Cairns Guide

Cairns Reef Tours

Experience the Great Barrier Reef from Cairns, with world-class snorkeling and diving on the world's largest coral reef system

35+ tours
From $180
Full day
Cairns Reef Tours

Cairns is the gateway to the Great Barrier Reef, where spectacular coral reefs, diverse marine life, and world-class diving create reef experiences that make reef tours essential for experiencing Australia's natural wonder! Reef tours take you to the Great Barrier Reef, from snorkeling vibrant coral gardens to diving with tropical fish, from viewing coral formations to learning about reef ecosystems, and from discovering marine biodiversity to understanding why the reef is a UNESCO World Heritage site. Experience the underwater beauty that defines the Great Barrier Reef, see why the reef is so spectacular, learn about marine conservation and reef health, and discover why reef tours offer unforgettable journeys through one of the world's most extraordinary natural wonders. Whether you're seeking snorkeling, diving, reef education, or comprehensive reef exploration, reef tours provide remarkable ways to experience the incredible underwater world that makes the Great Barrier Reef legendary. From corals to fish, from snorkelers to divers, reef tours ensure you experience the spectacular reef that defines Cairns!

Featured Reef Tours Tours

Discover our top picks for reef tours in Cairns

Great Barrier Reef Snorkeling and Diving Cruise from Cairns
From $180.3
Free Cancellation🔥Likely to Sell Out

Experience one of the wonders of the natural world up close and personal on this snorkeling and diving cruise on the Great Barrier Reef. This 35-metre luxury fast superyacht departs Cairns with 5 hours spent exploring 2 spectacular and exclusive outer Great Barrier Reef locations for an adventure-filled day. Visit two different outer reef locations on the Great Barrier Reef for the chance to see tropical marine life. Delicious fresh BBQ lunch, tea, coffee, light snack and glass of wine on the return journey is included. Upgrade to include additional water adventures such as introductory or certified scuba dive or a scenic helicopter flight. Top quality equipment and instruction provided by friendly and professional instructors.

4.7(3,702)
8h 30m
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1-Hour Whitsunday Islands and Heart Reef Scenic Flight
From $216.36
Free Cancellation

An amazing and unforgettable experience. This is our most popular flight and with great reason! Combining both the Whitsunday Islands and Great Barrier Reef in one including the world famous Heart Reef! Departing from the iconic Shute Harbour airport, only 9 mins drive from Airlie Beach main street. Enjoy the iconic scenery as you soar in our specially designed scenic flight fixed wing aircraft, featuring overhead high wings and large panoramic windows ensuring unobstructed views. Your pilot will point out land marks to ensure all on board have time to capture that special shot and take in the beauty. Includes the Whitsunday Islands, Hill Inlet and Whitehaven Beach, The Great Barrier Reef and Heart Reef! All passengers are Guaranteed a window seat. Live commentary during your entire flight. Fly Australia is committed to sustainability through responsible environmental and cultural practices and actions towards conservation and climate change. Duration: 60 - 70 mins.

4.8(739)
1h 30m
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Great Barrier Reef Full Day Tour from Cairns
From $187.11
Free Cancellation

Join Divers Den for an unforgettable day trip to the Great Barrier Reef, around 90 minutes from Cairns. Explore two exclusive reef sites on the Norman, Saxon, or Hastings reefs, where you’ll encounter vibrant corals, with frequent sightings of turtles, stingrays, and more. Whether you're snorkelling, trying an introductory dive, or enjoying certified dives, AquaQuest, our modern vessel, offers comfort and convenience with a spacious deck, easy water access, and state-of-the-art equipment. Relax on sun decks, enjoy a delicious buffet lunch, and freshen up with hot showers as you create unforgettable memories on the reef.

4.6(1,315)
8h 30m
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Passions of Paradise Great Barrier Reef Cruise by Catamaran
From $183.03
Free Cancellation

Dive, snorkel and sail the Great Barrier Reef with an award-winning company with 30 years’ experience operating personalized day tours to the Great Barrier Reef. The 80-foot catamaran sails from Cairns to two unique locations where you can choose to dive or snorkel with colorful fish, turtles and an amazing array of coral. With a choice of 27 outer Great Barrier Reef destinations your friendly crew can select the location best suited to the weather offering you the best possible Great Barrier Reef experience on a luxury purpose built catamaran!

