Athens is the ferry capital of the eastern Mediterranean. From the three Athens ports (Piraeus, Rafina, Lavrio), hundreds of daily ferries depart to over 50 Greek islands across the Aegean and Ionian seas, with summer high-season service to Santorini, Mykonos, Paros, Crete, the Sporades, the Saronics, and beyond. The system is dense, fast, and surprisingly easy to navigate once you understand which port serves which destination, when to book, and how to read the schedules. This is the complete Athens to Greek islands ferry guide for 2026 with all three ports explained, the major routes, prices, the fast catamaran vs conventional ferry choice, and seasonal scheduling.
The Three Athens Ferry Ports
Piraeus Port (The Main One)
The largest passenger port in Europe. 12 km southwest of central Athens. Reached by metro Line 1 or Line 3 (Piraeus station). Serves: Saronics (Aegina, Hydra, Poros, Spetses), Cyclades (Santorini, Mykonos, Paros, Naxos, Ios, Milos, Kythnos, Serifos, Sifnos, Folegandros, Amorgos, Anafi), Crete (Heraklion, Chania, Sitia, Rethymno), Dodecanese (Rhodes, Kos, Patmos, Kalymnos), some North Aegean (Lesvos, Chios), and the eastern Cyclades. 80% of Athens-island ferry traffic.
Rafina Port
32 km northeast of central Athens (closer to the airport than to central Athens). Reached by KTEL bus from central Athens (75 minutes) or by taxi (30-45 minutes). Serves: Cyclades (especially Mykonos, Tinos, Andros), the closer Northern Sporades (with some seasonal direct routes). Faster crossings to Mykonos than from Piraeus. Often used by travellers flying into Athens airport who want to skip the city and head straight to the Cyclades.
Lavrio Port
50 km southeast of Athens, near Cape Sounion. Smaller, less-used port. Serves: Kea (Tzia), Kythnos, and some seasonal routes to Andros. Often the cheapest fares for those specific destinations because of less competition.
For broader context, see our Getting Around Athens pillar, our Aegina day trip guide, and our Hydra day trip guide.
Athens to the Major Islands: Ferry Times & Prices (2026)
To the Saronics (Day Trip Distance)
- Aegina: 40 minutes (Flying Dolphin €14-18) or 75 minutes (conventional €10-14). Daily, every 90 minutes summer; 4-6 daily winter.
- Hydra: 90 minutes-2 hours (Flying Dolphin only, €30-40). 6-8 daily summer; 3-5 winter.
- Poros: 60-75 minutes (Flying Dolphin €18-25) or 150 minutes (conventional €12-18). 6-8 daily summer.
- Spetses: 2 hours (Flying Dolphin €35-45). 4-5 daily summer; 2-3 winter.
To the Cyclades
- Santorini: 5 hours (high-speed €60-90) or 8-12 hours (conventional €35-50). Up to 8 daily summer; 1-2 daily winter.
- Mykonos: 2.5-4 hours (high-speed €40-60) from Piraeus; 2-2.5 hours (high-speed €40-55) from Rafina. Up to 12 daily summer from Rafina; 5 daily from Piraeus.
- Paros: 3-4 hours (high-speed €40-55) or 5-7 hours (conventional €30-40). Up to 7 daily summer.
- Naxos: 3.5-5 hours (high-speed €45-60) or 5-7 hours (conventional €33-45). Up to 6 daily summer.
- Ios: 4.5-7 hours (mostly conventional €40-55). Up to 4 daily summer.
- Milos: 3.5-7 hours (high-speed €50-65 or conventional €35-50). Up to 4 daily summer; 1 daily winter.
To Crete
- Heraklion: 9 hours overnight ferry (cabin €60-150). 2 daily ferries year-round.
- Chania: 9 hours overnight ferry (cabin €60-150). 1-2 daily year-round.
- Sitia: 13-16 hours overnight ferry (cabin €80-180). 2-3 weekly.
To the Dodecanese
- Rhodes: 14-17 hours overnight (cabin €70-180). 1 daily summer, 5 weekly winter.
- Kos: 11-14 hours overnight (cabin €60-150). 1 daily summer.
