GOLFO DULCE & OSA PENINSULA WATER TOURS
BEST BOAT AND WATER TOURS
Explore Golfo Dulce & Osa’s Coastline
Osa Peninsula Water Tours reveal the coastal wonders and vibrant marine life that make this region so unique. Each tour company offers distinctive experiences, from exploring the calm waters of Golfo Dulce to snorkeling among coral reefs, spotting dolphins, and, in season, witnessing majestic whales. Dive into the beauty of the Osa Peninsula with these unforgettable water-based tours.
Experience the magic of the sea with boat tours on the Osa Peninsula, where coastal beauty and rich marine biodiversity come together. Discover the tranquil waters of the Golfo Dulce, embark on dolphin and whale watching tours (in season), or dive into the warm waters on guided snorkeling excursions. Each local tour operator offers unique boat adventures—from wildlife encounters to scenic coastal cruises—that showcase the natural wonders of Costa Rica’s southern Pacific coast.
Explore our Tropical Fjord.
GOLFO DULCE, OUR SWEET GULF!


WATER TOURS
Golfo Dulce Touring Companies
Osa Peninsula Water Tours on Golfo Dulce are available by motorized boat or kayak, each offering a unique way to experience this incredible region. Motorboats provide access to the opposite shore, where guests can snorkel and explore the stunning meeting point of rainforest and sea. For a closer, more intimate journey, kayaks allow easy navigation through rivers and mangroves, unveiling the hidden wonders of these lush ecosystems.
All these Osa Peninsula Water Tours companies are reputable.
SUNSET / BIOLUMINESCENCE TOUR
MAGICAL GLOW OF THE GOLFO DULCEAs night descends, the calm waters transform into a magical light show, where tiny bioluminescent organisms emit a captivating glow with every movement. Imagine swimming as the sun sets, surrounded by this surreal, otherworldly phenomenon. It’s an unforgettable encounter with nature, offering a glimpse into the wonders of the Osa Peninsula’s one-of-a-kind ecosystem.
BIOLUMINESCENE TOUR
Sunset Tours
Located in Puerto Jiménez
The Magical Bioluminescence of the Osa Peninsula in Golfo Dulce
To experience the mesmerizing bioluminescence of the Osa Peninsula and Golfo Dulce, venture into the stillness of the night. In the moonless darkness, the water comes alive, glowing with countless points of light that mirror the brilliance of a starry sky beneath the surface.

- Experience: Witness the magical glow of bioluminescence in Golfo Dulce and enjoy the sunset over the Osa Peninsula.
- Pricing: $45 per person.
- Location: Puerto Jimenez
- Start Time: 4:15 PM
- Finish Time: 7 PM
- What to Bring:
- Swimsuit.
- A change of clothes, towel, and plastic bags for wet clothing.
- A refillable water bottle to minimize plastic waste.
PARADISE ROCKS
Boat Tours
Experience Golfo Dulce with Paradise Rocks Boat Tours, located in the Osa Peninsula's unspoiled waters. This gulf spans approximately 50 km and is bordered by mountainous rainforests and extensive mangrove wetlands. It takes just 30 minutes by boat to cross the gulf (15 km to the far shore).
Discover the rich biodiversity of this marine haven with Paradise Rocks Boat Tours.

Paradise Rocks – Whales/Dolphins Tour (Day)
- Experience: Cruise Golfo Dulce to watch whales (in season) and dolphins, snorkel coral reefs, and explore mangroves (as tides allow).
- Duration:
- Morning Tour: 4 hours (8:00 AM start).
- Afternoon Tour: 3 hours (2:30 PM start).
- Pricing:
- Private Boat Tour (1-5 people): $350 (additional passengers: $75 each).
- Join others:$75pp
- Includes: Snorkel gear, cooler with fruits, drinks, and snacks.
- Special Note: Leaves from Puerto Jimenez
- What to Bring:
- Swimsuit and sunscreen (worn under your shorts and t-shirt).
- Simple footwear (sneakers or sandals).
- A change of clothes, towel, hat, and plastic bags for wet clothing.
- A refillable water bottle to support ecological efforts.
- Full cooler with fruits, drinks, and snacks provided.
AVENTURAS TROPICALES
Kayak Tours
Located in Puerto Jiménez
Aventuras Tropicales is a premier kayak company based in Puerto Jimenez, specializing in exploring the breathtaking landscapes surrounding the town and venturing into the enchanting mangroves. Aventuras Tropicales features specialized mangrove kayaking tours that unveil the unique ecosystems thriving within these vital habitats. Guests can also enjoy unforgettable sunset and bioluminescence kayaking excursions, where the beauty of the twilight sky merges with the magical glow of bioluminescent waters, creating a truly mesmerizing experience. With Aventuras Tropicales, each paddling adventure promises excitement and connection to the stunning nature of the Osa Peninsula.

