Heraklion:Dia Island Catamaran Cruise with Lunch, Water Toys

The best part of this Heraklion cruise is the long stop at uninhabited Dia Island, where a calm bay becomes your swimming area, lunch table, and playground. You can use the slide, sea scooter, kayak, SUPs, snorkeling gear, or simply stretch out on a sunbed while the crew keeps the drinks moving.

I like the small maximum group of 20 and the unusually complete food-and-drink package. The lunch is made with local organic produce, and the open bar includes water, soft drinks, local beer, and white wine. One thing to consider: the trip is strongly tied to weather and port schedules, and a return delay of about 30 minutes can happen if harbor authorities slow boat traffic.

Key points to know before booking

• Dia Island gives you nearly three hours off the coast, with swimming, snorkeling, kayaking, paddleboarding, and marine-life viewing.
• Lunch is a real part of the experience, not just a basic snack, with seasonal Mediterranean dishes, dessert, cheese, and vegetarian or children’s options on request.
• The boat is set up for both play and rest, with sunbeds, shaded lounges, an outdoor shower, onboard toilet, music, Wi-Fi, and soft drinks served throughout.
• The water-toy selection is unusually broad, including an inflatable slide, tube, sea scooter, SUPs, kayak, noodles, flamingo, and fishing gear.
• The price is $132 per person, which is reasonable if you plan to use the equipment and open bar, but less compelling if you only want a short sightseeing sail.
• The cruise is not a fit for everyone: pregnant people, those with mobility limits, epilepsy, certain medical conditions, or children under two should check with the operator before booking.

Sailing from Heraklion toward Dia Island

You begin at the marina, where you should arrive 15 minutes before departure. Look for a crew member in a DanEri T-shirt near the Marina Café tables facing the sea and boats. Municipal parking is available nearby for about €5 per day.

The crew starts with a safety briefing and welcome refreshments. Espresso, tea, detox water, and protein cocktails set the tone better than the usual rushed marina coffee. You can get settled on a soft sunbed or in a shaded lounge while the catamaran leaves Heraklion.

The boat passes the Rocca a Mare Fortress, also called Koules Fortress, for a short photo stop of about five minutes. This is not a full fortress visit, but it gives you a fine coastal view and a quick reminder that Heraklion’s harbor has been important for centuries.

After that, expect about an hour of sailing to Dia Island. The catamaran has music and free Wi-Fi, though I would treat the Wi-Fi as a useful extra rather than the reason to book. The real pleasure is having room to sit outside, watch the water, and let the city fall away.

The exact total duration ranges from 5.5 to 7 hours. That variation can reflect the selected departure, pickup arrangements, sailing conditions, and port operations. The cruise itself includes roughly an hour out, 2 hours and 45 minutes at Dia, and an hour back, with time around boarding and harbor movements.

What the catamaran feels like onboard

This is designed as a comfort-first boat day rather than a bare-bones ferry ride. You get sunbeds, shaded seating, soft music, an onboard WC, and an outdoor shower. Shoes are not allowed indoors, so wear something easy to remove and keep the deck tidy.

The semi-private format matters. With a maximum of 20 people, the crew has a better chance of helping you with equipment, drinks, and meal service without the crowded feel of a large excursion boat. Private groups are also available, although the private option should be selected and confirmed when booking.

The service is one of the strongest parts of the outing. Crew members Jana and Wesley were specifically praised for being friendly, attentive, and personal, while Chef Yarris received warm recognition for the food. That kind of service can make a long day at sea feel relaxed rather than managed.

The boat has a good balance of active and quiet areas. You can use the shaded lounge if the sun gets too strong, then move to a sunbed when you want more heat. Bring a hat, sunscreen, swimwear, and your own towel. Towels and sunscreen are not supplied.

Dia Island and the long swimming stop

Dia is protected and uninhabited, so do not expect shops, roads, beach cafés, or a developed shore. The appeal is the quiet bay, clear water, and the feeling of spending several hours in a place with very little around you.

The cruise allows about 2 hours and 45 minutes at the island. That is long enough to divide your time sensibly. You might start with a swim, try a paddleboard, return to the boat for lunch, and finish with a quieter spell under the sun.

The water equipment gives this stop real variety:

• Inflatable slide
• Water tube
• Sea scooter
• Kayak
• Stand-up paddleboards
• Snorkeling masks and fins
• Inflatable noodles
• Inflatable flamingo
• Fishing gear
• Swimming jackets

You can snorkel in the clear water and look for marine life. The description also notes ancient Minoan pottery beneath the surface, but you should treat this as a possibility rather than a promised sight. Do not touch marine life or underwater objects.

The sea scooter and water tube add a little action, while the kayak and SUPs suit people who want a slower way to explore the bay. Children can use the toy box by request, and children’s meals are available if arranged ahead of time. Unaccompanied minors are not allowed.

One practical point: the cruise is not just a swim from a beach. You will use the catamaran and its equipment as your base, so you need to be comfortable moving around a boat and entering the water from it. Swimming jackets are available, but tell the crew about any concern before you book.

Lunch, dessert, and an open bar

Food is a major reason to consider this cruise. The lunch is designed by a certified nutritionist and prepared with fresh organic produce from local farms. Menus change with the season, but the meal is built around Mediterranean flavors and includes a main course, dessert, and local touches such as cheese tasting.

You can request vegetarian and children’s meals. Seafood may be included depending on the seasonal menu, but do not assume a specific dish unless the operator confirms it before departure.

