Two islands, one Greek-sun day. A full-day shared cruise from Mykonos that hits Delos and Rhenia lets you see major sights and still have beach time, without paying for a private charter.

I like the simple setup: lunch and beverages come along, and you get a real mix of activities instead of racing between ports. I also like the way Delos is flexible—if you don’t want to walk, you can still enjoy the sea time option and then focus on the experience you actually want.

The main drawback is weather. In wind, the return can turn noticeably choppy, and the water at Rhenia can feel cold even when the sun is out.

Key Points You’ll Care About

• Delos without the pressure: spend about 2 hours on the island, either exploring the ruins or choosing to swim from the boat.
• Rhenia is the relax stop: plan on a beachy feel and swimming time, not a museum sprint.
• Lunch is included: you’re not spending the day hunting for food between two separate islands.
• Small group on a shared boat: capped at 15 travelers, which usually makes the day feel easier to manage.
• Weather can change the ride: wind can mean rougher water on the way back, so plan for sea-sickness risk.

Why This Delos and Rhenia Day Cruise Beats a Private Charter

If you’ve looked at private boats from Mykonos, you already know they can get pricey fast. This shared cruise is built for the same “two islands in one day” idea, but with cost split among a group. At $116.36 per person for about 7 hours, the value comes from efficiency: you get both Delos and Rhenia without trying to stitch together ferries, taxis, and boat schedules on your own.

It also fits a common travel style in the Cyclades. People come to Mykonos expecting sun and water, but they also want at least one big “wow” stop. Delos delivers that archaeological punch. Rhenia gives you the less structured payoff: swim, float, relax, repeat.

One more practical advantage: you’re not handling port logistics. The day runs from a fixed start point and ends back where you began, so you’re free to focus on the fun parts instead of timing transfers.

Timing, Meeting Point, and What 7 Hours Really Feels Like

This tour starts at 10:30 am and runs about 7 hours total, with the clock including transfers from and back to the meeting point. The meeting point is Olia Hotel Mykonos / Paralia (Mikonos 846 00, Greece), and the tour ends back at the same place. You’ll also get a mobile ticket, which is handy on a day where you’ll be moving around.

There’s an optional upgrade for return hotel transfers, which matters if you’re not staying right near the meeting area. If you do choose the upgrade, it’s one less thing to coordinate after a long day on the sea.

A detail that matters more than it sounds: pick-up info needs to be sent by 3:00 pm the day before. If you’re staying in an apartment or a less obvious location, you’ll likely need to help the operator locate you (a Google map pin works well). If you’re running late, they wait up to 15 minutes, and delays can disrupt the schedule.

So I’d treat this like a “show up on time” day. Plan a calm morning, not a sprint between breakfast, photos, and bus stops.

Delos Stop: Ruins On Your Terms (And the Hike Tip)

You’ll reach Delos for about 2 hours at the Archaeological Site of Delos. Delos is one of the most important ancient sites in the world, and the way this cruise handles it makes your visit feel less rigid.

Here’s the key choice: you can either explore the classical ruins (and museum) on your own, or you can choose the swim-from-the-boat option instead. That matters because Delos can be a lot if you’re not expecting the walking, the heat, or the open-air layout.

Budget reality check: Delos entrance fees and the museum are not included. Also, a professional guide at Delos is not included. In plain terms, you’ll get the boat and the time window, but you’ll need to handle your own understanding of what you’re seeing (an offline map, guidebook notes, or any short audio guide you download ahead of time helps a lot).

One practical tip that comes up repeatedly with Delos visits is to get up to the higher points when you can. If you’re up for it, the climb can be worth it for the views over the site. It turns the visit from just “standing around ruins” into “oh, I can actually see how this place fits together.”

If you’re not feeling the hike, don’t force it. Use your time to pick one or two areas to focus on, and keep your energy for the Rhenia swim later.

Rhenia Island: Swim Time, Chill Time

Rhenia is the day’s calmer, water-first stop. The cruise sails over so you can swim and relax, and the tone here shifts from history mode to vacation mode.

From the reports people bring back, Rhenia’s water can be cold, even when you’re dressed for summer. That’s not a deal-breaker. It just means you should treat the first swim as a quick shock, not a long leisurely soak right away. Once you’re in, you can decide whether you want to keep floating or head back slowly.

This is also the part of the day where it helps to pack for comfort. You’ll likely want:

• a towel you don’t mind getting sandy or wet
• swimwear plus something to cover up when you’re back on the boat
• a simple plan for sun protection (hat and sunscreen are useful in open air)

Rhenia is not described as a guided beach stop with set activities. It’s more like, here’s the island and the time, so you can do what you came for: swim, hang out, and reset your day.

