opt to take a high-speed service or not.

When you book your ferry with Ferryscanner from Piraeus to Kythnos, our system will automatically recommend the best option for you. We use a smart algorithm that takes the most direct routes, ferry speed, e-ticket availability and the best arrival and departure times into account, to help you find the most convenient option for your journey.

Fastest ferry from Piraeus to Kythnos

The fastest ferry from Piraeus to Kythnos is SPEEDRUNNER JET 2, operated by Seajets, which takes just 1h 40min.

Can you do a day trip from Piraeus to Kythnos?

No, unfortunately you won’t be able to make a day trip from Piraeus to Kythnos, as the shortest journey time is approximately 1h 40min, and there’s no return ferry on the same day. On this route, we’d recommend you stay overnight to get the most out of your destination. Check out our ferry search and booking system to secure your tickets from Kythnos to Piraeus and start planning your trip!

Are there overnight ferries from Piraeus to Kythnos?

No, unfortunately there are no night ferries from Piraeus to Kythnos. Check out the daytime sailing options to plan your trip with convenience and flexibility.

This summary for the Piraeus to Kythnos route is based on recent data and is updated regularly. However, schedules may vary depending on seasonal changes, ferry companies, and availability. For the most accurate and detailed ferry timetable, including routes, stops, and pricing, check out our ferry search and booking system.

Close to Kythnos, Nearby Destinations Worth Exploring

The port(s) of Kythnos is your gateway to nearby destinations, making it perfect for day trips or quick getaways. These destinations are all within 100 km or under 2 hours of travel time from Kythnos, making them ideal for island hopping or more ferry adventures in Greece.

Kythnos to Serifos
29.16km
(15.74nm)
0h 50m
AVERAGE PRICE
Find Tickets
Kythnos to Lavrio
46.7km
(25.2nm)
1h 10m
AVERAGE PRICE
Find Tickets
Kythnos to Sifnos
50.73km
(27.38nm)
1h 25m
AVERAGE PRICE
Find Tickets
Kythnos to Kea (Tzia)
30.93km
(16.69nm)
1h 30m
AVERAGE PRICE
Find Tickets
Kythnos to Piraeus
91.26km
(49.24nm)
1h 30m
AVERAGE PRICE
Find Tickets
Man sitting on a cliff with a laptop, looking out over the sea near sunset.

Piraeus to Kythnos ferry ticket prices, offers and discounts

Ferry ticket prices from Piraeus to Kythnos typically range from €37.70 to €37.70, with additional costs for cabins or premium seating options. Prices vary depending on the type of ticket and ferry company. Book your ticket as early as you can to make sure you get the best price, as fares tend to increase the closer you get to your departure date. Remember to check any specific restrictions ferry operators might have on this route, such as only accepting foot passengers or requiring a vehicle to board.

Ferry Offers

Special offers may be available on the Piraeus to Kythnos route, depending on the time of year and the ferry company. These can include early booking discounts or limited-time promotional deals. To stay updated, follow the Ferryscanner blog, check our social media pages, or subscribe to our newsletter. Any valid offers are applied automatically during booking, so you’ll always get the best price for your trip to Kythnos.

Choose your ferry from Piraeus to Kythnos

Traveler checking directions on a smartphone in front of a large transportation map.

How to get from Piraeus to Kythnos

To get from Piraeus to Kythnos, start your journey at the bustling Piraeus Ferry Terminal, just a short taxi ride or 20-minute metro trip from Athens city center. If you're coming from the airport, express buses run frequently to Piraeus, taking about an hour. Ferries typically depart multiple times daily, offering a scenic 3-4 hour ride to the island, so be sure to check the schedule for your preferred time.

At the Piraeus port, the usual departure area for ferries to Kythnos can be found at the designated ferry docks. Keep an eye out for signage directing you to your specific ferry, as locations may shift. It’s wise to check your tickets or port displays for the latest updates and aim to arrive early to allow for any unexpected delays or changes.

Close-up of a traveler sitting on a suitcase next to a parked car, ready to depart.

Traveling from Piraeus to Kythnos as a foot passenger or with a vehicle

Ferries from Piraeus to Kythnos allow foot passengers. Wheelchair accessibility is typically available, but we recommend contacting our support team to make sure and confirm specific services. Please aim to arrive at your boarding gate at least 60 minutes before departure. Our Flexi Cancellation and SMS Notification Packages will cover you in the event of any unforeseen or last minute changes, which you can select during the booking process.

View of multiple cars parked on a ferry deck during a sea crossing.

Are cars allowed on the ferries from Piraeus to Kythnos?

Cars are not allowed on ferries operating between Piraeus and Kythnos. This route is exclusively for foot passengers.

