Free Concierge Service
    Text or call (650) 414-7338
    Ask AIAI
    Ask AIAI
    1. Local experiences/
    2. Things to do in Key Largo…/
    3. Water Activities/
    4. Snorkeling/
    5. 2.5-Hour Shallow Reef Snorkel Tour in Key Largo
    Why travelers choose Greetwell

    Curated by our team

    Every experience is hand selected and approved by Greetwell.

    Personal concierge

    Real humans available to help before, during, and after your booking.

    Intimate & authentic

    Including unique in-home experiences you won't find anywhere else.

    Easy booking & cancellation

    Reserve in minutes with free cancellation on most experiences.

    Greetwell

    Experiences that stay with you long after the trip

    Greetwell curates authentic local experiences and provides personal concierge support in over 500 destinations, helping you explore confidently wherever you go.

    About

    • Our Story
    • For Experience Providers
    • For Hospitality Partners
    • For Developers

    Concierge Support

    • Help Center
    [email protected](650) 414-7338

    Safe & Secure Payments

    © 2026 Greetwell, Inc. All rights reserved.
    Privacy PolicyTerms
    Product image 1
    Product image 2
    Product image 3
    Product image 4
    Product image 5
    Product image 6
    Product image 7
    Product image 8
    Product image 9
    Product image 10
    Product image 11
    Product image 12
    Product image 13
    Product image 14
    Gallery image
    Gallery image 1
    Gallery image 2
    Gallery image 3
    Gallery image 5

    2.5-Hour Shallow Reef Snorkel Tour in Key Largo

    Snorkel a shallow Key Largo reef in the Florida Keys National Marine Sanctuary

    4.6 stars• 1.2K reviews
    From$85/ personincl. taxes and fees

    Duration

    2.5 Hours

    Includes

    Mask, fins, safety vest

    Highlights

    Snorkel a shallow coral reef just offshore Key Largo on a 2.5-hour trip inside the Florida Keys National Marine Sanctuary. The captain selects the best reef for the day’s conditions.

    • Board a 2.5-hour afternoon snorkel trip to a shallow reef
    • Explore coral reefs that average 6–8 ft deep
    • Spot hard and soft corals and colorful tropical fish
    • Swim at a site chosen by the captain for the day’s conditions
    • Bring reef-safe lotion sunscreen, a camera, and cash for sodas

    What's Included

    • Mask
    • Fins
    • Safety vest
    • Ice-cold water

    Things to know

    Snorkel is not included; souvenir snorkels are available for purchase at check-in. Under 18 must book with an adult. Smoking/vaping is forbidden and intoxicated guests will not be allowed to board.

    Cancellation Policy

    Full refund with 48 hours notice before trip time. Operator may cancel or reschedule due to inclement weather or other reasons; full refund if operator cancels due to weather or unforeseen circumstances. No-shows charged full price; no refunds for late arrival or if intoxicated.

    FAQs

    No. Rental gear includes a mask, fins, and a safety vest; a snorkel is not included.

    Reef-safe lotion sunscreen only. Spray sunscreen isn’t allowed on board.

    Small coolers and backpacks are welcome, but glass bottles or other glass items aren’t allowed.

    Meeting details

    Key Largo, FL

    Experience provided by Sundiver Snorkel Tours
    Experience provided by Sundiver Snorkel Tours

    More about the Florida Keys National Marine Sanctuary

    The Florida Keys National Marine Sanctuary stretches across nearly 3,800 square miles of protected ocean, and its shallow patch reefs just offshore from Key Largo are the heart of this snorkel adventure. This protected zone shelters the only living coral barrier reef in the continental United States, a vibrant underwater world where brain coral, sea fans, and elkhorn formations rise from the sandy floor in warm, gin-clear water. Key Largo sits at the gateway to the sanctuary, which is why this tour can reach pristine reef sites in a short boat ride, leaving more time in the water and less time in transit.