- Patmos: 7-10 hours (€55-130). Various daily summer.
Conventional Ferry vs Fast Catamaran: Which to Choose?
Conventional Ferries
Larger boats (350-2000 passengers, plus cars), slower, cheaper, more comfortable for longer journeys. Open decks for sea views, restaurants and bars on board, can take rough seas. Best for: overnight crossings (Crete, Rhodes, Kos), longer Aegean trips, families with car, budget travellers.
Fast Catamarans (Flying Cat, Flying Dolphin, SeaJet, Highspeed)
Smaller, faster, more expensive. Reduced motion-sickness sensitivity (most have stabilizers). Sometimes cancelled in rough seas (especially the smaller Flying Dolphin hydrofoils). Best for: shorter Cyclades trips (Santorini, Mykonos, Paros), Saronics, day trips.
How to Book Greek Ferry Tickets
Online Booking
Three major aggregators: Ferryhopper.com (cleanest interface, no booking fee, app available), ferries.gr (the original; Greek-only sometimes), and directferries.com (international comparison). All show real-time availability and prices from the major operators (Blue Star Ferries, Hellenic Seaways, ANEK Lines, Minoan Lines, Aegean Sea Lines, Golden Star Ferries).
At the Port
Last-minute tickets available at the operator booths at each port, often slightly more expensive than online. Useful only for last-minute changes; otherwise book in advance.
Through Travel Agencies
Athens has many travel agencies that book ferries; they charge a €5-10 booking fee. Useful for visitors who want help understanding complex multi-leg island-hopping itineraries.
When to Book
Peak summer (July-August): book 2-4 weeks in advance for Santorini, Mykonos, and other popular Cyclades. Weekend ferries to popular Cycladic islands often sell out. Shoulder season (May-June, September): 1 week in advance is usually sufficient. Winter (November-March): ferries run less frequently but rarely sell out; book a day or two ahead.
Getting to the Three Athens Ports
To Piraeus
From central Athens: Metro Line 1 (green) from Monastiraki or Line 3 (blue) from Syntagma; 25 minutes; €1.20. From the airport: X96 24-hour bus directly to Piraeus; 75 minutes; €5.50. By taxi: €15-25 from central Athens; €55-70 from the airport. Allow extra time at Piraeus to find your specific gate (E1-E12); the port is huge.
To Rafina
From central Athens: KTEL Mavromateon bus; 75 minutes; €4. From the airport: KTEL bus; 25 minutes; €4. By taxi: €30-45 from central Athens; €15-25 from the airport.
To Lavrio
From central Athens: KTEL Mavromateon bus; 90 minutes; €5. From the airport: KTEL bus; 45 minutes; €4. By taxi: €40-55 from central Athens.
What to Bring on a Greek Ferry
Cash (some onboard cafés take only cash). Snacks (onboard food is expensive). Water bottle. Motion-sickness medication if you’re sensitive (Greek ferries can roll in summer afternoon meltémi winds). Phone charger (most modern ferries have USB ports at seats). A book or downloaded content (no Wi-Fi on most conventional ferries).
How to Read a Greek Ferry Schedule
Greek ferry schedules use 24-hour time and 3-letter codes for ports (PIR = Piraeus, JTR = Santorini, JMK = Mykonos, etc.). The journey may be direct (one stop) or multi-stop (touches at other islands en route). Look at “total journey time” rather than just departure-arrival; a 5-hour direct ferry may take 7 hours with intermediate stops. The Greek words to know: αναχώρηση (departure), άφιξη (arrival), προορισμός (destination), and ημερομηνία (date).
The Athens-Santorini Choice: Ferry vs Flight
The 5-hour high-speed ferry from Athens to Santorini (€60-90) competes directly with the 50-minute flight from Athens airport (€60-150 depending on advance booking). Compare: the flight is faster but adds airport transit time (90+ minutes including security and bag claim) plus an Athens-to-airport metro ride; the ferry departs from central Piraeus and is a 5-hour relaxed sea journey with sun deck and views. For most travellers, the ferry is the more rewarding choice; for very short Santorini trips, the flight saves time.
