Where is the best snorkelling near Cancún?

The Mesoamerican Reef right off Cancún and Isla Mujeres offers the easiest reef snorkelling, plus the MUSA Underwater Museum of Art. Catamaran cruises and speedboat tours reach the calmest, clearest sites, and eco-parks like Xel-Há have sheltered snorkelling lagoons ideal for beginners.

When can you swim with whale sharks in Cancún?

Whale-shark season runs roughly June to September, when the world's largest fish gather off Isla Mujeres and Isla Holbox. These swims are booked as separate half-day tours from the reef and island cruises and sell out quickly in peak weeks.

Is Xel-Há or Xcaret better for a snorkelling day?

Xel-Há is built around a natural snorkelling lagoon with all-inclusive food and drinks, making it the top pick for pure water time. Xcaret is broader — underground rivers, wildlife and a spectacular evening show — so choose it for a fuller day out.

Home/Destinations/Cancun/Reef & islands

Full day · Cancun itinerary

Cancún Reef & Islands: Snorkel, Catamaran & Eco-Park Day

Cancún sits on the Mesoamerican Reef, the second-largest barrier reef on Earth, and a short sail from turquoise Isla Mujeres. Here is how to build the perfect reef-and-islands day — a catamaran cruise, a snorkel over living coral and an all-in eco-park — with the best-rated tours to book, most including transport and an open bar.

At a glance

1Catamaran to Isla Mujeres
2Snorkel the Mesoamerican reef
3Beach club & open bar
4Xel-Há or Xcaret eco-park

Morning: sail to Isla Mujeres

Board a catamaran for the hour-long sail to Isla Mujeres, a laid-back island fringed by the Caribbean's clearest water. Most cruises, from about $70, include snorkelling over the reef, an open bar and drinks, lunch and free time at a beach club on the island's palm-lined north tip. Book in advance in winter and spring, when the popular catamarans sell out several days ahead.

Underwater: snorkel the coral and MUSA

The reef off Cancún teems with parrotfish, rays and sea turtles, and the offshore Underwater Museum of Art (MUSA) sinks hundreds of submerged statues into shallow, snorkel-friendly water. Speedboat and reef-snorkel trips, from around $45, reach several sites in a single morning with gear and a guide included. December to March brings the calmest seas and best visibility; always pack reef-safe sunscreen only.

All-in-one: an eco-park day

For a full family day, the Riviera Maya eco-parks combine everything in one all-inclusive ticket. Xel-Há is a natural snorkelling lagoon with unlimited food and drinks; Xcaret adds underground rivers, wildlife and a spectacular evening Maya show. Tickets run from about $110, and round-trip transport from Cancún is easy to add on. Whale-shark swims run as separate half-day tours from June to September.