Luggage on board

When traveling from Piraeus to Kythnos, ferry companies typically allow passengers to bring luggage on board without additional charges.

Luggage Allowance: Most ferry companies permit 1 piece of luggage weighing up to 50 kg. When you book with us, your luggage allowance is always clearly stated, so there are no surprises even if policies vary between ferry companies and vessels. Per ferry:

  • SPEEDRUNNER JET 2: Up to 50kg per passenger.

It’s a good idea to label your luggage clearly, and make sure you place it in the designated storage area indicated to you by the crew on board. Note that if you’re taking oversized or extra luggage with you, your ferry company may charge you an additional fee.

If you have any doubts, we recommend checking the dedicated ferry company page on our website for detailed luggage information. You can also get in touch with our support team for further assistance.

Cabins on board

Unfortunately, there are no cabins available on the ferries from Piraeus to Kythnos. Don’t worry, though, you’ll find plenty of comfortable lounge or airplane-style seating on board for your relaxation and comfort.

Can I bring my pet on board?

Yes, pets are allowed on ferries from Piraeus to Kythnos, but specific policies vary by ferry company. General guidelines:

  • Pets over 10 kg must be kept in the ship’s onboard kennels; pets under 10 kg can stay in their owner’s pet carrier.
  • Service dogs are exempt from kennel requirements.
  • Ensure you have all the necessary documents, tickets, and pet essentials for your trip.
  • Greek operators typically allow pets for free.

If you're unsure about your ferry's policy, we recommend checking the ferry company's page on our website for detailed information. You can also reach out to our support team if you need further assistance.

Crystal-clear waters and a secluded beach with pine trees and rocky coastline under a bright blue sky.

Travel smart from Piraeus to Kythnos • Insider tips for your trip

Make your journey from Piraeus to Kythnos a simple adventure with these handy tips for a safe and enjoyable trip!

Ferries on this route prioritize safety, meeting all modern standards for a reliable experience.

Parking: Arrive early to find a parking spot near the port. Piraeus can get busy, especially during peak season.

Scenic Views: Enjoy stunning sea vistas on the ferry. Take a moment to soak in the beauty of the Aegean as you travel.

Ticket Tips: Book your tickets ahead of time, especially if you're traveling during summer. Check out the Ferryscanner app for easy booking and real-time updates.

Onboard Dining: While there are dining options available, it's wise to pack snacks and water for the trip.

Comfort: Bring a light jacket for the indoor areas, as it can get chilly. Outdoor decks may be windy, so plan accordingly.

Kythnos offers delightful hot springs and charming hidden beaches, along with tasty local cheeses and vibrant traditional festivals. Don't miss exploring these special features when you arrive!

Visit our blog for more tips and ideas to make the most of your trip to Kythnos.

View of a busy ferry port with multiple ships docked along the waterfront of a coastal city.

Finding your way to Piraeus ferry port

To get to the Piraeus ferry port, located just 10 km southwest of Athens' city center and about 50 km from the airport, you have several options. You can take the Metro Line 1 (Green Line) from Monastiraki or Omonia to Piraeus, which takes about 30 minutes. Taxis are also readily available and provide a convenient option, typically taking around 30 minutes from the city center. If driving, follow signs for Piraeus port; parking is available nearby.

In Kythnos, the ferry terminal is situated in Merichas, the island's main harbor, with easy access to popular areas like Loutra and Dryopida. It's well-connected to local transport options, making it accessible for travelers.

Please keep in mind that schedules for transportation may change, so it's helpful to double-check the latest information before your journey.

Exploring Kythnos

Kythnos is a beautiful island in Greece that feels like a hidden treasure! One of its most special features is the stunning beaches, like Kolona, which is famous for its sandbar connecting two parts of the island. The water is clear and perfect for swimming. You should also try the local food, especially the delicious cheese pie called "kreatopita" and fresh seafood from cozy tavernas by the sea.

While you're there, explore the charming village of Chora with its white houses and winding streets. Take a hike to the hot springs at Loutra, where you can relax in warm, bubbly water. If you love nature, be sure to visit the beautiful trails that lead to amazing viewpoints.

Kythnos is great for short visits, but it’s also a wonderful starting point to discover nearby islands like Serifos and Sifnos. Every corner of Kythnos is full of fun surprises waiting for you to uncover! Whether you’re on the beach or exploring the hills, Kythnos offers a little bit of everything for everyone.

For more detailed information about Kythnos, including top attractions, activities, and travel tips, check out our dedicated guide: Ferry to Kythnos.
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Available ferries from Piraeus to Kythnos

See the ferries traveling from Piraeus to Kythnos, along with possible alternatives like helicopters.

Visualize your trip: Piraeus to Kythnos ferry map