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Discover Bonaire’s spectacular underwater world without putting on a mask or getting wet aboard the Bon Sea Semi Submarine. Departing from the Nautico Marina in Kralendijk, this unique semi-submarine experience takes you toward the protected reef waters around Klein Bonaire, where you can enjoy an up-close view of colorful coral formations and tropical marine life through large panoramic underwater windows.

The Bon Sea is designed to make Bonaire’s famous reefs accessible to everyone, including families with young children, non-swimmers, older travelers, and visitors who simply prefer to stay dry. The air-conditioned underwater viewing cabin provides a comfortable place to watch the reef pass beneath you, while the captain shares information and points out interesting marine life along the way. Depending on the day and conditions, you may have the opportunity to spot tropical fish, sea turtles, rays, and other fascinating creatures.

The experience lasts approximately 45 minutes to one hour, making it an ideal excursion for cruise passengers and travelers with limited time on the island. There is also a family-friendly Bon Sea Buddy’s Bingo experience, adding an interactive element for children.

Whether you are looking for a relaxing family activity, an easy introduction to Bonaire’s marine environment, or a memorable alternative to snorkeling and diving, Bon Sea Semi Submarine offers a fun and accessible way to see what lies beneath Bonaire’s crystal-clear Caribbean waters.

From $39

per person

Free cancellation up to 24 hours before the experience starts (local time)
Reserve Now and Pay Later – Secure your spot while staying flexible
Book ahead!

On average, this is booked 23 days in advance.

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Cancellation Policy

Free cancellation

100% refund
No refund
July 29 July 30

You can cancel up to 24 hours in advance of the experience for a full refund.

  • For a full refund, you must cancel at least 24 hours before the experience's start time.
  • If you cancel less than 24 hours before the experience's start time, the amount you paid will not be refunded.
  • Any changes made less than 24 hours before the experience's start time will not be accepted.
  • Cut-off times are based on the experience's local time.
Learn more about cancellations

Select Date

July 2025
Prices shown in USD ($)

Select Travelers

Traveler (Age 7-75)
Minimum: 2, Maximum: 15
5
Price varies by group size

Cancellation Policy

Free cancellation

100% refund
No refund
July 29 July 30

You can cancel up to 24 hours in advance of the experience for a full refund.

  • For a full refund, you must cancel at least 24 hours before the experience's start time.
  • If you cancel less than 24 hours before the experience's start time, the amount you paid will not be refunded.
  • Any changes made less than 24 hours before the experience's start time will not be accepted.
  • Cut-off times are based on the experience's local time.
Learn more about cancellations

Reserve Now & Pay Later

We'll reserve your spot today, and you can cancel up to two days* before your experience without making a payment. Secure your spot with ease, stay flexible, and never miss out.

How it works

1
Find your experience

Choose the experience you want knowing you can secure your spot without being locked in.

2
Make a reservation

Reserve now and pay later to secure your spot, commitment-free.

3
Choose when to pay

Come back to pay once your plans are set, or let auto-pay kick in two days* before your experience.

4
Enjoy your experience

Now you're all set! Have a great time.