Bonaire: Klein Bonaire Semi-Submarine with Glass Bottom
Watch the reef from inside a glass-bottomed boat off Klein Bonaire
You board a semi-submarine with a glass bottom and sail around Klein Bonaire's reef while staying dry inside an air-conditioned cabin. The boat descends partially underwater so you watch tropical fish and coral formations at close range without snorkeling or diving. No physical effort required, and the tour includes everyone from infants to older travelers. Book if you want to see the reef without entering the water.
Step-by-step itinerary
Semi-submarine tour to Klein Bonaire
- Board the Bon Sea semi-submarine
- Partially submerge in clear waters
- Observe marine life through glass bottom
- Sail along Klein Bonaire reef
- Enjoy underwater views without diving
What’s included
Your experience includes a ride on the air-conditioned semi-submarine with glass-bottom viewing panels, passage around the reef at Klein Bonaire, and the chance to observe marine life up close without entering the water.
Times
- Every day No fixed time
Before you book
Operated by Bon Sea Bonaire
Prices and times updated 7 days ago
Need assistance?Message us on WhatsApp or by emailTraveler reviews
The experience
The Bon Sea sits low in the water, half-submerged, with a glass bottom that turns the cabin into an aquarium. You're inside, dry and cool, watching parrotfish and grouper move through the coral just a few feet below. The reef around Klein Bonaire is dense (brain coral, staghorn, sea fans), and the water is clear enough that you see the whole structure, not just the surface shimmer. No snorkel gear, no salt in your hair, no decision about whether you're brave enough to jump in. You just sit and look.
The boat leaves from Bonaire's main harbor and motors out to Klein Bonaire, a small island across the channel where the reef starts immediately offshore. The semi-submarine descends partway into the water so the glass panels line up with the best part of the reef. You spend the tour at eye level with the fish, watching them go about their day while you stay in air-conditioning. It's the kind of thing that sounds gimmicky until you're actually doing it and you realize you can see things you'd miss from a snorkel or a dive boat: the small movements, the patterns, the way the light hits the coral from inside the water rather than from above it.
The cabin is spacious and stays cool the whole time, which matters more than it sounds if you're traveling with young kids or anyone who gets uncomfortable in the sun. Infants and small children can come along. Strollers work fine on the boat. The whole experience is built around not having to do anything physical: no swimming, no climbing, no gear to manage. You show up, sit down, and the reef comes to you through the glass.
Is this one for you?Book this if you want to see Bonaire's reef without snorkeling or diving, or if you're traveling with young children, older family members, or anyone who prefers to stay dry and out of the sun while watching the underwater world.
Compare the 7 alternatives
Top questions
Can children come?
Yes. Ticket types: Child (1 to 11 years); Infant (under 1): free.
What happens if it rains?
It may be canceled due to bad weather. If that happens, you're offered another date or a refund. Free cancellation up to 24 h before the start.
Do you have to get wet on this tour?
No. The semi-submarine has a glass bottom and you stay inside the air-conditioned cabin the entire time. You watch the reef from below the waterline without swimming or snorkeling.
Where does the boat go?
The semi-submarine sails around Klein Bonaire, a small island off the coast of Bonaire where the reef starts immediately offshore.
Is this tour suitable for people with mobility issues?
The tour is suitable for all physical fitness levels. It is not recommended for travelers with spinal injuries.
What will I see underwater?
The reef around Klein Bonaire has brain coral, staghorn coral, sea fans, and tropical fish including parrotfish and grouper. The water is clear and you view the reef from inside the glass-bottomed cabin.
Bonaire: Klein Bonaire Semi-Submarine with Glass Bottom
1h
from US$ 38.50 per person
Next, you choose your date and number of travelers and see the final price.