Greek Island Hopping from Athens: Sample Itineraries
One-Week Cyclades Trip
Day 1: Athens → Santorini (5-hour high-speed ferry from Piraeus). Days 2-3: Santorini. Day 4: Santorini → Naxos (2-hour high-speed ferry). Days 5-6: Naxos and Paros (40-minute hop between them). Day 7: Paros → Athens (4-hour high-speed ferry). Total ferry cost: €180-220 per person; total cost €1500-2500 per person including hotels and food.
Three-Day Saronics Quickie
Day 1: Athens → Aegina (40 min). Aegina day. Day 2: Aegina → Poros (1.5 hours) → Hydra (45 minutes). Hydra overnight. Day 3: Hydra → Athens (1.5 hours). Total ferry cost: €60-90 per person.
Two-Week Greek Island Marathon
Combine the one-week Cyclades trip above with a return-via-Crete leg: Day 8: Cyclades → Crete (overnight ferry €60). Days 9-12: Crete. Day 13: Crete → Athens (9-hour overnight ferry). Day 14: Athens. Total ferry cost: €300-400 per person.
Practical Tips for Greek Ferry Travel
Always arrive at the port 60-90 minutes before departure for Piraeus (the port is huge and finding your specific gate takes time). Have ferry tickets on your phone (PDF) or printed; QR codes are scanned at boarding. Bring a small backpack for valuables; leave the main suitcase in the car deck or designated storage area. Most ferries have free seating but designated cabins for overnight trips (book a cabin in advance for overnight crossings). Pets are welcome on most ferries (small pets in carriers free; larger pets €10-20 extra).
Common Greek Ferry Mistakes
Confusing Piraeus (main port for most islands) with Rafina (only for Mykonos and Tinos). Buying conventional ferry tickets for a short hop and missing the faster Flying Cat option. Booking tickets to the “wrong” Piraeus gate; double-check the specific gate (E1-E12) printed on your ticket. Not bringing motion-sickness medication for first-time ferry passengers. Forgetting that Greek summer afternoon meltémi winds (especially July-August) cause occasional ferry cancellations, particularly for the smaller Flying Dolphins to the Saronics.
Frequently Asked Questions
How long is the ferry from Athens to Santorini?
5 hours by high-speed ferry from Piraeus (€60-90). 8-12 hours by conventional ferry (€35-50). Up to 8 daily crossings in summer; 1-2 daily in winter.
How long is the ferry from Athens to Mykonos?
From Rafina: 2-2.5 hours by high-speed ferry (€40-55). From Piraeus: 2.5-4 hours by high-speed ferry (€40-60). Up to 12 daily from Rafina in summer.
Which Athens port should I use?
Piraeus for Santorini, Crete, Hydra, Aegina, and most major Cycladic islands. Rafina for fast direct Mykonos, Tinos, Andros. Lavrio for Kea and Kythnos.
How do I book a Greek ferry ticket?
Online via Ferryhopper.com, ferries.gr, or directferries.com. Tickets are issued as QR codes; print or save to your phone. Book 2-4 weeks in advance for July-August popular routes.
Should I take a ferry or a flight to Santorini?
Both work. The 5-hour ferry is more relaxed and scenic but slower; the 50-minute flight is faster but adds airport transit time. Most travellers prefer the ferry for the experience; very short Santorini trips justify the flight.
Are Greek ferries reliable?
Generally yes, but seasonal weather can cause cancellations. The smaller Flying Dolphin hydrofoils are most affected by summer meltémi winds; larger conventional ferries rarely cancel. Always check the day-of ferry status via your booking app.
How early should I arrive at the port?
60-90 minutes before departure for Piraeus (the port is large and finding your specific gate takes time). 30-45 minutes for Rafina and Lavrio (smaller ports).
The Greek Ferry System: How It Works
Greek island ferries operate on a network of 200+ routes connecting the mainland with 200+ inhabited islands. The system is privatised — multiple operators compete on most routes — and tickets are sold by ferry agents, online platforms, and at the ports themselves. The main operator categories:
Conventional (slow) ferries: larger ships carrying cars, trucks, and passengers. Slower (e.g., 5 hours to Santorini vs. 2-3 by high-speed) but cheaper, more-stable in rough seas, and capable of carrying cars. The classic Greek island experience.
