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Key West Afternoon Snorkel Sail with Unlimited Cocktails!

Badge of Excellence
Key West, USA
High interest
Booked 3 times today.
  • 3 hours (approx.)
  • Mobile ticket
  • Offered in: English

Why travellers loved this

4.4
·
· Emily_B ·
Mar 2026
It was perfect! Checking in and getting settled on the boat was a breeze; Everyone on the crew was super nice and made our tour feel super safe and enjoyable; Drinks were yummy; Smooth sailing all around; and the reef they took us to was wonderful with plenty of time to enjoy it. Absolutely recommend this tour to anyone wanting to have a super fun snorkeling day.
· Kaia_D ·
Mar 2026
We had an amazing time on our trip! the crew was amazing and were amazing teachers for those who have never snorkeled before. Drinks were flowing and sights were amazing when snorkeling. Also they allowed people to jump off the side of the boat if they wanted to and me and my friends took full advantage of that! So much fun and would go again!

Overview

Discover a side of Key West some visitors miss, and immerse yourself in its beautiful scenery, on a half-day sailing tour. Board your catamaran and head to North America's only living coral barrier reef. Pass some of Key West’s top attractions on the way, then dive in to see hundreds of species of colorful fish, coral, and other sea life. This cruise includes snorkeling gear, plus beer, wine, and soft drinks.
  • Escape the bustle of Key West for half a day on the water
  • Discover sights and scenery that would be hard to access on your own
  • Quench your thirst with provided beer, wine, and soft drinks
  • Snorkeling gear and tips provided by the professional crew

What's Included

  • Professional crew
  • Use of Snorkelling equipment
  • Alcoholic Beverages
    Afternoon snorkels include open bar!
  • Gratuities

Meeting and Pickup

Meeting point

  • 205 Elizabeth St, Key West, FL 33040, USA

    Unit #1; Office located on Lazy Way Lane between Conch Republic and Schooner Wharf.

End point

This activity ends back at the meeting point.

What To Expect

At your appointed time, board the catamaran Marquesa, a spacious 69-foot (21-meter) vessel with plenty of deck space, at Key West’s historic seaport. Enjoy the sun and sea breezes as you journey into the blue waters off the coast.

Upon arrival at the Florida Reef, the only living coral barrier reef in the United States and the third-largest in the world, assemble the snorkeling gear and listen to a quick safety briefing with some basic instruction from the experts.

Then, jump into the tropical water for swimming and snorkeling. The shallow reef waters are perfect for easy snorkeling. See more than 600 species of colorful fish, vivid coral, and other sea life.

Back on board, take a seat and kick back with a refreshing beverage—beer, wine, or soft drinks are included on this cruise. And keep an eye out for a pod of dolphins, which could appear next to the boat at any time.

The cruise concludes with a return trip to the Key West Seaport.

Additional Info

  • Confirmation will be received at time of booking
  • Minimum age to drink alcohol is 21 years
  • Not wheelchair accessible
  • We recommend you bring the following personal items: swimsuit, beach towel, sunscreen, sunglasses, hat and camera
  • Children must be accompanied by an adult
  • Infants must sit on laps
  • No heart problems or other serious medical conditions
  • Most travellers can participate
  • This tour/activity will have a maximum of 80 travellers

Frequently Asked Questions (7)

Q:Is there a restroom onboard for the Key West Florida Reef Half-Day Snorkeling Excursion?

A:Yes, each of our ships is equipped with a restroom to maximize your comfort. In addition, each of the catamarans has a freshwater rinse.

Feb 2021

The answers provided are based on answers previously given by the tour provider to customers’ questions.

Cancellation Policy

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

Traveller Photos

Gallery picture 1 (from a traveller's review)
Gallery picture 2 (from a traveller's review)
Gallery picture 3 (from a traveller's review)
Gallery picture 4 (from a traveller's review)
Gallery picture 5 (from a traveller's review)

Featured review

Noah_A
Absolutely amazing! We had such a great time, we went back a second time! The crew is more than hospitable, helpful, and very well educated! The drinks were great, the views were beautiful, and we saw plenty of Marine life! Would go back for a third snorkel excursion for sure!

Reviews

4.4
based on 1,596 reviews
Total reviews and rating from Viator & Tripadvisor

Great trip

Sharon_H, May 2026
Amazing trip. Excellent safety instructions. Beautiful snorkelling. Very friend my crew. John, travis, and the the crew were amazing 🥰.

Response from Host, May 2026

Sounds like an amazing day out there, Sharon! We’re so glad you enjoyed the snorkeling and that the safety briefing set you up for a great experience. John, Travis, and the crew will love the shoutout.

the crew was amazing and...

