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Ferry from Kythnos (Merichas) to Athens (Piraeus)

1h 35m · from €18.00 · 1 operator

Kythnos to Piraeus at a glance

Ferries from Kythnos (Merichas) to Athens (Piraeus) are scheduled 5 times over the next 14 days, roughly 2 a week. The earliest departure in that window is 12:15 and the latest is 17:50. The crossing takes 1h 35m. The route is served by 1 operator: Seajets. Published fares start from €37.70 on a high-speed vessel. There are sailings on Monday, Saturday and Sunday during the next fortnight. Operators have published this timetable as far as 27 September 2026.

Sailings / 14 days5
Per day0.4
First departure12:15
Last departure17:50
Crossing time1h 35m
Fares from€18.00
Operators1

Tickets from

High-speed vessel€37.70Book now

Lowest published figure for each kind of ticket, one way. The price you pay depends on the sailing and the date you choose.

Sailings in the next fortnight run on Mon, Sat and Sun
Book your ferry tickets here

Operators have published this route's timetable to 27 September 2026. Sailings beyond that date have not been announced yet.

Kythnos to Piraeus Route Map

Map of the Cyclades showing the ferry route north-west from Kythnos to Piraeus.

Kythnos to Piraeus is the direct run back to Athens, operated by Seajets on the fast craft Champion Jet1 in around an hour and a half. It is a high-speed catamaran, so all passengers are seated inside and there is no open deck to wander, but it makes the western Cyclades a genuine short break from the capital. Cars are carried on the fast craft, though space is limited.

Piraeus is the main port of Athens and one of the busiest passenger ports in Europe, a few kilometres south-west of the city centre. It is a sprawling place with numbered gates from E1 to E12, so it pays to note which gate you land at and where the exit is. The metro terminus is on the edge of the port and runs straight into central Athens, and there are buses to the airport from the harbour front.

The service runs roughly once a day through the season, thinning outside it. Current departures, operator and fares are shown in the table below, starting around €18. If the fast craft does not suit, the conventional ferries on the western Cyclades line also serve Kythnos, taking longer but usually costing less.

Kythnos to Piraeus Ferry Fares

Lowest fare by vessel class

From €37.70 on a high-speed vessel. A high-speed crossing and a conventional one are different products at different prices, so they are listed separately rather than reduced to a single figure.

Vessel classFromOperatorVessel
High-speed vessel€37.70SeajetsChampion Jet1

Weekly Kythnos to Piraeus Ferry Schedule

The repeating pattern behind the dated timetable, without dates. Each row is one scheduled departure and the days it runs.

OperatorVesselDaysDepartsArrivesDurationFromSeasonBook
SeajetsChampion Jet1 high-speed
all seven days
12:1513:501h 35m€37.70now to 2026-09-14Book the Champion Jet1 sailing
SeajetsChampion Jet 2 high-speed
Sat
13:2515:001h 35m2026-09-19 to 2026-09-26Book the Champion Jet 2 sailing
SeajetsChampion Jet 2 high-speed
Sun
17:5019:251h 35m2026-09-20 to 2026-09-27Book the Champion Jet 2 sailing

Book ferry port and airport transfers here: Welcome Pickups →

Hiring a car

Can you rent a car in Piraeus?

Yes, several agencies meet passengers directly at the ferry gates (E1 to E12), so there is no need to arrange transport into central Athens first. It suits travellers continuing on to the mainland rather than islanders, since central Athens is only 20 minutes away and has good metro and bus links. Compare local suppliers at Discover Cars.

Next 14 days

Every scheduled departure from Kythnos to Piraeus between 13 September 2026 and 26 September 2026.

DateDepartsArrivesDurationVesselOperator
Sun 2026-09-1312:1513:501h 35mChampion Jet1Seajets
Mon 2026-09-1412:1513:501h 35mChampion Jet1Seajets
Sat 2026-09-1913:2515:001h 35mChampion Jet 2Seajets
Sun 2026-09-2017:5019:251h 35mChampion Jet 2Seajets
Sat 2026-09-2613:2515:001h 35mChampion Jet 2Seajets

Frequently Asked Questions

How often do ferries run from Kythnos to Piraeus?

Ferries from Kythnos (Merichas) to Athens (Piraeus) are scheduled 5 times over the next 14 days, roughly 2 a week. In that fortnight there are departures on Monday, Saturday and Sunday. Operators have published this route's timetable as far as 27 September 2026, and nothing beyond that date has been announced yet.

Are there ferries from Kythnos to Piraeus today?

Yes, there is 1 sailing from Kythnos (Merichas) to Athens (Piraeus) today. Departure time: 12:15.

How many ferries run from Kythnos to Piraeus this week?

3 sailings from Kythnos (Merichas) to Athens (Piraeus) are scheduled over the next seven days, typically 1 a day on the days it runs. The busiest days are Saturdays and Sundays.

What time is the first ferry from Kythnos to Piraeus?

Scheduled departures from Kythnos (Merichas) to Athens (Piraeus) leave at 12:15, 13:25 and 17:50.

How long is the ferry from Kythnos to Piraeus?

The crossing from Kythnos (Merichas) to Athens (Piraeus) takes 1h 35m.

How much does the Kythnos to Piraeus ferry cost?

Published fares for the Kythnos (Merichas) to Athens (Piraeus) ferry start from €37.70 on a high-speed vessel. The figure you pay depends on the vessel, the ticket class and the date you travel.

Which ferry companies operate the Kythnos to Piraeus route?

The Kythnos (Merichas) to Athens (Piraeus) route is served by Seajets. Crossings run on high-speed vessels.

Tips for the Kythnos to Piraeus ferry

  • If you are comparing ferry versus flying between islands, factor in port transfer times at each end – ferries are often more time-efficient for short hops.
  • If you need an invoice for business travel, request it at the time of booking – it is much harder to obtain after the journey.
  • Ferries from Piraeus depart from the main port of Athens, giving easy access to the Acropolis, the world-class Acropolis Museum, and the ancient Agora. The historic Plaka neighbourhood at the foot of the Acropolis hill, with its neoclassical lanes, Roman ruins, and traditional tavernas, is the most atmospheric place to spend time before or after your crossing.

Plan a journey

Search for a connection between any two Greek ports, including journeys that need a change.

Fares shown are the operators’ published tariffs. Timetable data as published by the operators. Updated 12 September 2026.