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Ferries run from Kos (Main Port) to Piraeus 3 days a week, all year round. The first ferry of the day departs from Kos (Main Port) at 20:30, and the last at 20:30. The fastest ferry can reach Piraeus in just 11h 30min, while on average the journey takes around 11h 48min. One-way tickets start at just €63.00 and can cost up to €84.00. From June to September, there are about 6 weekly crossings; from October to May, this drops to around 3. Book your ferry tickets to Piraeus online with Ferryscanner for the most convenience and best price guarantee.
Indirect ferries from Kos (Main Port) to Piraeus will stop off at other destinations along the way, such as Kos (All Ports) - Kalymnos - Leros (All Ports) - Patmos - Karlovassi, Samos - Evdilos, Ikaria - Mykonos - Piraeus.
Ferry companies from Kos (Main Port) to Piraeus
Blue Star Ferries companies operate routes from Kos (Main Port) to Piraeus. The data below covers the upcoming week, sorted by average ticket price.
Kos (Main Port) to Piraeus ferry schedule
The ferry schedule from Kos (Main Port) to Piraeus varies according to the company and season. An overview of key details for planning your trip:

Can I take a ferry from Kos (Main Port) to Piraeus?
Yes, ferries run between Kos (Main Port) and Piraeus. This route is operated by Blue Star Ferries, and takes around 11h 48min on average. Ferries are available weekly.

How long is the ferry from Kos (Main Port) to Piraeus?
The ferry journey from Kos (Main Port) to Piraeus usually takes 11h 48min, with the fastest ferry getting there in just 11h 30min, and the longest ferry in 12h 25min.
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 Kos (Main Port) to Piraeus, 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 Kos (Main Port) to Piraeus
The fastest ferry from Kos (Main Port) to Piraeus is , operated by Blue Star Ferries, which takes just 11h 30min.
Can you do a day trip from Kos (Main Port) to Piraeus?
No, unfortunately you won’t be able to make a day trip from Kos (Main Port) to Piraeus, as the shortest journey time is approximately 11h 30min, 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 Piraeus to Kos (Main Port) and start planning your trip!
Are there overnight ferries from Kos (Main Port) to Piraeus?
Yes, there are night ferries operating on the Kos (Main Port) to Piraeus route. For maximum comfort, our booking and reservation system will give you the option of booking private cabins, shared cabins, or airline-style seating on your voyage.
This summary for the Kos (Main Port) to Piraeus 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 Piraeus, Nearby Destinations Worth Exploring
Explore nearby destinations from Piraeus, all within 100 km or 2 hours. Great for island hopping in Greece.

Kos (Main Port) to Piraeus ferry ticket prices, offers and discounts
Ferry ticket prices from Kos (Main Port) to Piraeus typically range from €63.00 to €84.00 for foot passengers and on average €106.43 for vehicles, 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 Kos (Main Port) to Piraeus 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 Piraeus.
Choose your ferry from Kos (Main Port) to Piraeus

How to get from Kos (Main Port) to Piraeus
To travel from Kos to Piraeus, the most efficient option is taking a ferry from Kos (Main Port). Conveniently located near the city center, the port is easily accessible by local buses or taxis, which run frequently throughout the day. Buses typically take about 30 minutes from the airport while taxis offer a quicker, though more expensive, alternative.
At Kos (Main Port), ferries usually depart from a dedicated terminal area that provides seating and amenities. Stay informed by checking the display screens for any updates on departure times and platform information. It’s wise to arrive early to ensure you have ample time to board and handle any last-minute details.

Traveling from Kos (Main Port) to Piraeus as a foot passenger or with a vehicle
Ferries from Kos (Main Port) to Piraeus 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.

