Things to Do on the Great Barrier Reef
Clear blue water, coral gardens and outer reef pontoons are the classic Cairns day out.… Choose from full-day reef cruises, family-friendly pontoons, Green Island add-ons, scenic flights, and snorkelling and diving trips. Browse the options below to match your sea time, budget and swimming confidence, then book your Great Barrier Reef tour online.
Use these notes to narrow the options before choosing individual Great Barrier Reef tours from Cairns. The best choice usually depends on your time, swimming confidence and whether you want a relaxed island day, a stable pontoon base or a more active outer reef experience.
Choose this style if you want classic Great Barrier Reef snorkelling, coral scenery and a full day offshore from Cairns.
Best for: first-time visitors, couples and active travellers who want stronger reef time rather than a quick look.See an outer reef cruise
A strong choice for children, beginners and non-swimmers because the platform gives a stable base and dry viewing options.
Best for: families, mixed swimming abilities and travellers who want facilities, shade and an easier day on the reef.See a pontoon tour
Good for a softer day with island walks, beach time and optional reef activities close to Cairns.
Best for: short stays, relaxed travellers and anyone who wants beach time without spending the whole day at outer reef sites.Explore Green Island tours
Best for confident swimmers who want active water time, multiple reef sites and optional introductory or certified dives.
Best for: stronger swimmers, repeat visitors and travellers who care most about coral gardens, marine life and time in the water.See a snorkel and dive cruise
Useful if you have limited time or want aerial reef views; check flight duration, aircraft type and whether transfers are included.
Best for: photo-focused travellers, special occasions and short Cairns stays where a full-day cruise does not fit.Explore scenic reef flights
Reef tours often run in changing tropical conditions, so choose operators that brief guests on reef-safe behaviour, marine conditions and wildlife distance.
Best for: travellers who want clearer reef-safety guidance, flexible plans and a calmer choice around changing weather.Read reef safety notes
Spend a full day offshore with snorkelling, reef viewing, lunch and time at selected outer reef sites.
Use a stable activity platform as your reef base, with snorkelling, underwater viewing and beginner-friendly options.
Spend more of the day in the water with snorkel gear, optional dives and reef sites chosen for active travellers.
See the reef from above on a short flight, ideal when time is tight or you want a different view before or after a cruise.
For the full destination overview, start with our Cairns tours hub, or explore related Cairns tour options from Green Island and Fitzroy Island day trips to Kuranda, Daintree Rainforest, waterfalls, scenic flights and things to do.
For most first-time visitors, a full-day outer reef cruise or reef pontoon is the safest starting point because it gives more reef time, clear inclusions and several activity options.
Green Island is easier and more relaxed, while the outer reef is usually stronger for coral scenery and snorkelling. Choose based on your available time, swimming confidence and preferred pace.
Yes. Many tours include safety briefings, flotation equipment and crew support. Beginners and non-swimmers should look for pontoon tours, semi-submersible viewing or glass-bottom boat options.
Bring swimwear, a towel, hat, sunglasses, reef-safe sunscreen, a change of clothes and any seasickness medication you may need. Always check the individual tour inclusions before departure.
Most tours operate in normal rain, but marine conditions and safety come first. Operators may change reef sites, adjust activities or reschedule if conditions are unsafe.
