Cancun is the perfect place for both beginners and professional divers since Cancun has shallow waters and also has the second largest barrier reef in the world. In the Riviera Maya, scuba diving prices for ocean dives, cavern cenote diving, snorkel, dive packages and Padi courses and seasonal trips will depends of the season, the type of dive, the group of people and the number of dives you will do. Cost of scuba diving is not cheap but so worth it to do!