High-speed catamarans and ferries: faster, smaller vessels using catamaran or hydrofoil designs. Typically 40-60% faster than conventional ferries but 50-80% more expensive. Cabin space limited; less-stable in rough seas.
Hydrofoils (Flying Dolphins): the small fast hydrofoils used mainly for the Saronic Gulf routes (Hydra, Spetses, Poros, Aegina) and some Cyclades short hops.
Sea taxis and water taxis: small private boats for island-to-island short hops where scheduled ferries are infrequent.
Major Greek Ferry Operators
Blue Star Ferries: the largest operator covering the major Cyclades, Crete, and Dodecanese routes. Reliable schedules; comfortable conventional ferries; reasonable prices. The “default” choice for most island routes.
Hellenic Seaways: the high-speed catamaran specialist. Routes to most major Cyclades plus the Sporades.
SeaJets: high-speed catamaran operator with strong Santorini and Mykonos coverage.
Anek Lines: overnight Crete ferries; the “ship-hotel” experience.
Minoan Lines: Crete ferries plus some Cyclades routes.
Aegean Speed Lines: high-speed Cyclades routes.
Saronic Ferries / Aegean Hydrofoils: Saronic Gulf island services from Piraeus.
Most-Important Routes from Athens (Piraeus)
To Santorini
Conventional ferry (Blue Star, Minoan): 7-8 hours; €45-70 each way.
High-speed (Hellenic Seaways, SeaJets): 4.5-5.5 hours; €60-100 each way.
Daily departures in peak summer; reduced winter schedule.
For most visitors with limited time, fly to Santorini (€60-200 return; 45 minutes) rather than ferry. Ferries are valuable for: travellers preferring sea travel, those bringing cars, and Cyclades island-hoppers using Santorini as a route.
To Mykonos
Conventional ferry: 5-6 hours; €35-55 each way.
High-speed: 3-4 hours; €50-80 each way.
Direct daily departures in peak summer.
To Crete
Overnight conventional ferry (Anek, Minoan): 9-12 hours; €40-60 deck class; €80-200 cabin. The classic overnight ferry experience with restaurant, bar, and cabin accommodations.
Daytime high-speed: not currently available; flights more-practical for daytime travel.
To Naxos / Paros
Conventional ferry: 4-6 hours; €25-45 each way.
High-speed: 3-4 hours; €40-65 each way.
To Rhodes
Overnight conventional ferry: 12-18 hours; €50-90 deck; €120-300 cabin. The longest mainland-to-island ferry route.
Most Rhodes visitors fly (1-hour flight; €60-200 return).
To Saronic Islands (Hydra, Spetses, Poros, Aegina)
Hydrofoil (Flying Dolphin): 1-2 hours each way; €15-50.
The most-frequent ferries from Athens (multiple daily departures even in winter).
Booking Ferries: Where and When
Online platforms: OpenSeas.gr (the main aggregator; English interface), DirectFerries.com, FerryHopper, Let’s Ferry. Compare schedules and prices across all operators.
Operator websites: Blue Star Ferries (bluestarferries.com), Hellenic Seaways (hellenicseaways.gr), SeaJets (seajets.gr). Sometimes slightly cheaper than aggregator platforms.
Travel agents in Athens: ferry agencies on Filellinon Street and around Piraeus port. Useful for last-minute bookings and complex multi-island routes.
At the port: last-minute tickets sold at the operator’s port office. Usually available except for peak summer popular routes (book ahead for Santorini and Mykonos in August).
When to book: 3-7 days in advance for peak summer popular routes; 1-2 days in advance for shoulder season; same-day for winter and Saronic Gulf routes.
What to Expect on the Ferry
Conventional Ferries
Multiple seating classes:
Deck class: cheapest option; access to outdoor decks, indoor seating areas, restaurants, cafes, shops. Crowded in summer; pleasant in shoulder season. Most visitors choose deck class.