4.9(2,553)
9h
View Details
Great Barrier Reef 40 Minute Scenic Flight from Cairns - Reef Hopper
From $176.22
Free Cancellation

See the best of the Great Barrier Reef on this 40-minute scenic flight in our high wing aircraft. You'll see Cairns, Green Island, Arlington Reef, Upolu Reef, Double Island and Palm Cove. After exploring the Reef you’ll head back toward the mainland, with views of the North Queensland coastline. With window seats guaranteed, take in the stunning views as your professional pilot provides you with expert commentary along the way. Your flight also includes free transfer courtesy bus from your Cairns centrally located accommodation. Bus tranfers are subject to availability, and GSL will advise you if this service is not available

4.7(202)
40 min
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Sunlover Reef Cruises Cairns Great Barrier Reef Experience
From $200.72
Free Cancellation

Travel by air-conditioned catamaran from Cairns Marina to our Moore Reef Pontoon located on the Outer Great Barrier Reef, perfectly positioned and equipped for you to explore this reef that is teeming with colourful coral and fascinating fish. Spend 4 hours exploring the reef by taking advantage of the free inclusions such as glass bottom boat tours, all snorkelling equipment, underwater observatory, fish feeding presentation, an enclosed ocean pool for kids and buffet lunch. The pontoon also features an upper sundeck to relax in the sun and look out over the turquoise waters in between activities. This is where you'll find the waterslide - the only theme park waterslide on the reef! Dial up the adventure and add on optional extras like include Introductory or Certified diving, Seawalker Helmet dive, Guided Snorkel Tour or even a Scenic helicopter flight.

4.3(826)
8h
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Half Day Great Barrier Reef Snorkeling Tour
From $135.4
Free Cancellation

Pure Snorkelling offers a half day tip to the Great Barrier Reef. It is the fastest boat in Cairns allowing you to spend more time snorkelling and less time travelling. Newly launched in Cairns by two established operators, Pure Snorkelling offers experienced local knowledge coupled with a fast modern vessell taking you to one of the best Great Barrier Reef locations chosen from a selection of over 15! Pure Snorkelling is also the only boat to offer a Marine Life Presentation before you get in the water! Join our Marine Biologists at 1030am before your trip to learn about our unique eco system!

4.9(210)
5h
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Seastar Luxury Outer Great Barrier Reef Island and Reef Tour
From $180.3
Free Cancellation

A maximum of 36 people. Guided Snorkel Tours. Glass Bottom Boat. Optical Masks Included. Free Facebook Photos (Posted daily).

4.9(1,005)
7h 30m
View Details
Silverswift Dive and Snorkel Great Barrier Reef Cruise
From $201.4
Free Cancellation

View the colorful underwater world of the Great Barrier Reef on this full-day trip from Cairns. Whether you are a snorkeler or a scuba diver, experienced or a novice, this snorkel and dive cruise from Cairns is the perfect day out on the Great Barrier Reef. Visiting three different dive sites you'll discover the abundant marine life and diversity of coral which the Great Barrier Reef is world-famous for. This experience is best suited to people who are confident in the water.

4.7(431)
10h
View Details
Great Barrier Reef Full Day Adventure
From $189.83

Beyond the Whitsundays, your destination is Reefworld, our multilevel reef facility permanently moored 39 nautical miles from shore at spectacular Hardy Reef. Snorkel, swim, dive and explore – an undersea encounter with this amazing ecosystem is unforgettable. Or if you’d rather stay dry, experience the reef from our underwater observatory or take a ride in a semi-submarine. After a sumptuous buffet lunch, you’ll have more time to explore before you head back to shore with lifelong memories of this epic Australian icon. Your day includes: - Scenic return cruise through the Whitsundays to the outer reef - 4 hours at Hardy Reef - Snorkelling with all gear provided, including wetsuits and stinger suits - Access to underwater observatory - Semi-submarine guided tour - Morning tea, lunch and afternoon tea - Optional activities (own expense): guided snorkelling safaris and scuba diving

4.2(570)
10h
View Details
Great Barrier Reef with Cultural Guides-Dreamtime Dive & Snorkel
From $157.17
Free Cancellation

The only Indigenous experience available to the Great Barrier Reef. Interact with Indigenous Sea Rangers as they demonstrate their traditional culture as you travel to and from the reef.