If Delos feels intense, Rhenia is your payoff. If Delos feels too “ruins-heavy,” Rhenia is your chance to end the day the way most people want their Mykonos day to end.

On the Boat: Crew, Comfort, and How to Handle Choppy Water

This cruise is a shared experience on the water. That usually means it feels relaxed when the sea is calm—and it can feel rough when conditions change.

The crew tends to be a highlight. People talk about the hosts being friendly and genuinely helpful, including waiting a bit if someone was finishing up their time in the water. That kind of flexibility makes the day feel smoother.

Still, be realistic. Wind can pick up in the afternoon, and the ride back can get extremely choppy. In rough water, some people get sea sick. If you’re even slightly prone to motion sickness, take precautions before you board. Bring your usual remedy, and sit where you feel the least rocking (many boats are best in the center, but you’ll see what’s comfortable once you’re aboard).

Also consider crowding. The tour caps at 15 travelers, which helps, but “shared” still means you may be shoulder-to-shoulder at swim stops depending on how the boat is set up.

The bottom line: the boat day is the core of the value. So treat comfort as part of the plan. If you hate uncomfortable rides, plan your Mykonos schedule to include more shore-based time.

Food and Extras: Lunch, Beverages, and Transfer Upgrade

One of the best practical perks here is food. You get a light lunch plus beverages and all local taxes. That’s not just convenient—it affects the value. A day that includes two islands can easily turn into “I’ll eat something later” unless lunch is built in. Here, you’re covered, and you can keep your energy steady.

Lunch is part of the reason the day works as a whole. Delos is time-limited at about two hours. Rhenia is time to float and relax. Eating without hunting for a restaurant lets you stay in “vacation mode” rather than “logistics mode.”

Transfers are where you can customize the convenience. Standard pickup/transfer isn’t guaranteed for every situation unless you select it (and the operator notes that transfer needs depend on your arrangement). There’s an upgrade option for return hotel transfers for extra ease.

If you’re staying close to the meeting point, you might not need the upgrade. If you’re farther out—or you just want to avoid figuring out the return when you’re tired—it’s a reasonable add-on.

Also, this is a day with real water time. Make sure you’re thinking ahead about getting back to land comfortably, not just enjoying the ride there.

Who Should Book (and Who Should Think Twice)

I’d steer you toward this cruise if you want:

• Delos as a major sightseeing stop without planning a full day on your own
• a swim-and-relax Rhenia finish
• a structured day that still gives you choice at Delos (ruins or swim option)
• a smaller shared group (max 15 travelers)

It’s also a decent fit for couples and small groups who don’t need a deep guided explanation at every moment, because a Delos professional guide isn’t included. Downloading a short self-guided explanation helps you get more out of those two hours.

Think twice if:

• you’re highly prone to motion sickness, because wind can make the return choppy
• you hate crowds and want lots of personal space at swim stops
• you need a fully guided museum-style Delos experience (you’ll be doing it independently on the site)

If you’re traveling with kids, children can only join with an adult. That means your day needs to be manageable for your whole group, especially on a boat and around swimming time.

Should You Book This Cruise From Mykonos?

Book it if you want the best mix of history + water time in one day, with lunch and a small-group setup. The value is strongest if you don’t want to spend the whole day figuring out schedules, and you’re okay handling Delos independently for the time you have.

Skip it or choose carefully if you know you’re sensitive to rough sea conditions. The afternoon wind risk is real, and the water can feel cold at Rhenia. In that case, you might still love the itinerary, but you’ll want to be prepared and keep your expectations realistic.

Overall, this is a practical, good-value day cruise for people who want Delos as a highlight and Rhenia as the recovery.

FAQ

How long is the Delos and Rhenia cruise from Mykonos?

It runs for about 7 hours (duration can vary depending on weather).

What time does the tour start and where does it begin?

It starts at 10:30 am at Olia Hotel Mykonos/Paralia, Mikonos 846 00, Greece.

Is pickup from hotels included?

Pickup is offered, and there’s also an upgrade option for return hotel transfers. Whether transfers are included depends on what you select and where you’re staying.

What’s included in the price?

The cruise includes light lunch, beverages, and all local taxes. It is also listed as having a mobile ticket.

Is the Delos archaeological site entrance included?

No. The Delos archaeological site & museum entrance fee is listed as not included.

Do we get a professional guide at Delos?

No. A professional guide at the Delos archaeological site is listed as not included.

Where can I swim during the day?

You can swim from the boat at Delos (as an option instead of exploring) and you can swim and relax at Rhenia.

How many people are on the cruise?

The maximum group size is 15 travelers.

If you tell me your travel dates and whether anyone in your group gets seasick, I can help you judge how “safe and comfortable” this day will feel for your specific situation.