Delos looks unreal from a floating deck. This Mykonos day sail gives you Delos access with either a self-guided wander or an optional guided tour, and then the boat time turns into Rhenia swimming with snorkeling gear and a BBQ lunch. My only caution: Delos tickets aren’t included, so budget for that extra fee if you plan to go ashore.

The crew keeps things friendly and practical, with staff like Dimitri and Thomas repeatedly named for helpful, attentive service. You also get the best kind of soft luxuries for a half-day outing: coffee/tea, onboard Wi‑Fi, plus wine and beer with lunch. Still, the sea can be choppy, and the ride back is when motion sickness can hit, especially if you’ve just eaten.

Key Things I’d Not Ignore Before You Go

• Delos access is your choice: self-walk time on the UNESCO site or add a professional guide for extra context.
• Rhenia is the swim payoff: snorkeling gear is included, and the water stop is built around BBQ lunch on board.
• Food and drinks are part of the value: a lunch buffet plus coffee/tea, water, and wine/beer are included.
• Small-boat feel with limited max sizes: gulets run up to 30–40 people, with a cap across the activity.
• Plan for motion: if waves pick up, staying comfortable takes a little strategy.

Mykonos Sail Cruise to Delos and Rhenia: What the 6 Hours Feel Like

This is a classic A-to-B-to-C day: get aboard in Mykonos, spend time at one of Greece’s most important ancient sites, then trade walking sandals for swim time. The overall duration is about 6 hours, starting at 9:30am from Agios Ioannis Diakoftis and ending back at the meeting point.

You’re on the water long enough to feel like a real boat day, but not so long that it becomes a slog. I like how the schedule balances “do something” with “do nothing” time: Delos for archaeology, then an open-water break at Rhenia where the boat becomes your base.

One more practical point: if the weather doesn’t cooperate, you’ll be told the evening before about changes or a cancellation. That matters in the Aegean, because waves can turn a fun ride into an unpleasant one fast.

Agios Ioannis Diakoftis Boarding: Safety Briefs, QR Codes, and Bare-Foot Rules

Boarding starts at Agios Ioannis Diakoftis. Once you get on, a crew member runs the basics: safety guidance and the day’s flow. You’ll also see a QR code option to read more about the itinerary and instructions at your own pace.

Life vests are available for passengers who want them (or if the crew requests it for safety). And here’s a rule to know up front: you’re barefoot on board. That’s not for style—it’s for safety and comfort while you move around the yacht deck.

Getting on and off the boat is usually smooth with crew help, but it can be tricky in rougher conditions because there isn’t a fixed gangplank. If you have limited mobility, it’s worth thinking hard about whether you can handle a step-and-stabilize moment when the dock and boat don’t line up perfectly.

Delos Archaeological Site in 90 Minutes: Self-Walk or a 45€ Guide

Delos is the big headline: an ancient UNESCO site connected to the birthplace legends of Apollo. The stop gives you about 1 hour 30 minutes on site, which is enough time to get your bearings and see the major areas—especially if you choose a plan before you hit the ruins.

You have two ways to use that time:

• Self-walk: you explore on your own for the full 1.5 hours.
• Professional guided tour (optional): add 45€ per person if you want a structured walkthrough and more context.

There’s also a clever option baked into the timing: if you don’t want the heat and walking right now, you can choose to stay on board for a swim or sunbathing at a nearby bay while others head to shore.

A key cost note: Delos entrance fee is not included (20€ per person). If you want the ruins, you need to budget for that upfront. If you care most about the stories behind the stones, the guided add-on can be a worthwhile splurge—otherwise, going in early on your own with a simple route works well for a short visit.

Heat management matters here. Bring a hat and sunscreen, and keep water in mind. The ruins can feel intense in warm weather, and your time goes faster than you expect once you start hunting for the big sites.

Rhenia Island: Snorkeling Gear, Noodles for Non-Swimmers, and BBQ Lunch

Rhenia is where the day turns into pure relaxation. You’ll have around 2 hours 30 minutes here, with time designed for swimming and using the included snorkeling gear. The water is often described like a natural pool, which is exactly what you want when your goal is to look down and watch what lives under the surface.

If you’re not a confident swimmer, don’t worry—you can ask the crew for swimming noodles or a life vest. That’s a good safety design, and it also means you don’t spend your swim time worrying.

The snorkeling setup is included, and based on how the gear is described, you get the core pieces for snorkeling. One practical tip: fins weren’t included in the setup people mention most often, so if you rely on them for comfort, consider bringing your own.

Then comes lunch, served on board. This is a buffet style meal, and it’s not an afterthought. Expect a BBQ rotation with grilled meats and vegetables:

• grilled pork sticks, plus beef and lamb kebabs
• grilled veggies like eggplant, zucchini, mushrooms
• Greek salad as a starter
• tzatziki spread
• mixed rice with veggies and seasonings
• fruit salad for dessert

If you want the full “boat day” vibe, this stop is the reason. You get the break from archaeological walking, and you can make the day feel balanced: explore, then soak up the sun and water.