Are cars allowed on the ferries from Kos (Main Port) to Piraeus?
Cars are allowed on certain ferries from Kos (Main Port) to Piraeus, and can be booked through Ferryscanner. Ferries and companies that accommodate cars:
- BLUE STAR 2- Blue Star Ferries
- BLUE STAR PATMOS- Blue Star Ferries
- BLUE STAR 1- Blue Star Ferries
Vehicle transportation prices depend on the type of vehicle, ferry company, and season, with prices starting from €42.00. For unaccompanied vehicles, contact our support team for details.
Motorcycle
Motorcycles are allowed on BLUE STAR 2, BLUE STAR PATMOS, BLUE STAR 1 ferries from Kos (Main Port) to Piraeus. Adding a motorcycle to your Ferryscanner booking is simple, and pricing is tailored specifically for two-wheel vehicles.
Bicycle
Bicycles are usually allowed on ferries from Kos (Main Port) to Piraeus and are often transported for free. Fees, if applicable, will appear during the booking process. Ferries that allow bicycles on board are BLUE STAR 2, BLUE STAR PATMOS, BLUE STAR 1.
Luggage on board
When traveling from Kos (Main Port) to Piraeus, 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:
- BLUE STAR 1: 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
Some ferries from Kos (Main Port) to Piraeus will give you the choice to book a cabin if you feel like traveling in greater comfort. Cabins may be private or shared, and sometimes there are pet-friendly options too, so you can enjoy your journey in the company of your pet pals.
Can I book a cabin from Kos (Main Port) to Piraeus?
Yes, there are cabins available on BLUE STAR 1, BLUE STAR 2, BLUE STAR PATMOS, if you want to get some rest and privacy on board. Check whether these are private or shared during the booking process. Availability may be limited, so book early.
Can I bring my pet on board?
Yes, pets are allowed on ferries from Kos (Main Port) to Piraeus, 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.

Travel smart from Kos (Main Port) to Piraeus • Insider tips for your trip
Make your journey from Kos (Main Port) to Piraeus enjoyable and memorable with these handy tips for a safe, comfortable, and fun ride!
Safety: Ferries on this route are reliable and meet modern safety standards, putting your mind at ease during the trip.
Parking: Kos (Main Port) offers ample parking spaces, so you can leave your car without worries.
Scenic Views: Keep your camera ready! The ferry ride offers stunning views of the Aegean Sea and nearby islands.
Ticket Tips: Book your tickets early for the best prices and to secure your spot. The Ferryscanner app is perfect for finding schedules and last-minute updates.
Onboard Dining: Enjoy delicious onboard meals, but feel free to pack your own snacks and water to keep refreshed.
Relaxation: Bring a light jacket for the cooler indoor areas, especially if you're traveling during windy days. Outdoor decks can be breezy, so enjoy the views while staying comfortable.
Weather: If you're traveling in the summer, don’t forget your sunscreen.
Piraeus is a vibrant city that connects you to local cultures and activities, such as:
- Historical Sites: Explore ancient landmarks like the Temple of Poseidon nearby.
- Local Flavors: Dive into fresh seafood at charming waterfront tavernas.
Visit our blog for more tips and ideas to make the most of your trip to Piraeus.

Finding your way to Kos (Main Port) ferry port
To reach the Kos (Main Port) ferry terminal, head to the city center, located just a short walk away (about 10 minutes). The port is also approximately 25 km from Kos Airport; taxis and shuttle services are available, taking around 30 minutes. Public buses connect the airport to the city, usually running every hour.
In Piraeus, the ferry terminal is situated just 10 km from Athens city center and is easily accessible by metro (line 1) or by taxi, taking about 20-30 minutes from central Athens. The terminal is near major hotels and attractions.
For the most current transportation schedules, please double-check locally, and if you find any differences, do let us know through our support team so we can assist further.

Exploring Piraeus
Piraeus is a lively port city in Greece, famous for its beautiful views and fun adventures! It has amazing places to visit, like the impressive Archaeological Museum, where you can see ancient treasures. Don’t miss the lovely Mikrolimano, a charming harbor lined with colorful tavernas, where you can taste delicious Greek foods like fresh fish and yummy souvlaki.
If you enjoy the beach, head to Piraeus' nearby beaches like Votsalakia, where you can splash in the sea or relax on the sandy shore. For nature lovers, the hill of Profitis Ilias offers a stunning view of the city and the sparkling water.
You can also hop on a boat from Piraeus to explore nearby islands like Aegina or Hydra, making it a perfect starting point for your Greek adventure. Whether you’re there for a few hours or a whole day, Piraeus is packed with exciting things to do! It’s a great blend of history, tasty food, and beautiful sights that everyone can enjoy.
Available ferries from Kos (Main Port) to Piraeus
See the ferries traveling from Kos (Main Port) to Piraeus, along with possible alternatives like helicopters.