Aventuras Tropicales Kayak Tours
- Experience: Explore the enchanting mangroves of Preciosa Platanares Wildlife Refuge. This thrilling kayak tour immerses you in the wild and mysterious beauty of the mangroves. You'll experience wildlife at the Preciosa-Platanares Wildlife Refuge. Or unveil Nature's Nighttime Magic: Bioluminescence Kayak Adventure This kayak and bioluminescence tour takes you on a fascinating journey into the wonderland of bioluminescence. You'll experience a natural light show while kayaking under the night sky.
- Pricing:
- Mangrove Tour: From $55
- Sunset/Bioluminescence: From $60
- Location: Rio Piro (half way between Puerto Jimenez and Carate).
- Start Time: Varies for Mangrove Tour; 4:15pm for Sunset Tour (finishes at 7:30pm)
- What to Bring:
- Swimsuit and sunscreen for maximum comfort.
- Simple footwear (sneakers or sandals) suitable for rocky paths and getting wet.
- A change of clothes, towel, and plastic bags for wet clothing.
- A refillable water bottle to minimize plastic waste.
CHANGING TIDE TOURS
Boat Tours
Located in Golfito
Changing Tide Tours offers exceptional boat tours in Golfo Dulce, starting from Golfo and extending to Puerto Jimenez, catering to both large groups and intimate excursions. Their diverse offerings include Classic Dolphin and Snorkeling Tours, where guests can encounter playful dolphins and vibrant marine life, as well as seasonal whale watching tours that allow for thrilling sightings of these magnificent creatures.
With Changing Tide Tours, every outing promises a memorable connection to the breathtaking beauty of the Osa Peninsula.

Changing Tide Boat Tours
- Experience: Come with us and enjoy a fun, informative, 25+ mile guided tour as the Golfo Dulce (‘Sweet Gulf’) serves up its many magical wonders. Whales, dolphins, manta rays, whale sharks, sea turtles, schooling fish, and sea birds—all these have been seen by our guests.
- Duration:
- 3.5 to 4 hour tour
- Pricing:
- Private Boat Tour (1-5 people): $420 (additional passengers: $80 each).
- Join others:$80pp
- Includes: Snorkel gear, cooler with fruits, drinks, and snacks.
- Special Note: Leaves from Puerto Jimenez or Golfito
- What to Bring:
- Swimsuit and sunscreen (worn under your shorts and t-shirt).
- Simple footwear (sneakers or sandals).
- A change of clothes, towel, hat, and plastic bags for wet clothing.
- A refillable water bottle to support ecological efforts.
- Full cooler with fruits, drinks, and snacks provided.
EL DONA TERE
Boat Cruise
Located in Puerto Jiménez
The El Dona Tere boat cruise departs from Puerto Jimenez, offering an ideal setting for group experiences on your very own private double-decker catamaran adventure. Guests can enjoy breathtaking sunset cruises over the stunning Osa Peninsula, creating unforgettable memories against a backdrop of vibrant colors. The experience is further enhanced with BBQs on remote beaches of Golfo Dulce, where guests can savor delicious meals while surrounded by pristine nature. Whether celebrating a special occasion or simply enjoying a day on the water, the El Dona Tere cruise provides an exceptional way to explore the beauty and tranquility of the Osa Peninsula. With spacious seating and ample opportunities for relaxation and exploration, this catamaran adventure is perfect for friends and family seeking a memorable getaway.