What’s Included (and What Costs Extra): The Value Math

For the listed price of $151.16 per person, you’re paying for a lot more than just a ride. Here’s what’s included:

• Lunch buffet (BBQ & veggies)
• Tour escort/host
• Snorkeling equipment
• Personal insurance
• Coffee, tea, refreshments
• White and red wine, beer, and water
• Wi‑Fi on board

What’s not included:

• Alcoholic and cocktail drinks you want beyond the included wine/beer (available to purchase)
• Hotel pickup and drop-off (available roundtrip for 20€ per person)
• Delos entrance fee (20€ per person)
• Professional guided tour at Delos (45€ per person)

So the value depends on your priorities. If you want Delos but don’t care about a guide, the self-walk option keeps costs down. If you want the full context at Delos, the 45€ guided tour add-on can be worth it. If you don’t want to fuss with reaching the meeting point, the pickup upgrade at 20€ roundtrip can save time and stress.

One more small comfort note: the yachts are described as extra comfortable and wide, and there’s emphasis that even at full participation you should still have space to relax.

The Yacht Experience: Space, Group Size, and Onboard Comfort

The cruise runs on one of two gulets depending on the group size: Andreas (89ft, max 40 people) or Atlantis (72ft, max 30 people). The overall activity can include up to 70 travelers, but your boat experience stays within those tighter limits.

Why I think that matters: large group boats can feel chaotic—small group sail days often feel like people are spaced out naturally. Here, the design focus is more “relax and hang out” than “party boat.”

You also get practical perks that make the time easier to manage:

• Wi‑Fi onboard (useful for mapping and messaging)
• constant host/crew presence throughout the day
• life vests available if needed
• barefoot policy for safer deck movement

Service comes across as hands-on and supportive. Crew members such as Dimitri and Thomas are specifically mentioned for helpfulness, including support for passengers with mobility issues during boarding and throughout the day.

Getting Back Without Feeling Wrecked: Choppy Seas and Meal Timing

One honest warning: the sea can get rough, and the return trip is when that shows up. There’s a clear pattern in how people describe it—once the ride back starts rocking, motion sickness can hit hard, especially if you’ve just eaten right before that portion of the trip.

This doesn’t mean the whole day will be miserable. It does mean you should prepare like an adult who wants a pleasant afternoon:

• If you’re prone to motion sickness, take your usual medication before boarding.
• Stay where you feel the most stable—avoid the very edge if the deck is pitching.
• If you feel queasy, drink water slowly and take breaks from looking at screens.

Also remember: even though you can swim earlier in the day, the sea may change. The crew’s job is safety first, comfort second, and the itinerary may shift if conditions are unsafe.

Who This Delos and Rhenia Sail Fits Best (and Who Should Rethink It)

This is a strong match if you want a day that mixes archaeology with a real water break. It’s especially good for:

• people who like UNESCO sites but don’t want a full-day museum slog
• couples and families who want to alternate between action and downtime
• anyone who plans to swim, snorkel, or just float around the natural-pool-style bays

It’s less ideal if you have mobility challenges, mainly because stepping on and off isn’t described as easy or fully fixed with a stable gangplank. Once you’re on board, the crew is there to help, but the boarding moment can be the problem.

If you’re bringing a service animal, note that service animals are allowed, which is helpful to know when you’re planning a day around limited space.

Should You Book This Delos and Rhenia Day Sail?

If your top priorities are Delos access, a swim-and-snorkel stop at Rhenia, and a solid included lunch with drinks, this is an easy yes. The schedule is efficient, the boat time isn’t just filler, and the onboard setup is geared toward relaxing rather than rushing.

I’d say book it if:

• you can handle some walking at Delos for about 90 minutes
• you’re okay paying extra for the Delos entrance fee (20€) if you want to go ashore
• you want a smaller-boat feel with a crew that’s consistently attentive

I’d hesitate if:

• you’re very sensitive to sea motion and haven’t planned for it
• you can’t comfortably manage getting on and off the boat in changing dock conditions

FAQ

What time does the cruise start?

The meeting point start time is 9:30am at Agios Ioannis Diakoftis (Greece).

How long is the sail cruise?

The duration is about 6 hours.

Is lunch included?

Yes. A lunch buffet is included on board, featuring BBQ, vegetables, and sides.

Do I need to pay for Delos entrance?

Yes. The Delos archaeological entrance fee (20€ per person) is not included.

Is pickup available from hotels?

Yes. Hotel pickup and drop-off are available for 20€ per person roundtrip, paid on the spot after pre-arranging.

Is snorkeling available, and is it safe for non-swimmers?

Snorkeling equipment is included. If you aren’t a confident swimmer, you can ask the crew for swimming noodles or a life vest.