Great Barrier Reef · world's largest reef · liveaboard heaven
1 curated expedition visiting Cairns — fixed dates, small groups, vetted partner operators, zero agency fee.
Different dates or a private group? See all expeditions · plan a custom Cairns trip on WhatsApp →
11 canonical courses bookable through iDive partner schools · all SSI+PADI certified · zero agency fee.
Peak months mean clearest visibility, best marine sightings and stable weather. Shoulder is still good. Off-season often has rough conditions or monsoon.
Marine life you can spot diving here. Click any creature to find trips that target sightings of it.
Cairns is the gateway to the outer Great Barrier Reef — Ribbon Reefs, Cod Hole, and the Yongala wreck nearby.
What pulls divers to Cairns: Great Barrier Reef · world's largest reef · liveaboard heaven.
Diving conditions are typically calm to moderate, with water temperatures around 22-29°C.
It's a particularly strong fit for bucket list, liveaboard lovers, families.
Tell us your dates, certification level and what you want to see — we'll match you to the right trip in Cairns and lock the dates in minutes.
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