4.9(155)
9h
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Full-Day Great Barrier Reef Pontoon with Snorkeling & Activities
From $203.44
Free Cancellation

Experience the breathtaking beauty of the World Heritage Great Barrier Reef. From Great Adventures' spacious reef activity platform moored at the majestic Outer Reef, the coral and marine biodiversity is at its most extreme. There’s an abundance of activities for all ages, swimmers and non-swimmers to enjoy. Snorkel and dive or stay dry and discover the reef in the underwater observatory or from the air-conditioned semi-submersible. There’s also a great range of exciting optional activities including scuba diving, scenic helicopter flights and the exclusive Scuba-Doo underwater scooter - these are an additional cost paid on the day.

4.3(129)
7h
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Full-Day Great Barrier Reef Snorkeling from Hamilton Island
From $203.44
Free Cancellation

Come on board with Explore Group and experience a full-day Great Barrier Reef snorkeling adventure taking you to selected moorings around Bait Reef - the closest of the outer reef locations. We're a boutique tour operator which means we operate by taking smaller groups to ensure a more personalized and quality experience. This full day tour is perfect for those wanting a day trip to the Great Barrier Reef. This experience visits two locations within Bait Reef and a minimum of 3.5 hours is spent on location. The reef is accessed by our premium custom designed dive / snorkel vessel, which has three levels of air conditioned luxury, lounge style seating, a partially shaded deck and full beam swim platform, which makes entering and exiting the water a comfortable and easy experience. We provide everything you need to have a comfortable and amazing day at the Great Barrier Reef!

4.5(192)
8h
View Details
Great Barrier Reef Small Group Snorkelling Adventure
From $176.22
Free CancellationNew

Meet your crew at the Pier Shopping Centre in Cairns and check in for your adventure. Head to the Cairns Marlin Marina and board a fast vessel for an exhilarating trip to the Great Barrier Reef. Explore the World heritage Listed Great Barrier Reef with a guided snorkel at 2 stunning locations chosen by our skipper for the best experience. Enjoy a small-group experience with quality snorkelling equipment, a snorkel guide, and flotation devices. Stay fuelled with lunch and snacks, and purchase drinks on board. Snorkel gear, a stinger suit, and flotation devices are included, ensuring a safe and enjoyable experience. Perfect for adventure seekers and nature lovers alike. - Snorkel at two locations on the Great Barrier Reef - All essential snorkelling equipment provided - Lunch and snacks included, with drinks available for purchase - Small group setting for a personalised experience

5.0(13)
7h
View Details
Half Day Snorkel 2.5hr Turtle Tour on the Ningaloo Reef, Exmouth
From $98.66
Free Cancellation

Cape Immersion Tours provides fantastic low key snorkeling and scenic tours on board our high speed vessel 'Immersion'. Being capable of reaching speeds in excess of 30 knots 'Immersion' will waste precious little time getting you to the sites of the Ningaloo to Explore the reefs for stunning coral gardens, majestic wildlife, shipwrecks and more. With a maximum of 12 passengers on each tour, we provide a personal touch to make sure you are looked after and made to feel as comfortable as possible both in and out of the water. Check out our private charter options for small groups to charter the vessel for themselves at affordable rates. Contact us direct or visit our website for more info on our specials.

4.8(169)
3h 30m
View Details

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Why Choose Reef Tours in Cairns?

Great Barrier Reef

Experience world's largest coral reef!

Marine Biodiversity

See incredible diversity of marine life.

World-Class Snorkeling

Enjoy excellent snorkeling opportunities.

Underwater Paradise

Discover spectacular underwater world.

Types of Reef Tours in Cairns

Snorkeling Tours

Tours featuring reef snorkeling experiences.

SnorkelingCoral reefsMarine lifeAccessibleEssential

Scuba Diving Tours

Diving tours for certified divers.

Scuba divingReef divingUnderwaterCertifiedProfessional

Reef Education Tours

Tours combining reef visits with marine education.

Marine educationReef conservationEcosystemEducationalInformative

Comprehensive Reef Tours

Full day tours with multiple reef sites.

