Ferries run from Piraeus to Kythnos 4 times a week from June to September. The first ferry of the day departs from Piraeus at 15:00, and the last at 15:00. The fastest ferry can reach Kythnos in just 1h 35min, while on average the journey takes around 1h 35min. One-way tickets start at just €49.70 and can cost up to €49.70. Book your ferry tickets to Kythnos online with Ferryscanner for the most convenience and best price guarantee.

Ferry companies from Piraeus to Kythnos

Seajets companies operate routes from Piraeus to Kythnos. The data below covers the upcoming week, sorted by average ticket price.

Seajets
Seajets
7 weekly
1h 35m
€49.70Find Tickets
Last Update: 20/03/2026

Piraeus to Kythnos ferry schedule

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

EARLIEST FERRY
15:00
LATEST FERRY
15:00
FASTEST CROSSING
1h 35m
DURATION
1h 35m
FREQUENCY
Seasonally
NUMBER OF STOPS
1
PRICE RANGE
€49.70
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 35min on average. Ferries are available seasonally.

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 35min, with the fastest ferry getting there in just 1h 35min, and the longest ferry in 1h 35min.

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 , operated by Seajets, which takes just 1h 35min.

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 35min, 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

Explore nearby destinations from Kythnos, all within 100 km or 2 hours. Great for island hopping in Greece.

Kythnos to Kea (Tzia)
30.93km
(16.69nm)
1h 30m
PRICE
€6.50
Find Tickets
Kythnos to Lavrio
46.7km
(25.2nm)
1h 40m
PRICE
€15.00
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 €49.70 to €49.70, 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 port, conveniently located just a short metro ride or taxi drive from Athens city center and about 50 kilometers from Eleftherios Venizelos Airport. Frequent ferries head to Kythnos, typically operated by various companies, with the journey taking around three hours. Public transportation options include the metro, which runs every 5 to 20 minutes depending on the time of day, and local buses, offering a cost-effective way to reach the port.

Within the Piraeus port, passengers often board ferries from the designated terminals. Look for signs indicating the correct dock or gate for Kythnos, as the area can be busy. It’s wise to regularly check ticket information and port displays for updates about your ferry. Arriving early helps ensure a hassle-free boarding process and allows you to enjoy the lively atmosphere of the port.

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.

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 enjoyable with these quick tips for a safe, comfy, and fun trip! The ferry ride not only connects these two beautiful locations but also offers stunning views of the Aegean Sea, setting the stage for your Kythnos adventure.

Safety: Ferries on this route are reliable and meet all safety standards, so you can travel with peace of mind.

Parking: Plenty of parking is available at Piraeus. Arrive early to secure a spot, especially during busy seasons.

Scenic Views: Keep your camera ready! The ferry ride is a visual treat, with picturesque islands dotting the horizon.

Ticket Tips: Always book your tickets in advance to avoid disappointment. The Ferryscanner app makes this quick and simple.

Onboard Dining: Enjoy meals on board, but also pack some snacks and water for convenience.

Weather Preparedness: Bring sunscreen in summer and a jacket for the chilly indoor areas. The outdoor decks can be windy, so plan accordingly.

Relaxation: Take a moment to unwind as you watch the waves. The atmosphere on board is as inviting as the destination itself.

Don't miss Kythnos's charm, known for its hot springs, pristine beaches, and stunning hiking trails!

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 reach the Piraeus ferry port, located about 12 kilometers southwest of Athens city center, you can take a taxi, which takes around 30 minutes, or use public transport. The Metro Line 1 (Green Line) connects directly from Monastiraki or Omonia stations to Piraeus in about 20 minutes. Buses are also available from various parts of Athens. The ferry terminal in Kythnos is located at Loutra, accessible from the island's main towns. It's a short distance from popular spots like Kanala and Merichas, with regular ferry connections to Piraeus. While we aim to provide accurate information, transportation routes and schedules can change, so please check for updates before your trip.

Exploring Kythnos

Kythnos is a beautiful island in Greece that you will love exploring! It has stunning places like Kolona Beach, where soft sand meets clear turquoise water. Don’t miss the charming village of Chora, filled with white houses and inviting little cafes serving delicious local dishes like chickpea stew and fresh seafood.

You can hike to the dazzling hot springs in Loutra and enjoy a warm soak with amazing views. Adventure lovers can try walking along the many scenic trails that lead to hidden beaches and coves. Another fun thing to do is visit the ancient ruins of the Temple of Apollo, which show a glimpse of Kythnos’ history.

Kythnos is perfect for a quick getaway or as a starting point to explore nearby islands like Serifos and Sifnos. With its friendly people and beautiful landscapes, Kythnos offers something for everyone. So pack your bags and get ready for an unforgettable adventure!

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