Kos is a fantastic place for exploring by tour. Unlike many destinations, this Greek island offers a wide variety of experiences that showcase its natural beauty, culture, and fun side. Imagine sailing past rugged cliffs, snorkeling in crystal waters, or stepping inside an active volcano. We especially love the Full Day Boat Cruise to 3 Islands for its relaxed pace and delicious Greek buffet, and the 3-Island Pirate Cruise for its adventurous spirit and splashy fun. Whether you are into scenic cruises, historical adventures, or adrenaline-fueled rides, Kos has a lot to offer.
If you’re trying to decide which tour suits your style, this guide will help. From budget-friendly day trips to luxurious private charters, we break down what makes each experience special. Read on to find your perfect match, and don’t forget to check availability early—these tours fill up fast.
Quick Overview
Kos’s tour options span full-day boat cruises, private transfers, jeep safaris, and even horse riding experiences. You can explore nearby islands like Kalymnos and Pserimos, enjoy snorkeling and swimming stops, or venture inside an active volcano. For families and thrill-seekers alike, there are water parks and waterslides, while history lovers might prefer trips to monasteries and ancient ruins. Each experience offers unique highlights, from dolphin sightings to traditional Greek meals, making it easy to tailor your trip to your interests. Now, let’s take a closer look at the top tours.
1. From the Port of Kos: Full Day Boat Cruise to 3 Islands
At number 1, this 7.5-hour boat cruise offers a relaxing yet packed way to see three small islands near Kos. The trip includes stops at Kalymnos, Pserimos, and Plati, with plenty of swimming in clear waters and opportunities to wander traditional villages. The crew’s Greek buffet lunch, with vegetarian options, tops off the day nicely. This tour is rated 4.8 out of 5 from nearly 4,000 reviews, highlighting its value and friendly atmosphere. Guests love the chance to spot wild dolphins and enjoy the peaceful coves away from crowded beaches. The trip is perfect for travelers who want a mix of sightseeing, swimming, and local flavor in one smooth package.
Bottom line: It’s a great choice for those seeking a well-organized, all-inclusive day on the water with fantastic reviews and a hospitable crew.
2. From Kos: 3-Island Pirate Cruise with Lunch and Waterslide
If you’re after fun and a little bit of mischievous adventure, the Pirate Cruise is hard to beat. This 7.5-hour trip on a pirate-style boat takes you to Pserimos, Kalymnos, and Plati, with lively music and a splashy waterslide onboard. The highlight is the lively atmosphere, with a traditional Greek BBQ lunch served during the journey and plenty of time for swimming and snorkeling. The boat’s fun pirate theme makes it especially popular with families and groups looking for a memorable day out.
Guests rave about the helpful staff, reasonable drinks, and dolphins seen during the cruise. Note that some reviews mention the lack of snorkeling equipment, so bringing your own might be wise. This tour is rated 4.5/5 from over 1,800 reviews.
Bottom line: Perfect for travelers who want a lively, playful experience with great food and island hopping combined with a splash of adventure.
3. From Kos: Nisyros Island Volcano and Panagia Spiliani
For those interested in geology and local culture, the Nisyros Volcano and Panagia Spiliani tour is a standout. This 7.5 to 8-hour trip offers a chance to walk inside an active volcano crater and explore the picturesque town of Mandraki. The highlight is experiencing lava rumbling beneath your feet, a rare chance to get close to volcanic activity. The monastery of Panagia Spiliani provides a peaceful end to the day.
Guests describe this trip as a “great experience” with beautiful scenery and a relaxed pace. It’s rated 4.3 out of 5 from nearly 1,700 reviews. Be prepared for some walking and rugged terrain, but the awe-inspiring volcanic landscapes make it worthwhile.
Bottom line: Ideal for travelers with an interest in geology and cultural sites who enjoy a relaxed, educational day.
4. Kos Town: Kalymnos & Pserimos Day Cruise & Optional Transfer
This 7.5-hour cruise combines island relaxation with scenic beauty. You’ll visit Pserimos, a tiny island perfect for unwinding, and Vathy, a fjord-like village on Kalymnos. Snorkeling and swimming are on the agenda, along with a traditional Greek lunch on board. The tour offers a balanced mix of quiet beaches and local exploration, rated 4.5 out of 5 from nearly 850 reviews.
