BOAT-COMPARATOR Guide

License-free boat rental in the Cyclades: Naxos, Paros, Santorini

Renting a boat with no license in Naxos, Paros, Santorini or Milos: Greece's 30 hp rule, the port police, the meltemi wind and where the sheltered water is.

Good news if you dream of taking the helm yourself between the white-and-blue islands: Greece is one of the most welcoming Mediterranean countries for boating without a license. But the Cyclades are no sheltered lagoon, and the four headline islands are far from equal for a first-time skipper. Here is what Greek law actually says, island by island — and what the meltemi wind changes.

The Greek rule: up to 30 hp with no license

In Greece, you can rent and drive a motorboat with an engine of up to 30 hp (about 22 kW) without any boating license — a far more generous ceiling than, say, the 6 hp limit in France, as covered in our guide to license-free boat rental. Above 30 hp, a license is required: the Greek "speed boat licence" or a foreign equivalent, which each operator accepts (or not) under its own conditions. License-free boating is a daytime activity within a limited distance of the coast — the figure most often quoted is 3 nautical miles, but in practice it is the rental base that defines your permitted area, under the supervision of the local port authority (the port police), which every rental operation answers to. A pre-departure safety briefing is standard everywhere: permitted zones, anchorages, radio or phone contact, weather instructions. Don't treat it as a formality — it is what separates a great day out from a bad one.

Naxos: the best license-free playground in the Cyclades

If you had to pick one island for a first license-free rental in Naxos, this is it. Its southwest coast, on the lee side of the meltemi, lines up kilometres of sandy beaches — Agios Prokopios, Agia Anna, Plaka, Mikri Vigla — along water that often stays workable when the northern Aegean is white with spray. Local bases rent open boats and small RIBs at the 30 hp mark, ideal for hopping between anchorages over a day. The temptation of a mini-cruise to the Small Cyclades (Koufonisia, Iraklia) is real, but the channel is exposed and most license-free contracts forbid the crossing: check your permitted area before dreaming too far — and save that plan for a skippered trip.

Paros and Antiparos: the sheltered strait

Paros plays in the same league, with two quite different bodies of water. To the north, the wide bay of Naoussa offers pretty coves minutes from the harbour, pleasant in the morning but quickly choppy once the meltemi picks up. To the west, the shallow strait between Paros and Antiparos, framed by the two islands, is one of the most protected stretches of water in the Cyclades — the ideal license-free sector, with the strait's islets and clear water as your playground. Our guide to boat rental in Paros and Naxos details the anchorages on both islands; you can compare live offers from the Paros boat rental page.

Santorini: the caldera is a special case

Let's be honest: Santorini is the least suited of the four to license-free boating. The caldera is a spectacular inland sea, but it is several hundred metres deep, with no easy anchoring, cliff-lined shores and dense traffic of shuttles and excursion boats; the east coast, meanwhile, is straight and exposed. The local market reflects this: around Santorini, most boats are rented with a skipper, out of Vlychada or Ammoudi, and genuine license-free offers are rare. If your goal is to see the caldera from the water — and it deserves it — our guide to Santorini's caldera by boat compares the options; if your goal is to drive yourself, aim for Naxos or Paros instead.

Milos: Kleftiko, yes — but only in calm weather

Milos wins hearts with its sculpted volcanic coastline, Kleftiko above all — a maze of white tuff on the southwest tip, reachable only from the sea. The good news: the huge natural bay of Adamas gives you sheltered water to find your feet. The catch: reaching Kleftiko is a genuine coastal passage, which many operators only allow license-free in calm weather — when they don't reserve it for licensed boats or guided excursions. In an established meltemi, the wind accelerates around the headlands even on the "sheltered" south coast: stick to the area set at the briefing, no negotiating. Our guide to boat rental in Milos and the Milos rental page complete the picture.

The meltemi decides your summer plans

You cannot talk about the Cyclades without talking about the meltemi, the thermal northerly that sweeps the Aegean in summer. The climatology of the phenomenon is well documented: meltemi outbreaks peak in July-August and settle in for several consecutive days at a time (Tyrlis & Lelieveld, Climatology and Dynamics of the Summer Etesian Winds over the Eastern Mediterranean, Journal of the Atmospheric Sciences, 2013, see the study on Google Scholar). For a 30 hp license-free boat the consequence is simple: on strong-wind days, the port police and the rental bases suspend departures or confine them to sheltered zones, and last-minute cancellations are part of the deal in high summer. Book early in your stay (so you can reschedule), favour morning slots, and read our guide to Mediterranean winds before setting out. If your crew is just starting, it is worth comparing with gentler seas: our head-to-head Ionian Islands vs Cyclades helps you choose.

Budget and alternatives: skipper or caique

On price, expect roughly €100 to €250 per day for a 30 hp license-free boat in high season, fuel not included, with half-days more often in the €80-150 range — wide brackets, to refine by island and season. Above that, a private skippered day runs to several hundred euros, and a seat on an excursion caique to a few tens of euros per person. That small coastal fleet is no footnote: research on Greek maritime tourism identifies coastal leisure shipping as one of the sector's three pillars, alongside cruising and yachting (Diakomihalis, Greek Maritime Tourism: Evolution, Structures and Prospects, Research in Transportation Economics, 2007, see the study on Google Scholar). In Santorini, a skipper is close to unavoidable; in Naxos, Paros and Milos, it is the plan B for meltemi days.

In practice

Photo ID, a minimum age (usually 18), a card deposit, a mandatory briefing: conditions vary from one operator to the next, and so do weather cancellation policies — a clause worth reading line by line in the Cyclades. To find the right boat at the right price, Boat-Comparator compares live offers from Boataround, SamBoat and Click&Boat across Naxos, Paros, Santorini and Milos: on small summer boats, the gaps between platforms are often significant.

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Also worth reading

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• License-Free Boat Rental in France: Rules, Prices & Where to Book
• Renting with or without a skipper: how to choose