    On this shallow reef snorkel tour, you board a small, comfortable vessel and head out to calm, sun-dappled sites inside the Florida Keys National Marine Sanctuary, where depths are gentle enough for beginners yet rich enough to keep experienced snorkelers grinning. Once the captain anchors, you slip into bathwater-warm seas alongside parrotfish nibbling at coral heads, schools of yellowtail snapper drifting in silver curtains, and the occasional green sea turtle gliding past. Unlike crowded deeper dive sites further offshore, these shallow reefs let you float just above the action, with shafts of sunlight illuminating purple sea fans swaying in the current and angelfish flashing electric blue against the white sand.

    This experience is perfect for families with curious kids, first-time snorkelers, couples looking for a relaxed half-day on the water, and photographers chasing that signature reef shot. The shallow profile of these sites within the Florida Keys National Marine Sanctuary means less fatigue, better visibility, and a friendlier introduction to coral reef ecosystems than open-water alternatives. Whether you are ticking a bucket-list item or simply want to spend a morning surrounded by living color, the Florida Keys National Marine Sanctuary delivers a snorkel experience that feels both effortless and unforgettable.

    Related locations

    How can we help?

    We are here to assist with special requests, large groups, last minute needs, and any questions you may have.

    Call or text (650) 414-7338

    Report an issue

    Reference #7CSSN5

    Adult

    $85.87

    Ages 13+

    0

    Child

    $74.43

    Ages 12 & Under

    0

    Rider

    $62.97

    No Swimming or Snorkeling • All Ages

    0

    Why book through Greetwell?

    • No Added Fees

      No booking or service fees, ever

    • Concierge Support Included

      Real humans ready to help with timing, questions, or special requests

    • Free Cancellation Available

      Most experiences can be cancelled for a full refund

    Discover what we've curated for you

    Review summary

    4.6
    Excellent
    1.2K reviews•Google Maps

    Sundiver consistently delivers excellent snorkeling experiences in Key Largo, with reviewers raving about the professionalism and friendliness of the entire operation. Captains like Joe, Rick, and Mike, along with crew members Justus, Liber, and Ashley, get called out repeatedly for being knowledgeable, safety-conscious, and genuinely helpful. First-timers particularly appreciate how the crew puts them at ease and provides clear instructions for navigating the reefs. The operation runs smoothly from check-in through equipment distribution, maximizing your time in the water. The snorkeling itself is impressive, with guests spotting everything from colorful parrotfish and barracuda to stingrays at shallow, easily accessible reefs. The company emphasizes reef conservation and responsible tourism, which resonates with visitors. Equipment is well-maintained, boats are clean and safe, and the overall experience feels professionally run without being impersonal. Several reviewers mention returning multiple times, which speaks to the consistency of the experience. If you're in the Keys and want a reliable, well-organized snorkeling trip with a crew that genuinely cares about both guests and the reef, this is a solid choice.

    What people are saying

    Review 1 of 5
    5/5

    What a great day 🎉. Beautiful weather, friendly people, beautiful Florida. My daughter and I got to go snorkeling at the reef for the first time and it was absolutely worth it. We got to see beautiful fish, and have a wonderful experience. I recommend Sundiver Snorkel Tours to everyone.

    Photo of Nathanael Barnes

    Nathanael Barnes

    March 29, 2026

    Review 1 of 1
    5/5

    What a great day 🎉. Beautiful weather, friendly people, beautiful Florida. My daughter and I got to go snorkeling at the reef for the first time and it was absolutely worth it. We got to see beautiful fish, and have a wonderful experience. I recommend Sundiver Snorkel Tours to everyone.

    Photo of Nathanael Barnes

    Nathanael Barnes

    March 29, 2026

    Nearby activities

    Thumbnail
    Snorkeling

    2.5-Hour Shallow Reef Snorkel Tour in Key Largo

    From$85/ person
    Thumbnail
    Snorkeling

    Christ of the Abyss Morning Snorkel Tour in Key Largo

    From$85/ person
    Thumbnail
    Swimming with Dolphins

    Meet Dolphins in Shallow Water in the Florida Keys

    From$196/ person
    Thumbnail
    Swimming with Dolphins

    Paint With Dolphins Experience

    $106/ person
    Thumbnail
    SnorkelingUp to 6

    Private 3-Hour Snorkel Tour at John Pennekamp

    $561.82
    Thumbnail
    Boat ToursUp to 6

    2-Hour Private Sunset Cruise in Key Largo

    $448.32