Guests mention enjoying the peaceful bays, and the chance to see Vathy’s unique fjord landscape makes it stand out. This trip is well-suited for travelers who want a peaceful day on the water with authentic local flavors.
Bottom line: A calm, scenic option for those wanting to avoid crowds and enjoy peaceful island scenery.
5. 3 Island Luxury Cruise with 4 Swimming Stops with Captain Morgan
If luxury and comfort are your priorities, the 3 Island Luxury Cruise with Captain Morgan delivers. This 7-hour private-style experience features a newly built, 33-meter vessel with spacious sundecks, shaded areas, and two bars. It offers four swimming stops around Pserimos and Kalymnos, plus dolphin watching. Guests love the modern amenities and the quality of the lunch.
Rated 5 out of 5 from 180 reviews, travelers praise the impressive boat, the excellent service, and the stunning scenery. It’s perfect for those seeking a more exclusive experience with personalized touches. The higher price reflects the quality and size of the vessel.
Bottom line: Best suited for travelers who want a comfortable, upscale day at sea, and are willing to pay a bit more for extra space and luxury.
6. Kos – Airport Private Transfer
Sometimes the best tour is the one you don’t think about—like arriving stress-free with the Private Transfer. For just $63.96 per group, you’ll be greeted in the airport arrivals hall and whisked to your accommodation in a comfortable vehicle. This is rated 5 out of 5 from 172 reviews, with many travelers praising the punctuality and friendly service. It’s a no-brainer if you want to start your trip smoothly.
Bottom line: Ideal for travelers who value convenience and comfort upon arrival or departure.
7. Full Day Boat Cruise to 3 Islands with Optional Pickup
This 8-hour cruise offers a comprehensive day exploring the north coast’s beautiful islands. You can visit Pserimos, Vathi on Kalymnos, and Plati, with opportunities for swimming, snorkeling, and relaxing on the boat. The included traditional Greek lunch makes this an excellent value at around $35 per person, rated 4.5 out of 5 from over 500 reviews.
Guests appreciate the chance to see dolphins, enjoy a lively atmosphere, and visit quiet islands. It’s perfect for travelers with a flexible schedule wanting a full day at sea.
Bottom line: A well-rounded choice for those wanting a longer, all-inclusive island adventure.
8. Barco De Pirata Cruise at 3 Islands in Greece
For a pirate-themed adventure, this Barco De Pirata Cruise is a fun pick. The 7.5-hour trip visits Kalymnos, Pserimos, and Plati, with a tasty BBQ lunch, snorkeling, and dolphin spotting. Its playful theme and friendly crew create a lively atmosphere, rated 4.5 out of 5 from 438 reviews.
Guests highlight the lively environment, great food, and the opportunity to relax and swim in beautiful spots. It’s ideal for families or groups who want a celebration vibe.
Bottom line: Perfect for travelers looking for a fun, interactive day with a touch of pirate flair.
9. Kos: 3-Island Cruise with Lunch, Swimming and Audio Guide
This 3-Island Cruise combines classic island hopping with a modern twist—an audio guide in your language. Over 7.5 hours, you’ll visit Pserimos, Kalymnos, and Plati, with plenty of swimming, dolphin watching, and a delicious onboard lunch. The added feature of a personal audio guide makes it stand out for those interested in learning more about the region.
Rated 4.6 from 310 reviews, travelers mention its well-paced itinerary and the chance to spot dolphins. It’s suited for those who want a guided experience with educational elements.
Bottom line: A solid choice for curious travelers who want personalized insights during their island adventures.
10. Full-Day Tour to Nisyros The Volcano Island
This 8-hour tour takes you from Kos to the volcanic island of Nisyros, including a 1-hour cruise and a walk inside an active volcano. The highlight is the chance to feel volcanic activity beneath your feet, combined with visits to the Panagia Spiliani monastery. Guests rave about the scenic views and the friendly guides. The trip is rated 4.5 out of 5 from 399 reviews.
Prepare for some walking and rugged terrain, but the volcanic landscapes and the small town atmosphere make it memorable. It’s perfect for those wanting a mix of nature and culture.
