From the Port of Kos: Full Day Boat Cruise to 3 Islands

A day on the Odyssey feels like a floating vacation. You get three islands near Kos, multiple chances to swim in clear water, and a proper Greek lunch onboard, with the crew (including Yanni) keeping things friendly and easygoing.

What I really like is the mix: Vathi in Kalymnos for fjord views and village wandering, then Plati and Pserimos for water time that actually feels like a highlight, not an afterthought. I also appreciate that lunch comes included, with a vegetarian option that does not feel like a compromise.

One consideration: it’s a boat day, so if you’re picky about motion, choppy sea conditions can make the ride wetter and bouncier, especially near the front.

Key highlights on the Odyssey 3-island cruise

• Kalymnos first stop in Vathi, with fjord-and-cove scenery and about an hour to explore
• Swim stops in crystal-clear water, including time at Plati islet and around Pserimos
• Fish-farm area for dolphin-spotting, plus sometimes the captain adjusts the route for better sightings
• Greek buffet lunch onboard, with meat options and a vegetarian plate (beans and dolmades)
• Happy hour cocktails and a cash bar, with drinks available to purchase
• About 1 hour on Pserimos for independent wandering before heading back to Kos

Getting On the Odyssey in Kos, and Settling In

Boarding is simple. Look for the blue boat named Odyssey at the harbour of Kos, opposite from the Port Police, and aim to be there by 9:30 to check your ticket. Once you’re on board, the vibe is that of a daytime cruise, not a chaotic party boat, with music kept at a level that most people can enjoy without it taking over the whole trip.

The crew is a big part of why this feels smooth. Multiple people highlight that Yanni and the staff are welcoming and attentive, from helping you find a place to sit to checking in during the day. If you get seasick easily, this is exactly the type of outing where I’d plan ahead and have your own remedy ready.

What about the boat itself? Expect a lively mix of passengers and normal boat-day crowding. Seating is fine for the duration, but if the sea is rough, you may get more wet than you’d like, particularly depending on where you sit near the front.

Kalymnos and Vathi Views: Fjords, Gulfs, and 1 Hour to Wander

Your first island focus is Kalymnos, and specifically Vathi, a village known for dramatic natural shapes and calm streets. The scenery here is the “wow” moment right away. You’re looking for fjords, rugged cliffs, and those postcard-like caves and gulfs around the coast as the boat approaches.

Then you get land time. You’ll have about an hour to explore Vathi at your own pace, with time to walk quiet streets, take photos, and try local specialties if you’re in the mood to nibble. I love how this stop gives you a break from the water rhythm. It’s not just another beach stop, it’s a real small-village change of pace.

A practical note: dolphin sightings can sometimes affect timing. On some days, the crew may adjust the plan if dolphins appear early or in a place they want to revisit. The overall experience still works, but your time on Vathi may feel shorter if the captain prioritizes a good dolphin spot.

The Onboard Greek Buffet Lunch, With a Real Vegetarian Option

Lunch is served on the boat, after your first sailing segment. This matters because you’re not spending part of your day hunting for food ashore. It’s one of the reasons the value feels strong, especially at $35 per person for a full day.

The typical buffet is Greek comfort food: pork or chicken souvlaki, salad, tzatziki, and bread. The vegetarian option is also clearly planned, with beans and dolmades instead of meat. Based on what people describe, this is not just a token plate, it’s genuinely filling.

If you’re vegetarian or vegan, it’s worth being specific. One vegetarian traveler notes that their partner, who is vegan, had no tzatziki on the vegetarian plate. So if you’re avoiding dairy, tell the crew what you need when ordering your meal, and confirm any sauce details.

Fish Farms, Dolphins, and the Best Kind of Uncertainty

After lunch, you’ll cruise near fish farms, and this is when dolphin-spotting can happen. The plan is to look out for wild dolphins jumping out of the water, and the atmosphere on board changes when someone spots them.

Here’s the honest part: dolphins are wildlife. You’re not guaranteed a sighting every day, but the odds can be decent in the right season and areas, and the crew seems alert and responsive. Some people even describe the captain turning back to a dolphin spot for another chance on the way back.

If dolphins are a top reason you’re booking, I’d treat the day like a good hunt, not a contract. Bring your phone, but also keep your eyes up, because the most exciting moments are the ones you catch with your own attention from the rail.

Plati Islet: Jump in the Water and Cool Off With Happy Hour

Next comes Plati, a smaller islet where the focus is water time. You’ll have a chance to jump into the turquoise water around the boat and swim in the clear conditions that make the Dodecanese famous.

This stop is short, but that’s part of the charm. You get a hit of swim time without losing the whole day to transferring, waiting, and re-boarding. If you’ve been walking around in the heat at Kos, this is a very practical reset.