Lara_T, Apr 2026
the crew was amazing and made the adventure so much fun. even with the rain at the beginning, the vibes were still high

Response from Host, Apr 2026

Thank you for choosing to sail with Sebago, Lara! I'm glad to hear it was still smooth sailing and good vibes even with the pesky rain. We hope to see you again soon!

Underwhelming

Emily_D, Apr 2026
Boats a huge catamaran that never raises sail. Snorkeling underwhelming. Staff boat captains were rude to the guests. Longest lecture on snorkeling process I have ever been required to sit through. We had a good time because that’s what we were there for but I’m sure there are much better experiences out there.

Response from Host, Apr 2026

Thanks for your feedback—we’re glad you still found a way to have a good time, because that’s definitely the goal. As for the sailing, we absolutely raise the sails whenever conditions allow. Safety and weather always come first, so if it’s not ideal, we stick to a more controlled ride. Not as dramatic, but a lot more responsible. The “longest lecture” is actually our snorkel safety briefing—less of a lecture, more of a “let’s make sure everyone knows what they’re doing before jumping in the ocean.” It might not be the most thrilling part of the trip, but keeping everyone safe is kind of our top priority. We’re sorry if the crew came across the wrong way—that’s not the experience we aim for at all. That said, we’re glad you still enjoyed the boat, drinks, and music along the way.

Bucket list trip

tonyaarrington, Apr 2026
Definitely worth doing the water is so beautiful! The crew onboard was so much fun! I highly recommend doing!

Response from Host, Apr 2026

So glad you had a great time. Beautiful water and a fun crew is always the perfect combo. Come back and do it again anytime.

100% recommend

Allison_Z, Apr 2026
The staff was amazing. The experience itself was absolutely worth every penny. However snorkeling is harder then you may think

Response from Host, Apr 2026

Thank you for choosing to sail with Sebago, Allison! I'm glad it was a great experience out at the reef. Come see us again on your next visit and we'll have you snorkeling like a pro in no time!

Great experience!

Melissa_C, Apr 2026
Fun day! We enjoyed the 45 minute ride to the reef, boat was clean and comfortable, crew was friendly, and there was a bathroom on board and plenty of water available. Snorkeling was great…beautiful reef, saw lots of fish, safety information and guidance from the crew was super helpful. Note…snorkeling was off the boat in open ocean, so maybe a bit intimidating for first timers or young kids? That said, the crew did a great job of providing help, ideas and modifications to accommodate various swimming levels and snorkeling experiences. Music and fruity adult drinks were also a fun touch! Would definitely recommend!

Response from Host, Apr 2026

Thank you! We’re so glad you had such a fun day. We appreciate your helpful note about the open ocean conditions as well—it’s great to hear the crew was able to support guests of all experience levels. Happy you enjoyed the music and drinks too, and we truly appreciate the recommendation!

Great trip

Dawn_V, Apr 2026
The crew was friendly. It was great snorkeling! We saw lots of fish at the coral reef and even saw dolphins on the way back.

Response from Host, Apr 2026

Thank you! We’re so glad you enjoyed the friendly crew and had great snorkeling at the coral reef. Seeing dolphins on the way back sounds like an incredible bonus—we’re thrilled you had such a memorable experience!

Great crew!

Cori_S, Apr 2026
The crew was great, the boat was awesome, clean and spacious. It was the weather that was less than favorable. Windy and the water was choppy. Was not able to see anything.!! Ne t time I will not book a head and only book day of or maybe next day.

Response from Host, Apr 2026

Thank you for your review, Cori! We’re glad you enjoyed the crew and the boat, though we’re sorry the weather didn’t cooperate—wind and choppy conditions can impact visibility. We completely understand your approach, however, conditions can change quickly and aren’t always predictable even day-of. Our captains are always monitoring and make decisions with safety and overall experience in mind. We appreciate you joining us and hope to have you back on a calmer, clearer day next time.

100% recommended

Emily_B, Mar 2026
It was perfect! Checking in and getting settled on the boat was a breeze; Everyone on the crew was super nice and made our tour feel super safe and enjoyable; Drinks were yummy; Smooth sailing all around; and the reef they took us to was wonderful with plenty of time to enjoy it. Absolutely recommend this tour to anyone wanting to have a super fun snorkeling day.

Response from Host, Apr 2026

Thank you for the amazing recommendation, Emily! I'm so happy to hear that our team was able to show you the best of Key West out on the water. We hope to welcome you back aboard soon!

Great experience!

Julie_H, Mar 2026
We had a blast. The crew was extremely friendly and knowledgeable. What an amazing experience getting to see the reef!

Response from Host, Mar 2026

Thank you for the five stars and kind words for the team, Julie! We hope to see you sailing with Sebago again soon!

