Fajardo bio bay tours
Discover the glowing waters of Laguna Grande, the easiest bio bay to access from San Juan

This experience offers an intimate encounter with one of Puerto Rico’s most unique natural environments, guided by trained professionals who prioritize safety, comfort, and accessibility. Guests travel in small groups, allowing for personalized attention and a calm, enjoyable evening on the water.
The Bioluminescent Bay is one of only a few places in the world where this phenomenon occurs, making the experience truly distinctive. While brightness varies with natural conditions, the setting itself—quiet mangroves, protected waters, and the nighttime atmosphere—creates a memorable and serene adventure.
Transportation from San Juan adds convenience and peace of mind, eliminating the need for rentals, navigating unfamiliar roads, or coordinating nighttime driving. Guests can simply relax and enjoy the journey.
This excursion is designed for a wide range of travelers, including families, couples, and solo explorers. The program accommodates different skill levels, and guides remain close to assist and orient participants throughout the activity.
By the end of the night, guests leave with a deeper appreciation of Puerto Rico’s coastal ecosystems and a rewarding experience that complements any island itinerary.
Additional Info
Check-in details
Please be ready at your assigned San Juan pickup location 10 minutes before your scheduled time. Upon arrival at the Kayak Village, your guide will direct you to the check-in area, where you will sign waivers and receive instructions. Check-in begins immediately when the transportation arrives.
What to bring
- Comfortable clothing that can get wet
- Water shoes or sandals with straps
- Towel for after the tour
- A change of clothes if desired
- Insect repellent
Special requirements
- Minimum age is 6 years old, and all minors must be accompanied by a parent or legal guardian.
- All participants must be able to swim independently in the event of capsizing.
- Maximum weight limit is 240 pounds per person.
- Pregnant women are not allowed to participate.
- Travelers with back problems, heart conditions, recent surgeries, or any condition that may affect participation should not join the tour.
- Guests must inform us of any health condition before the activity.
- Guests must be comfortable sitting in a kayak and paddling for the duration of the tour.
- All participants are required to sign a waiver before starting the activity.
Restrictions
- Not for pregnant women
- Not for travelers with back problems or serious medical conditions
- Maximum weight limit of 240 pounds per person
- Participants must be able to swim independently
- Participants must be able to understand and follow instructions
- Participants must be able to remain balanced and seated for 2 hours
- Participants must be comfortable in the water
Disclaimers
This Night Kayaking tour operates even if it rain, except in the case of extreme weather events or any warnings by the local weather authorities or the U.S. Coast Guard.
Itinerary
Pickup from San Juan at the assigned location and time.
Scenic drive to the Kayak Village in Fajardo.
Check-in and safety briefing with your professional guides.
Guided night kayaking experience through the mangrove channel to Laguna Grande.
Time on the water to enjoy the tranquility of the lagoon and observe any natural glow conditions present that evening.
Return paddle through the mangroves back to the starting point.
Drop-off back in San Juan at the same pickup location
What's Included
- Hotel pickup and drop off
- Guided Night Kayaking Eco-Adventure
- Live-commentary in English or Spanish by certified tour guides
- Life jackets (US Coast Guard Approved)
- Two-person sit-on-top kayaks
- Wheelchair accessible adaptations
What's Not Included
- Mosquito repellent
- Waterproof cell phone pouches
From $115 per person
Free Cancellation
Instant Confirmation
Your spot is guaranteed as soon as you book
Secure Payment
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Bio bay tours sell out quickly
Check out our other verified providers below for more dates and options
WHAT GUESTS SAY
FAQ
How far is Fajardo from San Juan?
Fajardo and Laguna Grande is about an hour away from San Juan by car. If you don’t have a car, be sure to book the tour that includes transportation.
How do I know when a tour is available?
If you click “book now” on the tour of your choice, and start the booking process you will be able to see how many spots are available on each tour. If there is limited availability, the number of spots left will appear after you select your preferred date.
When is the best time to go on a Bio Bay Tour?
Bio bays are visible year round in Puerto Rico, but the best time to see their glow is during the dry season (December - March) on a moonless or cloudy night.
Is transportation available from San Juan?
Yes! You can book a tour with transportation from the San Juan area by following this link: Click here.
Is there a weight limit?
Yes, weight limits vary depending on the provider. Generally the limit is 480lbs total weight per kayak OR 280lbs per person.
What's your cancellation policy?
Cancellation policies vary from tour to tour. You can find details in the tour description, but generally 24 to 48 hours notice is required.