Reclining seats (airline-style): reserved seats in indoor lounges. €10-20 surcharge over deck.
Cabins: 2-4 berth cabins with private bathroom. Essential for overnight crossings; optional for daytime. €40-150 surcharge per cabin.
Onboard amenities: 1-3 restaurants, cafes, bars, shops, kids’ areas, sometimes a swimming pool (longer ferries). Free WiFi often available; Greek beer and wine onboard at slightly inflated prices.
High-Speed Catamarans
Airline-style seating; fewer amenities (cafe but no full restaurant); shorter trips; less-stable in rough seas. No outdoor deck typically. Faster but less-atmospheric than conventional ferries.
Hydrofoils (Flying Dolphins)
Small fast hydrofoils; closed cabin (no outdoor deck); airline-style seating; basic cafe/snacks. Fast (1-2 hours typical Saronic routes); less-stable in rough seas. Avoid in winter rough weather; the hydrofoils sometimes cancel for safety.
Bringing a Car on the Ferry
Many islands are large enough to be worth bringing a rental car. Car ferries to:
Crete: €60-120 each way for a standard car (in addition to passenger fares).
Most Cyclades (Naxos, Paros, Santorini, Mykonos): €50-100 each way.
Smaller islands: €40-80 each way.
Car booking requires confirmation in advance; spaces fill in peak summer. Bring all car documents; the ferry company verifies registration and insurance.
Rental car restrictions: some Greek rental contracts prohibit ferry transport of the car. Verify before booking the rental.
Seasickness Strategies
The Aegean Sea can be rough, particularly with the summer “meltemi” north wind (July-August) and winter storms (November-March). Strategies:
Choose larger conventional ferries: more-stable than catamarans and hydrofoils.
Sit in the middle of the ferry, lower decks: the most-stable position.
Stay on outdoor deck: the fresh air and horizon view help.
Medication: seasickness medication (Dramamine, Bonine, Stugeron) from any Greek pharmacy.
Avoid alcohol: beer with meltemi waves is a bad combination.
Eat lightly: empty stomach is worst; full stomach is worst; light snacks are best.
Ferry Schedules & Seasonality
Greek ferry schedules vary dramatically by season:
Peak summer (July-August): maximum frequency; daily or multiple daily departures on most routes.
Shoulder season (April-June, September-October): reduced frequency but still daily on major routes.
Winter (November-March): significantly reduced; some smaller routes operate only 2-3 times per week.
Always verify the current schedule on OpenSeas.gr before planning the trip. The schedules are typically released 3-6 weeks in advance for the peak summer season.
Ferry Cancellations & Delays
Weather-related cancellations are most common in winter and during the August meltemi peak. The hydrofoils cancel more readily than conventional ferries. If your ferry is cancelled:
Refund: the operator must refund or rebook on the next available departure.
Alternative: the larger conventional ferries often run when the hydrofoils don’t.
Plan buffer days: for tight itineraries (e.g., catching a flight from Santorini back to Athens to connect to an international flight), build in a 1-2 day buffer for potential ferry delays.
Practical Ferry Day Logistics
Arrive at port 45-60 minutes before departure (60-90 for car ferries).
Bring printed ticket or e-ticket on phone (some operators still require printed tickets).
Bring snacks and water (onboard cafes are limited and overpriced).
Charge your devices before boarding (limited charging stations onboard).
Have your passport accessible (occasionally checked on Schengen-zone domestic ferries).
Athens-Specific Ferry Tips
Most Athens ferries depart from Piraeus port (Metro Line 1, Athens-end). Smaller portion depart from Rafina port (Metro impossible; bus from Athens centre 50-75 minutes, €2.40) — particularly for the northern Cyclades (Andros, Tinos). Lavrio port (eastern Attica) serves some smaller Cyclades; rarely used by tourists.
Always verify which port your ferry departs from when booking. Showing up at the wrong port is one of the most-common Athens ferry mistakes.
Plan the Rest of Your Athens Trip
For more transport content, see our pillar guide to Getting Around Athens, our Day Trips guide, our Aegina day trip guide, our Hydra day trip guide, our Saronic cruise guide, and our things to do guide.