Stunningly beautiful water.... awesome weather🌴🤸

Laura_G, Mar 2026
Wonderful.... Great and helpful staff....clean and roomy boat..very organized... Exactly what was stated in the brochure or on the advertisement... Nothing unexpected just a great time 😄

Response from Host, Mar 2026

Thank you for the great review, Laura. We’re so glad everything met your expectations—from the crew and organization to the clean, spacious boat. Exactly as advertised and a great time is what we aim for. Hope to have you back again soon!

Amazing

Andrew_M, Mar 2026
Seeing all the colorful fish was surreal it was amazing so many different species coral was beautiful the crew was amazing and so friendly it was a perfect day and the water was amazing. I would recommend this to anyone who is visiting the keys.

Response from Host, Mar 2026

Thank you for the 5 stars Andrew! We’re so glad you enjoyed the colorful fish, beautiful coral, and perfect water conditions—it really is a surreal experience out there. We’ll be sure to pass the kind words along to the crew. We truly appreciate the recommendation and hope to see you again soon.

Snorkel Paradise

Robert_A, Mar 2026
Excellent and over impressed. Staff were great and even in a “Sporty” day they made sure all who wanted to give it a go got a chance.

Response from Host, Mar 2026

Thank you for the awesome review, Robert. We love a little “sporty” day on the water—it keeps things interesting. Our crew always makes sure everyone gets a chance to jump in and have fun, no matter the conditions (safely). Glad you were impressed and hope to have you back for another adventure soon!

Best $60 I've ever spent!

Kaia_D, Mar 2026
We had an amazing time on our trip! the crew was amazing and were amazing teachers for those who have never snorkeled before. Drinks were flowing and sights were amazing when snorkeling. Also they allowed people to jump off the side of the boat if they wanted to and me and my friends took full advantage of that! So much fun and would go again!

Response from Host, Mar 2026

Thank you for the wonderful review! We’re so glad you had an amazing time, enjoyed snorkeling, and had fun jumping off the boat. We’ll be sure to pass along your kind words to the crew and hope to see you again soon!

Nice Option during a Visit

Dale_R, Mar 2026
Great overall experience. Ship crew were top-notch. Tons of space to stretch out during the cruise to/from snorkeling location (approximately 45-min each way). Quality snorkeling gear provided for use and detailed instructions provided to make the best of your time in the water. Nice selection at the open bar and long “operating hours”. Saw lots of different fish but plant and coral areas were a little disappointing. Snorkeling is not one of my favorite pastimes but this experience seemed just right based on everything provided. Tip: if you want to maximize your time in the water take one of the authorized side exits vs the stairs in the front of the ship. I believe the trip is maxed out at 75 pax. We had 73 so it took quite a bit of time for the last person to get in the water using the stairs. Enjoy!

Response from Host, Mar 2026

Thank you for the detailed review! We’re glad you enjoyed the crew, spacious boat, quality gear, and overall snorkeling experience. We appreciate your tips for maximizing time in the water and feedback on the coral and plant areas, this helps us continue improving.

Best snorkel trip in the Keys.

William_v, Feb 2026
Top notch crew as usual with this outfit. Professional, friendly and helpful. Had a great time in the reef and the ride. The boat is huge! Lots of space for everyone. Drinks are a bonus. Thanks for always making our yearly keys trip memorable.

Response from Host, Feb 2026

Thanks for the awesome review! We're thrilled to hear you had another great experience with us. Looking forward to making your next Keys trip just as memorable!

So fun

Stephanie_T, Feb 2026
Loved the whole experience. Snorkeling was great and cruise was beautiful. Great staff and very clean boat.

Response from Host, Feb 2026

Thank you for the kind words. We’re so glad you loved the experience—from the snorkeling to the beautiful cruise. It’s great to hear the crew and cleanliness stood out as well. We’d love to welcome you back again soon.

Fun afternoon sorkel trip on a big catamaran

Sarah_C, Jan 2026
It was exactly as we anticipated. There were a lot of people on the boat, but the staff was great and well prepared. The equipment they provided was in good condition, but I felt the water wasn't that clear and I had a hard time seeing a lot on the reef.

Response from Host, Jan 2026

Thank you for sharing your experience! We’re glad our staff and equipment met your expectations and helped make the trip enjoyable. We’re sorry the water clarity made it harder to see the reef, and we appreciate your feedback. We hope to welcome you back for another adventure!

A perfect day in Key West

Amanda_B, Dec 2025
it was an absolutely beautiful day on the water for our snorkeling trip. We would highly recommend it to anyone else. Staff was very knowledgeable and fun.

Response from Host, Jan 2026

Thank you! We’re glad you had a beautiful day on the water and enjoyed the knowledgeable, fun staff. We appreciate your recommendation!

Very bad experience

Ishita_K, Dec 2025
Very rude staff.. 10 mins of snorkeling in 30 feet water. They were in big rush.. just roamed around in the water to kill time. Very rude staff. Very bad experience. Over crowded too.

