What is the cabin bag allowance on Aegean Airlines to Mykonos?

Aegean Airlines allows one cabin bag of 55x40x23 cm up to 8 kg on Athens–Mykonos routes. This limit is enforced on busy summer flights with gate scales. Pack to 7 kg to leave a margin for the gate weigh-in.

Is the ferry from Athens cheaper than flying to Mykonos?

Yes, significantly. The Piraeus–Mykonos ferry costs around 40 to 80 euros each way versus 80 to 200 euros for a flight depending on season. The journey takes 4 to 5 hours on a high-speed ferry. It is a comfortable option for travellers with flexible schedules.

Are toiletries expensive in Mykonos?

Very. Mykonos is one of Greece's most expensive islands and supermarket or pharmacy prices for sunscreen, shampoo, and other toiletries can be two to three times what you would pay in Athens or at home. Pack everything you need in your carry-on.

What is the dress code at Mykonos beach clubs and bars?

Mykonos has a relaxed but fashion-conscious scene. Beach clubs like Paradise accept beachwear during the day. Evening venues including Jackie O bar expect smart-casual to stylish dress — a nice sundress, linen trousers, or a good shirt. Two dressier outfits cover a week of evenings.

Is tourist theft a risk in Mykonos?

Mykonos has higher reported petty theft than many Greek islands, partly due to large crowds in August. Keep valuables on your person at all times, use a cross-body bag or money belt in busy areas, and do not leave anything visible in hire cars or on beaches.

Carry-On Only for Mykonos: Packing Guide 2026

Mykonos (JMK — Mykonos Island National Airport) is reached via a 45-minute hop from Athens or a 4–5 hour ferry from Piraeus. It is famously beautiful, famously expensive, and famously crowded in August. The case for carry-on only is strong: the island's whitewashed streets and windmill paths are not roller-suitcase-friendly, and buying forgotten toiletries on arrival will cost three times what you'd pay at home.

This guide covers the 8 kg Aegean allowance, what to pack, and how to get there without overpaying.

Airline Cabin Bag Rules at JMK

Airline	Max Dimensions	Max Weight	Notes
Aegean Airlines	55x40x23 cm	8 kg	Main carrier on Athens–Mykonos routes
Sky Express	55x40x20 cm	8 kg	Regional carrier; smaller aircraft
Olympic Air (Aegean subsidiary)	55x40x23 cm	8 kg	Same rules as Aegean

The Athens–Mykonos route is almost entirely served by Aegean Airlines and its subsidiary Olympic Air. The 8 kg cabin bag limit is the tightest in mainstream European aviation. On summer flights, Aegean uses gate scales. A lightweight backpack gives you 400–600 g of extra allowance compared to a rigid carry-on roller.

Athens to Mykonos: Flight vs. Ferry

Option	Journey Time	Cost (approx.)	Bag rules
Aegean / Olympic flight from ATH	45 minutes	80–200 EUR each way	8 kg cabin bag
High-speed ferry from Piraeus	4–5 hours	40–80 EUR each way	No strict cabin bag rules
Conventional ferry from Piraeus	7–9 hours	20–50 EUR each way	No strict cabin bag rules

The ferry is worth serious consideration if you have the time. It is cheaper, has no baggage restrictions, and the journey through the Cyclades is genuinely beautiful. The high-speed ferry (SeaJets, Hellenic Seaways) is comfortable and has on-board café service. Book in advance in July and August.

Cobblestones and Soft Bags

Mykonos Town (Hora) is built on a hillside with narrow whitewashed alleys paved in stone. The famous windmills sit above steep stepped streets. Rolling a suitcase through this is impractical — the stones are uneven, the alleys are narrow, and the slopes are real. A backpack or soft-sided duffel bag is the right choice. Even getting from the port or airport to your accommodation is easier with a bag you can carry rather than drag.

What to Pack for Mykonos

The island's activity mix is beach, pool, and upscale nightlife. Pack light, pack fashionably, and pack everything you need — buying it there will cost considerably more.

Clothes (5–7 night trip)

2–3 swimwear pieces
3–4 lightweight day outfits (sundresses, shorts, linen shirts, cover-ups)
2 dressier evening outfits — Mykonos nightlife is fashion-conscious; one good outfit per 3–4 nights
Comfortable walking sandals for daytime navigation
One pair of smarter shoes or clean trainers for evening venues

Toiletries — Pack Everything

Mykonos pharmacy and supermarket prices for toiletries are notably high even by Greek island standards. Pack a full supply of:

Sunscreen (SPF 30 and SPF 50)
Shampoo, conditioner, and shower gel (travel sizes)
After-sun or aloe
Any medication you need — finding specific brands is not guaranteed on the island

Security Essentials

Mykonos sees high tourist volumes in August and petty theft is reported more frequently than on quieter islands. Pack:

A cross-body bag or bum bag for beach clubs and bars — keep your phone and cards on your person
A padlock for your bag zip if staying in shared accommodation
Copies of your passport and travel insurance — stored separately from the originals

Practical Tips

August is extremely crowded: The island's population of around 10,000 swells to well over 100,000 in peak weeks. Book accommodation and ferry tickets months in advance. Consider June or September for the same experience with half the crowds.
ATM fees: Mykonos ATMs are known for high surcharge fees. Withdraw cash in Athens before taking the ferry or flight.
Water taxis: Getting around the island uses buses or water taxis to reach beaches like Paradise and Super Paradise. Small bags are significantly easier to manage.
Paradise Beach: The beach clubs here are loud and very busy in July–August. Keep valuables in a secure bag at all times.
Aegean weight check: If you're cutting it close on the 8 kg limit, wear your heaviest shoes and densest clothing items at the gate.

Bottom Line

Mykonos strongly rewards carry-on travel. The island's streets demand a soft bag, the Aegean 8 kg limit requires disciplined packing, and the high cost of everything on the island means bringing all your essentials from home. A 30–40 L lightweight backpack is the right bag for Mykonos. The ferry from Piraeus is a genuine alternative to flying and removes the 8 kg constraint entirely.