Multiple sitesFull dayComprehensiveDiverseComplete

What to Expect on Your Reef Tour

Duration

Reef tours: Full day (8-10 hours) with boat travel and reef time.

Underwater Exploration

Snorkel or dive among spectacular coral formations.

Marine Life Viewing

See tropical fish, coral, and reef creatures.

Expert Guidance

Professional guides and safety equipment provided.

Reef Education

Learn about reef ecosystems and conservation.

Underwater Photography

Photograph stunning underwater scenery.

Expert Tips for the Best Experience

1

Reef tours showcase Great Barrier Reef wonders

2

Snorkeling accessible for all swimming abilities

3

Underwater camera recommended for reef photos

4

Sun protection critical - tropical sun intense

5

Reef tours essential for reef experiences

6

Reef tours highlight marine biodiversity

7

Reef tours showcase spectacular coral reefs

8

Reef tours provide perfect reef perspective

Frequently Asked Questions

Q:What marine life can I see on reef tours?

A: Reef tours showcase colorful tropical fish (clownfish, parrotfish, angelfish), vibrant corals (hard corals, soft corals), sea turtles, reef sharks, giant clams, and diverse marine life representing Great Barrier Reef biodiversity! Reef absolutely spectacular. Marine life incredibly diverse. Corals vibrant. Essential for reef experiences. Must-see - underwater paradise. Spectacular reef destination. Perfect reef experiences!

Q:Do I need diving certification for reef tours?

A: Snorkeling tours require no certification - suitable for all swimming abilities! Scuba diving requires valid certification. Discover Scuba programs available for beginners. Snorkeling most accessible reef experience. Guided snorkeling provided. Equipment and instruction included. Most reef tours snorkeling-focused!

Q:What is included in reef tour prices?

A: Reef tour prices include boat transport, snorkel/diving equipment, reef site access, lunch, safety equipment, and guide! Equipment rental included. Marine park fees typically included. Lunch and beverages provided. Safety briefings comprehensive. Price inclusions comprehensive for reef experiences!

Q:How long does boat travel take to reach the reef?

A: Boat travel ranges from 90 minutes to 2.5 hours depending on reef site! Outer reefs require longer travel. Middle distance reefs balanced choice. Travel time includes boat amenities. Scenic journey enjoyable. Travel duration varies by chosen reef site!

Q:Can non-swimmers join reef tours?

A: Limited options available - reef tours water-focused! Glass bottom boat viewing possible. Semi-submersible vessels offered. Snorkeling with floatation aids available. Check with operators about non-swimmer options. Some reef viewing accessible without swimming!

Q:What should I bring for reef tours?

A: Essential items: Swimwear, sunscreen, towel, waterproof camera, and seasickness medication if needed! Swimwear essential for reef activities. Sun protection critical - tropical sun intense. Towel for after-water activities. Waterproof camera for reef photos. Prepare for full day at sea. Essential gear for reef tours. Sunscreen most important!

Q:Is seasickness common on reef tours?

A: Seasickness possible due to boat travel in open ocean! Take seasickness medication beforehand if prone. Choose larger boats for more stability. Morning conditions often calmer. Stay on deck for fresh air. Most passengers manage seasickness well. Prevention better than cure!

Q:What is the best time of year for reef tours?

A: Reef tours excellent year-round but conditions vary! Best visibility: June-October (dry season). Warmest water: November-March (wet season). Clearer conditions typically dry season. Water temperature comfortable year-round. Reef tourism operates year-round. Best season depends on preferences!

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Why Visit Cairns?

Great Barrier Reef access

Daintree Rainforest

Adventure activities

Tropical climate

Indigenous culture

Perfect blend of nature and adventure

Best Time to Visit

Weather

Cairns has a tropical climate with two main seasons. Dry season (May-October) is pleasant, and wet season (November-April) brings rain and humidity.

Best Months

May to October offers the best weather with pleasant temperatures and less rain.

Peak Season

June to August brings peak tourist season with ideal weather, larger crowds, and higher prices.

Off Season

November to April offers lower prices but wet weather and potential cyclones.

Plan Your Cairns Trip

Transportation Tips

Organized tours include transportation. Car rental is useful for exploring the region.

Car Rental Deals in Cairns

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Where to Stay

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Best Hotel Deals in Cairns

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