Response from Host, Jan 2026

Thank you for sharing your feedback. We’re very sorry to hear that your experience did not meet expectations. We strive to provide attentive and enjoyable snorkeling trips, and it’s disappointing to hear that the staff came across as rude and that the time in the water felt rushed. Your comments regarding crowding and staff behavior have been shared with our team for review so we can improve future guest experiences. We would love the opportunity to make this right if you want to reach out directly.

Enjoy now & again

JohnEric_A, Dec 2025
Beautiful weather calm seas. Entertaining & knowledgeable captain & crew. Great experience on board. All equipment needed available & in great condition. Enjoyed hour at reef snorkeling. Bartenders make a great Rum punch & full bar. We will do again when we return to visit family. Wonderful Fun

Response from Host, Jan 2026

Thank you for the fantastic review! We’re thrilled you enjoyed the calm seas, knowledgeable crew, snorkeling, and drinks onboard. We can’t wait to welcome you back on your next visit and glad you had such a wonderful and fun experience!

good time

Gerald_A, Dec 2025
crew is great worst part was other passengers standing in walkways. Drinks after snorkeling where good with crew working fast to get them out.

Response from Host, Jan 2026

Thank you for your feedback! We’re glad you enjoyed the crew and drinks after snorkeling. We appreciate your note about other passengers in the walkways and will keep it in mind to improve the experience.

Family Christmas trip to Key West

Greg_H, Dec 2025
Had a great time! Friendly and knowledgeable crew. Great spot for snorkeling. Enjoyed the free drinks too!

Attitude Adjustment Needed

Stefanie_G, Dec 2025
Actual snorkeling was cool but mediocre experience because the boat operators and instructors were jerks (unfortunately, especially to foreigners). They could have been a lot more patient and kind, especially with those who needed extra help or were timid. Will look for a different company next time.

Response from Host, Dec 2025

Thank you for sharing your feedback. We’re very sorry to hear about your experience with our staff. Patience and kindness are essential, and it’s unacceptable that you felt poorly treated. Your comments will be shared with our management team to address this and improve our guest experience. We appreciate you letting us know and would love for you to reach out directly. We would appreciate the chance to make things right.

Girls trip in the keys

Kayli_B, Dec 2025
This snorkel trip was nothing short of amazing. The crew was so fun & energetic!! We seen lots of fish and some sharks! The ride to the reef was gorgeous, along with everything else. Definitely recommend to book!

Response from Host, Dec 2025

Thank you for choosing to snorkel with Sebago, Kayli! We're so happy that we were able to show you the best of Key West out at the barrier reef. We hope to see you back aboard on your next visit!

Great way to spend a half day!

Briget_R, Nov 2025
Crew was awesome, beautiful weather. Amazing afternoon spent with family for a very decent price and amazing staff!

Response from Host, Nov 2025

Thank you for sharing your experience on the Afternoon Snorkel Sail, Briget! Calm waves, good company, and well worth the cost? We love to hear it! We hope to welcome you and the family back aboard soon!

The captain and crew made...

Robert_R, Nov 2025
The captain and crew made it fun and interesting. The water was beautiful and I saw many species of fish.

Response from Host, Nov 2025

Thank you for sharing your experience on our Afternoon Snorkel Sail, Robert! Happy to hear that the Sebago crew was able to keep it fun and show you the best of Key West out on the water. We hope to welcome you back aboard soon!

10000/10 experience!

Lexie_G, Nov 2025
I booked this excursion for my birthday and it was AMAZING! Saw tons of fish, turtles, a dolphin, and manta ray! The reef was gorgeous, drinks were amazing, and the crew members were incredible! Would 1000/10 recommend this to anyone and I plan to book with them again in the future! Cannot say enough about this experience, everyone on that boat had a great time!

Response from Host, Nov 2025

Thank you for choosing to celebrate with Sebago, Lexie! We are so happy to hear that our team was able to make it an extra special birthday out on the water. We hope to celebrate with you again next year!

Snorkel trip

Tim_L, Nov 2025
Great experience and the crew were amazing. Would do this again. We had a beautiful day and met a lot of good people.

Response from Host, Nov 2025

Thank you for the five stars, Tim! I'm happy to hear it was a lovely day out on the water made all the better with good company. We hope to see you back out on the water soon!

Must try 5 stars

LaFayette_W, Oct 2025
We had an amazing time worth the money. We had incredible crew that was helpful while being great company. It was a must try experience if your in key west.

Response from Host, Oct 2025

We’re thrilled to hear you had such an amazing time on our Afternoon Snorkel Sail, LaFayette! Our team will be so happy to know they made your trip unforgettable. Thanks for sharing your experience, and we can’t wait to welcome you back aboard!

From US$59.00

per person

up to 24 hours before the experience starts (local time)

Book ahead!
On average, this is booked 12 days in advance.

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