LA SIRENA
Boat Tours
Located in Puerto Jiménez
La Sirena, operated by Cabinas Jimenez, offers thrilling motorboat tours of Golfo Dulce, departing from Puerto Jimenez. Their Dolphin Tours provide guests with the exciting opportunity to observe playful dolphins in their natural habitat, creating unforgettable memories on the water. For those eager to explore the underwater world, their Snorkel Tours invite adventurers to discover the vibrant marine life and stunning coral reefs that thrive in the region. With experienced guides and a commitment to eco-friendly practices, La Sirena ensures that every tour is not only enjoyable but also fosters a deeper appreciation for the rich biodiversity of the Osa Peninsula.
La Sirena – Whales/Dolphins Tour (Day)
- Experience:
Join our boat tours as we go out to explore the Golfo Dulce for 4-4 1/2 hours and look for the resident dolphin pods. Plus, in season, explore for the numerous humpback whales cruising the sweet golf or the whale sharks that come in to feed on the plankton.
- Duration:
- Start Time: 8:30am.
- Finish Time: 1:00pm.
- Pricing:
- Private Boat Tour: $420
- Join others: $70pp
- Includes: Snorkel gear, cooler with fruits, drinks, water and snacks.
- Special Note: Leaves infront of Cabinas Jimenez Hotel.
- What to Bring:
- Swimsuit and sunscreen (worn under your shorts and t-shirt).
- Simple footwear (sneakers or sandals).
- A change of clothes, towel, hat, and plastic bags for wet clothing.
- A refillable water bottle to support ecological efforts.
- Full cooler with fruits, drinks, and snacks provided.
RIO LEON TOURS
Boat Tours
Located in Golfito
The Rio León Private Exploration Tour invites you to experience the stunning diversity of the Osa Peninsula with a fully personalized adventure. Choose from vibrant snorkeling along coral reefs in the Golfo Dulce, peaceful mangrove explorations brimming with life, or up-close encounters with marine wildlife like dolphins and sea turtles.
This private tour is designed to match your unique interests and energy, offering the flexibility to focus on your passions or enjoy a balanced mix of activities. With no crowds or distractions, it’s just you, your group, and a dedicated guide ensuring a seamless, unforgettable day. Tailor your itinerary and create lasting memories in this tropical paradise.
Pricing:
- 2 people: $151 per person / 3 people: $121 per person / 4 people: $111 per person / 5 people: $101 per person / 6 people: $91 per person / 7 people: $81 per person / 8 people: $71 per person / 9 people: $61 per person / 10 people: $51 per person
Our pricing reflects the exclusivity of this fully private boat tour.

Rio León Private Exploration Tour
Experience: Immerse yourself in the tropical paradise of the Osa Peninsula with a personalized journey blending snorkeling, mangrove exploration, and marine wildlife encounters. This private tour is tailored to your group, ensuring a day filled with unforgettable memories.
Tour Highlights:
- Snorkel vibrant coral reefs in the Golfo Dulce.
- Glide through tranquil mangroves teeming with wildlife.
- Encounter marine life such as dolphins and sea turtles up close.
- Customize your adventure—focus on your favorite activity or enjoy a mix of all three.
What’s Included:
- Private boat with a bilingual guide (Spanish, English, Dutch).
- Snorkeling gear and binoculars for wildlife spotting.
- Fresh tropical fruits and refreshments (water, soft drinks, and more).
Tour Details:
- Duration: 4 hours
- Group Size: 2-10 people
- Departure Points: Golfito Municipal Pier or Puerto Jiménez Municipal Pier
What to Bring:
- Swimsuit, sunscreen, towel, and a hat.
- Closed-toe shoes for safety and comfort.
- A refillable water bottle to minimize plastic waste.
Book your Rio León adventure today and experience paradise your way!
SEA KAYAKING
Kayak Tours
Located in Rincon
Sea Kayaking Costa Rica offers immersive experiences exploring the serene waterways in the northern part of Golfo Dulce, where vibrant marine estuaries abound. Paddling through these rich ecosystems, guests can observe a diverse array of wildlife, from playful dolphins and soaring seabirds to unique mangrove species. The guided tours cater to all skill levels, ensuring that both novice and experienced kayakers can enjoy the adventure.
In addition to kayaking, the tours often include opportunities for snorkeling in secluded spots, where guests can dive into the crystal-clear waters to discover the colorful marine life and stunning coral formations.

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PARADISE ROCKS the Osa
Golfo Dulce Boat ToursAmazing amounts of biodiversity in and around the Golfo Dulce make it a magical place
SNORKELING - WHALE WATCHING - DOLPHIN DISCOVERY - WHALE SHARKS - SEA TURTLES
Enjoy the Osa Peninsula EcoTours
Please do not feed the Osa wildlife as we like our wildlife wild.
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Contact / Contáctenos
SHOWING THE COLORS OF THE OSA PENINSULA
MOSTRANDO LOS COLORES DE LA PENÍNSULA DE OSA
+(506) 8509 6079
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DIRECCION
Puerto Jiménez
Península de Osa, Costa Rica