Charter a private yacht to the remote Marquesas Keys, 30 miles offshore
8 and 10 hour trips
Up to 6 people
Fuel, safety gear, captain
Explore the Marquesas Keys on a private 8- or 10-hour offshore charter from Key West. Cruise about 30 miles to the Western Hemisphere’s only natural atoll for snorkeling, sandbar stops, and backcountry exploration.
This is an offshore charter with open-water conditions and 60–75 minutes of travel time each way. The primary booking party must be 21+; children under 18 must be with a parent or legal guardian. Guests should be comfortable swimming for water activities and able to board and move safely on the vessel.
This booking is for the whole experience, which fits up to 6 guests.
Reservations made within 7 calendar days of departure are non-refundable. Cancel more than 7 calendar days before departure for a full refund. Full refund if Six Fins Charter cancels due to unsafe weather conditions or other circumstances initiated by the owner/operator.
Complete the required forms prior to arrival. For groups up to 6 passengers, complete the insurance waiver. For groups with a 7th or 8th passenger, the primary renter (age 21+) and the captain complete a Bareboat Agreement together at the dock.
Plan for about 60–75 minutes of travel time each way in open water.
This is an offshore charter. If you are prone to seasickness, take preventative medication.
Key West, Fl.
Captains Dustin, Brian, Brian and Alexandra, Mike, Ash, Jack, Chris, and Nico collectively paint a picture of a crew that genuinely cares about showing people a good time on the water. Reviewers consistently praise how knowledgeable and personable the captains are, whether guiding guests to hidden sandbars, pointing out local history, or patiently teaching first-timers how to handle a jet ski. The boats are described as clean and well-equipped, and the team has a solid reputation for proactively working around weather to protect the experience. Beyond the boat trips, the jet ski tours get equally strong praise, with guides like Chris and Jack tailoring the pace to each group's skill level. One standout moment from a review: when weather pushed back a departure time, Chris personally called ahead to reschedule a guest's lunch reservation so nothing felt rushed. That kind of thoughtfulness comes up again and again across the reviews and seems to reflect how the whole operation runs. With a near-perfect rating across dozens of reviews, this charter is hard to argue with for anyone looking to get out on the water around Key West.
We booked a 6-hour snorkeling and sandbar trip. Captain Mike was fantastic, and Commodore Tiny was the bomb. Perfect weather, great locations and just a lot of fun all around. Would definitely recommend to any group or family who wants a fun day on the water on the keys.
Tracy Collins
March 13, 2026
We booked a 6-hour snorkeling and sandbar trip. Captain Mike was fantastic, and Commodore Tiny was the bomb. Perfect weather, great locations and just a lot of fun all around. Would definitely recommend to any group or family who wants a fun day on the water on the keys.
Tracy Collins
March 13, 2026