Then there’s happy hour. Drinks are available to purchase, and cocktails are part of the fun. Several passengers talk about cocktails being reasonably priced during happy hour, and even people who are not big drinkers often seem to enjoy the onboard social moment when the music is on and the sea is calm.

Weather matters here. If there’s wind or conditions that make docking difficult, the crew may adjust. One reported outcome: instead of Plati docking, they added an extra swimming bay stop. So even if the plan changes a bit, you can still expect more water time.

Pserimos Island: 1 Hour Ashore Plus More Swimming Time

Finally, you arrive at Pserimos. This is the last island stop, with about an hour to explore independently before returning to Kos in the evening. If you like a little freedom in your schedule, this one works well, because you’re not rushed by a tight guided walk.

In terms of what you actually do, it’s up to you. You might wander for photos, enjoy the change of scenery, or simply spend the hour soaking up island life without a big checklist. And since the cruise still includes swimming time, you’re not forced to choose between “land” or “sea.”

One small but important practical tip: take some cash. A traveler notes that the restaurants on the last island may not accept cards, so having euros on hand saves you from an awkward moment when you want a snack or drink.

When the Sea Gets Rough, and Other Practical Real-Life Tips

This type of cruise is at its best when you accept it for what it is: a fun sailing day with stops that depend on nature and timing. The boat ride can be bouncier in choppy conditions, and if you sit where spray comes over, you may get soaked. Pack like you expect water, because the sea is part of the experience.

Bring what the trip suggests:

• Sun hat
• Swimwear
• Towel
• Sunscreen

Also, I’d plan for comfort. If you’re prone to seasickness, bring your own medicine or strategy. Even on a well-run cruise, the motion is out of anyone’s control.

What about crowds and seating? Many people say the seating is comfortable enough for the trip. Still, it can get busy. If you’re sensitive to tight spaces, try to get a good spot early and stay patient when re-boarding after swim stops.

Music is another small variable. Some people want Greek-style music, but overall the trip seems to stay in a friendly, not-too-loud zone. If you’re bringing earplugs, it can help you control your own comfort either way.

Who This Cruise Is Best For (and Who Should Skip It)

I think this cruise is a strong fit if you want a balanced day: village views plus real swimming breaks plus lunch handled for you. It’s also great value compared with paying separately for boat transport, a guided excursion, and a full meal.

It’s especially appealing if:

• You’re traveling as a couple or group and want everyone to enjoy both land time and sea time
• You’re chasing swim conditions that feel special, not just a quick dip
• You like the idea of dolphin-spotting as a bonus, not a guaranteed “checkmark”
• You want a day trip that does not require a car, a strict schedule, or complex planning

It might not be the best match if you:

• Have serious mobility challenges. The information includes both wheelchair accessibility language and a note that it’s not suitable for people with mobility impairments, so you should treat that as a reason to ask detailed questions before booking.
• Hate boats or feel uncomfortable with outdoor sailing for several hours.
• Want lots of time in one place. This is island hopping, not a long stay.

Should You Book the Odyssey 3-Island Cruise from Kos?

If you’re trying to decide between “one big excursion” and “a free-form day,” I’d book this one when you want a full day that stays easy. At $35 per person, you’re getting a lot of the pieces that usually cost extra: three islands, multiple swim opportunities, and a included Greek buffet lunch with a vegetarian option.

I’d book it if dolphins, clear water, and a relaxed pace are high on your list. And I’d go in with realistic expectations about wildlife and sea conditions. The fun comes from the combination, not from a promise that every moment will be perfect.

If you’re strict about comfort in rough water or you have mobility needs, don’t assume it’ll be easy. Ask questions early, and if you book, prepare for a day that includes spray, sun, and plenty of outdoor time.

Overall, the Odyssey feels like a smart way to experience the Kos area without spending your day organizing it yourself. You’ll likely come back tired in a good way, sun-kissed, fed, and with at least one “that water was unreal” moment.

FAQ

How much does the Odyssey 3-island cruise cost?

The price is $35 per person.

How long is the full-day cruise?

The total duration is 450 minutes (about 7.5 hours). Check availability for the specific starting times.

Which islands does the cruise visit?

You’ll visit Kalymnos (Vathi), Plati, and Pserimos.

What’s included, and is there a vegetarian meal?

The cruise includes the boat trip to 3 islands, swim stops, and lunch onboard. Lunch includes meat options (pork or chicken souvlaki) and a vegetarian option with beans and dolmades.

Are drinks or towels included?

Drinks are not included and can be purchased onboard. Towels are not included, so bring one.

Where do I board the boat and when should I arrive?

Board the blue Odyssey boat at the Kos harbour, opposite from the Port Police. Plan to arrive by 9:30 to check your ticket.