Bottom line: Excellent for travelers interested in geology and local traditions, looking for a full-day experience.
11. Kos: Full-Day Jeep Safari with Lunch
For explorers craving rugged landscapes, the Jeep Safari is a standout. This 5.5-hour tour takes you high up Mount Dikaios, through traditional villages, and to scenic viewpoints. The included lunch at a Greek taverna is a highlight, and reviews praise the knowledgeable driver and the beautiful scenery. Rated 4.7 out of 5 from 226 reviews, it’s a great choice for those comfortable with off-road driving and who want a taste of authentic local life.
Bottom line: Best for active travelers eager to see the island’s diverse terrain and rural charm.
12. Kos: Lido Water Park Entry Ticket and Optional Transfer
If you’re traveling with family or just looking for a splashy day, the Lido Water Park offers a fun-filled escape. With rides, wave pools, and lazy rivers, it’s a safe bet for kids and adults alike. The entry ticket allows you to enjoy a full day of water slides and sunbathing, with some reviews calling it “not over-large” but “very clean and safe.” The price is reasonable, and booking transfers is recommended for convenience.
Rated 4.3 out of 5 from nearly 500 reviews, it’s a good option for a relaxing, active day out.
Bottom line: Great for families or anyone wanting a fun, carefree day in the water.
13. Kos: Horse Riding Experience on the Beach with Instructor
For a peaceful and scenic activity, the Horse Riding Experience is a highlight. This hour-long ride takes you along the beach with ocean views, perfect for beginners or experienced riders. Rated 4.8 out of 5 from 120 reviews, travelers love the friendly guides, the calm horses, and the chance to connect with nature in a relaxed setting.
It’s a unique way to see Kos from a different perspective, especially for animal lovers and outdoor enthusiasts. The experience is suitable for most fitness levels, but sturdy shoes are recommended.
Bottom line: A memorable, tranquil activity for nature lovers and those seeking a gentle adventure.
14. Kos: Small Group Full-Day Sailing with Meal, Drinks, & Swim
This Small Group Sailing is a premium choice for those wanting a more intimate experience. Over 7 hours, you’ll sail to remote bays, swim, snorkel, and enjoy a freshly prepared Greek meal onboard. Rated an impressive 4.9 out of 5 from 90 reviews, people love the friendly crew, the comfort of the boat, and the peaceful swimming stops.
Ideal for couples or small groups who want a personalized, relaxed day at sea. The small group size ensures plenty of space and attention.
Bottom line: Perfect for travelers seeking a luxury, small-group experience combined with top-tier service.
15. Kos: Private Speedboat Rental – No License Required
Finally, for travelers who want ultimate flexibility, the Private Speedboat Rental offers independence. Rent a boat for 3 or 6 hours without needing a license, and explore the coast, Kefalos, or nearby islands at your own pace. Rated 4.8 from 115 reviews, this is a flexible option for families, couples, or groups who want to craft their own adventure.
You’ll enjoy the freedom of the open water, spectacular views, and the chance to stop wherever you like. It’s an ideal choice for seasoned boaters or those eager to take control of their own day.
Bottom line: Best for confident explorers who want total control and a personalized day on the water.
How to Choose Your Perfect Tour
When deciding which tour to book, consider your budget, interests, fitness level, and the type of experience you want. If a relaxing day on the water with delicious food appeals, the Full Day Boat Cruise to 3 Islands or Small Group Sailing might suit you. On the other hand, if you’re craving adventure, the Pirate Cruise or Jeep Safari provide more active options.
Budget-conscious travelers can find great value in the 3-Island Luxury Cruise or the Dolphin Watching Cruise. For families and kids, the Lido Water Park is a clear winner.
Booking early is advisable, especially for popular trips like the Full Day Boat Cruise or the Private Speedboat, which tend to fill up during peak season.
To sum it up, Kos offers an impressive variety of tours that suit every taste and travel style. Whether you want an immersive day exploring volcanic craters, a fun pirate-themed adventure, or the freedom of a private boat rental, this island delivers. Consider your interests and budget, pick a tour that excites you, and book early to ensure you get the experience you want. Your perfect day in Kos is just a click away.