The meal is served onboard while the catamaran sits at Dia. That gives you a proper break from the water without losing the view. I like this arrangement because it keeps the day feeling like a sailing picnic rather than a restaurant transfer.

The open bar includes unlimited water, soft drinks, local beer, and white wine. Welcome drinks and light protein snacks are also part of the package, along with espresso, teas, detox water, and protein cocktails.

Cocktails and alcoholic drinks beyond the listed beer and white wine cost extra. Red wine is not allowed, and glass objects are prohibited. If you want a particular drink, ask before boarding rather than assuming the open bar covers it.

The food and drinks help explain the $132 price. A cheaper boat trip may get you to the same stretch of water, but it may not include a chef-prepared lunch, unlimited selected drinks, a broad set of water toys, and a small group. On the other hand, if you will not drink alcohol or use the equipment, the price may feel high compared with a simple harbor cruise.

The return sail to Heraklion

After lunch and another swim, you sail back toward Heraklion for about an hour. This is usually the calmer part of the day. You can shower off salt water, settle into the shaded seating, or use the last stretch for photos and quiet conversation.

Build some flexibility into your plans after the cruise. Port authorities can delay boats, and one reported return took about 30 extra minutes because of harbor police. That delay was not caused by the crew, but it still matters if you have a dinner reservation, airport transfer, or evening event.

The cruise returns to Heraklion, with optional pickup and drop-off arrangements available for selected areas. Listed areas include Heraklion, Ammoudara, Agios Nikolaos, Elounda, Plaka, Hersonissos, Malia, Gouves, Kokkini Hani, Karteros, Analipsi, Stalida, Sisi, Milatos, Agia Pelagia, Ligaria, Fodele, Anissaras, and Gournes Gouvon. Check the exact option carefully because hotel transfer is not automatically included.

Who will get the most from this cruise

I would recommend this for couples, families with older children, and small groups who want one full sea day without arranging lunch, drinks, and water equipment separately. The mix of comfortable seating and active toys means not everyone has to follow the same pace.

It also suits people who care about food. The lunch receives especially strong praise, and the combination of seasonal produce, dessert, cheese, and open-bar drinks makes the boat feel more like a hosted meal than a packed excursion snack.

This is less suitable if you want a quiet, traditional sailing trip with no music or organized activities. It is also not ideal if you dislike boat movement, cannot swim comfortably, or need step-free access. The activity lists mobility impairments, pregnancy, epilepsy, certain pre-existing medical conditions, and age over 95 as reasons to avoid booking, and anyone prone to seasickness should check the forecast and speak with the crew first.

The weather matters. Bad conditions can lead to a rescheduled or canceled cruise. The operator offers free cancellation up to 24 hours before departure, but you should still avoid placing an important same-day commitment immediately after the sailing.

Practical booking advice for a smoother day

Port authorities require the full name, date of birth, passport or ID number, and nationality for every passenger. A copy of an ID is accepted, but you need to provide the requested details when booking.

You will receive a booking voucher by email, followed by a QR code one day before the cruise. That QR code serves as your ticket. Arrive on time because the boat cannot wait beyond its permitted departure schedule.

Bring:

• Swimwear
• Towel
• Sun hat
• Sunscreen
• Passport or ID card, or a copy
• Personal care items

Do not bring pets, weapons, sharp objects, explosives, glass items, or indoor cigarettes. Shoes must be removed indoors, and touching marine life is forbidden.

For a birthday, anniversary, or other special occasion, notify the operator in advance. A complimentary branded gift may be arranged. Private group options are also available if you want more control over the group makeup.

Should you book the Dia Island catamaran cruise?

I would book it if you want a polished, full-day sea outing with excellent food, attentive service, and plenty to do in the water. The small group, spacious catamaran, long Dia Island stop, and unlimited selected drinks make the $132 fee fair for an all-in experience.

I would skip it if your main aim is the lowest-cost way to reach Dia, or if you want a short sightseeing trip with no structured meal or water activities. For most people who want a comfortable day away from Heraklion, though, this offers a good balance: enough action for active swimmers, enough shade for sun-weary adults, and enough food and service to make the day feel special.

FAQ

How long does the Heraklion catamaran cruise last?

The activity lasts about 5.5 to 7 hours, depending on the selected option, departure time, pickup arrangements, sailing conditions, and port operations.

How much does the cruise cost?

The listed price is $132 per person.

What is included in the lunch?

The cruise includes a nutritionist-designed healthy lunch with a seasonal Mediterranean-style main course and dessert. Vegetarian and children’s meals can be requested, and cheese tasting is included in the experience.

What drinks are included?

You receive welcome espresso, tea, detox water, protein cocktails, and light protein snacks. The open bar includes unlimited water, soft drinks, local beer, and white wine. Cocktails and alcoholic drinks outside that selection are not included.

What water activities are available at Dia Island?

You can use snorkeling gear, stand-up paddleboards, a kayak, an inflatable slide, a water tube, a sea scooter, inflatable noodles, and an inflatable flamingo. Fishing gear and swimming jackets are also available.

Is the cruise suitable for children?

Children can join, and children’s meals and a toy box are available by request. Unaccompanied minors are not allowed, and children under two should be discussed with the operator before booking.

Where do I meet the boat?

Meet the crew at the tables of the Marina Café, on the side facing the sea and boats. Arrive 15 minutes before departure. Municipal parking is available at the marina for about €5 per day.

Can the cruise be canceled because of weather?

Yes. The cruise depends on weather conditions and may be rescheduled or canceled in bad weather. You can cancel up to 24 hours before departure for a full refund.