Diving and snorkelling in Cairns and Airlie Beach may be a different experience, depending on what kind of tour you end up doing. The real question is what if the difference between diving and snorkelling on the Outer Reef and Inner Fringing Reefs. While both Cairns and Airlie Beach visit both of these types of reef, Cairns has more tours with the Outer Reef, while Airlie Beach has more tours with Inner Reef.
As a tourist mecca, the Whitsundays are home to over 100 day and overnight trips, so it can be somewhat overwhelming researching a tour suitable for you. To assist, Sailing-Whitsundays has categorised the trips to make it easier to navigate, including backpackers trips, family trips, couples and honeymoon trips, fun activities, private charters and diving boats.