---
title: "Underwater Sea Trek in San Juan: Explore Beneath the Waves"
lang: en
type: tour
city: Puerto Rico
country: Caribbean
price: 104
currency: EUR
price_unit: per_person
availability: bookable
rating: 4.76
reviews: 586
duration_minutes: 90
languages: [en, es]
free_cancellation: "true"
rank_in_category: 14 of 20 (Snorkeling & Turtles)
schedule_checked: 2026-09-25
data_updated: 2026-10-12
canonical: https://guidekin.com/caribbean/puerto-rico/tours/underwater-sea-trek-in-san-juan-explore-beneath-the-waves/
---

# Underwater Sea Trek in San Juan: Explore Beneath the Waves

**Guidekin's take:** A walk along the sea floor in a Sea Trek helmet, so you see the corals and fish without swimming or scuba skills, in a group of four with towels and water shoes provided. Children from eight can join and glasses stay on; photos are sold separately. 4.76 from 586 reviews at €104 per person for 1h 30m.

In our comparison: #14 of 20 in Snorkeling & Turtles, by rating weighted by review volume (table below).

## Overview

Explore the underwater world of San Juan with a special helmet that allows you to walk along the ocean floor and get up close to colorful corals and exotic marine life. This guided 1.5-hour tour is limited to four people, requires no swimming or scuba diving experience, and is suitable for glasses or contact lens wearers and children over 8 years.

## Before you book

- Meeting point: Departure Point: Caribe Hilton Hotel…
- 4 start times: between 10:00 and 15:30
- Strollers OK: infants accepted
- Children from €103: ages 8 to 17

**Pickup:** No hotel pickup: everyone meets at the start point

## Key facts

- Price: from €104 per person
- Duration: 1h 30m
- Rating: 4.76/5 from 586 reviews (collected from Guidekin & Viator & Tripadvisor)
- Free cancellation (see policy below)
- Operator: Aqua Adventure
- Group: Shared tour
- Guide languages: English, Spanish
- Start times: 10:00, 11:30, 14:00, 15:30
- Booking: Instant confirmation, mobile ticket
- Price checked on Viator: 2026-09-25

## Reviews

4.76 from 586 ratings on Guidekin, Viator & Tripadvisor.
93% of ratings with a star breakdown are 4 or 5 stars: 547 of 586.

- 5 stars: 520 (89%)
- 4 stars: 27 (5%)
- 3 stars: 15 (3%)
- 2 stars: 10 (2%)
- 1 star: 14 (2%)

### What reviewers say

Reviewers praise patient guides and close encounters with fish, though some wish the underwater portion lasted longer

**Praised:**
- Patient guides give clear instructions and reassure nervous guests
- Helmet walking feels manageable for guests who cannot swim
- Close encounters with fish, including opportunities to feed them
- Access to the hotel's beach and pools after the trek

**Complaints:**
- Some wish the underwater portion lasted longer
- Some find the photo packages expensive while others consider them worth buying
- Late cancellations disrupt travel plans
- Some report delays in receiving refunds

Written by Guidekin from the 100 most recent English reviews on Viator & Tripadvisor (2026-01-24 to 2026-09-25); last checked 2026-10-04.

## What's included

- access to the Caribe Hilton Hotel's general amenities after the tour.
- Professional guide
- Use of Sea Trek helmet
- Towels
- Bottled water
- Underwater walking tour
- Water shoes

## Not included

- Parking fee at Caribe Hilton (if bringing a rental vehicle)
- Gratuities
- Souvenir photos (available for purchase)

## Schedule

- Runs: daily
- Departures: 10:00, 11:30, 14:00, 15:30
- Schedule last checked: 2026-09-25
- These are published departures, not a live seat count; availability is confirmed at checkout.

## Cancellation

For a full refund, cancel at least 24 hours before the scheduled departure time.

## Meeting point

Departure Point: Caribe Hilton Hotel
Address: 1 San Geronimo St, 
San Juan, PR 00901
Directions: All guests must drive to our Sea Trek booth located on the private beach of the Caribe Hilton hotel. The Sea Trek guides will be waiting there.
Dates: Daily
Map: https://www.google.com/maps/place/?q=place_id:ChIJNWroByNvA4wRUBsD3LD2-ro

Ends: back at the meeting point

## Good to know

- Not recommended for pregnant travelers
- Not recommended for travelers with poor cardiovascular health
- Not recommended for travelers with spinal injuries
- Public transportation options are available nearby
- Specialized infant seats are available
- Travelers should have at least a moderate level of physical fitness
- Children must be accompanied by an adult
- May be operated by a multi-lingual guide
- Due to uneven underwater surfaces, this tour is not recommended for those with walking disabilities or using a wheelchair
- All participants will be required to complete a health questionnaire prior to Sea Trekking. Some pre-existing medical conditions (eg asthma, heart conditions, etc) may prevent you from diving, please consult your doctor.

## Compared with other Snorkeling & Turtles

| Tour | Price | Duration | Rating | Group |
|---|---|---|---|---|
| **This tour · #14 of 20** | €104 | 1h 30m | 4.76 (586) | shared |
| [Self-Drive Mini Boat Snorkeling Tour to Icacos Island](/caribbean/puerto-rico/tours/self-drive-mini-boat-snorkeling-tour-to-icacos-island/?format=md) | €227 per group | 3h 30m | 4.96 (1969) | shared |
| [Puerto Rico Jet Snorkel with Turtles and Videos in San Juan](/caribbean/puerto-rico/tours/puerto-rico-jet-snorkel-with-turtles-and-videos-in-san-juan/?format=md) | €90 | 1h 30m | 4.95 (2475) | shared |
| [San Juan Guided Turtle Snorkel Tour and Complimentary Videos](/caribbean/puerto-rico/tours/san-juan-guided-turtle-snorkel-tour-and-complimentary-videos/?format=md) | €35 | 1h 30m | 4.9 (19047) | shared |

Ranked #14 of 20 in Snorkeling & Turtles by Guidekin score (rating weighted by review volume). Prices here run from €35 to €818, median €124; typical length 4h 30m. 2 of 20 are private. Figures are live from the tour cards; the rubric is our handpicked set, not the whole market.

Full list: https://guidekin.com/caribbean/puerto-rico/snorkeling-puerto-rico/?format=md

## More in Puerto Rico

- All Puerto Rico tours: https://guidekin.com/caribbean/puerto-rico/?format=md
- This page as HTML: https://guidekin.com/caribbean/puerto-rico/tours/underwater-sea-trek-in-san-juan-explore-beneath-the-waves/

Filters, the full catalogue and the URL contract for this city: https://guidekin.com/caribbean/puerto-rico/?format=md