Where to Go Reef Snorkeling in Cairns: 15 Trips

1.Great Barrier Reef Snorkeling and Diving Cruise from Cairns

★★★★★★★★★★4.5 · 3,714 reviews · from $190Our pick

Spend about 8.5 hours aboard Evolution, traveling from Cairns to two outer reef sites near Saxon, Norman, or Hastings Reef. Snorkel with supplied gear, add an introductory or certified scuba session, and choose a scenic helicopter flight. Marine guides, barbecue lunch, snacks, and a glass of wine are included.

“The trip was SO well organised, even though there is a lot of people on the boat, you don’t even realise because everything runs so smoothly. The reefs we were taken to were absolutely amazing & the staff were especially friendly and helpful all the time. I would 100% reccomend this trip if you want to go to the barrier reef.”

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2.Ocean Freedom Great Barrier Reef Luxury Snorkel and Dive Cruise

★★★★★★★★★★5.0 · 1,895 reviews · from $181Top rated

Set out from Cairns on the 65-foot Ocean Freedom catamaran for six hours at Upolu Cay and Wonder Wall. Snorkel with a marine naturalist, join a glass-bottom boat tour, or add certified or introductory scuba sessions. Expect a maximum of 75 people, reef equipment, a seafood buffet, and close crew support in the water.

“It is a 5 Star tour. Small group, very friendly crew members, great food, wonderful snorkelling experience.”

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3.Premium Snorkelling and Diving Reef Day Trip

★★★★★★★★★★4.7 · 1,528 reviews · 8 hours · from $166

From Cairns, Divers Den’s AquaQuest takes you 90 minutes to two outer reef sites at Norman, Saxon, or Hastings reefs. You get guided snorkeling, optional scuba sessions, equipment, meals, hot showers, and up to five hours on the reef. Guides such as Vanessa and Mazie help first-time scuba participants feel at ease.

“Vanessa and Mazie were amazing!!! I did an introductory dive, one with each of them, and Vanessa was super patient with us and it was awesome! The second dive with Mazie was just fabulous because we had more time to explore and really take in the reef! Lunch was delicious and the cruise manager was just as sweet as pie!! Truly an amazing Christmas I will never forget!”

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4.Outer and Coral Cay Snorkel and Dive Cruise

★★★★★★★★★★4.8 · 1,467 reviews · 9 hours - 1 day · from $183

Travel from Cairns on Ocean Freedom’s fast 20-metre catamaran to Wonder Wall and Upolu Cay. You’ll snorkel with marine guides, ride a glass-bottom boat, and have time for optional certified or introductory scuba. Expect an intimate feel when numbers are low, strong food service, and careful instruction from crew such as Ollie, Paul, and Tori.

“We absolutely loved the two intro scuba dives. Our guide Paul was wonderful at instruction and calm direction through some beginner's anxiety. Reese, Maddy, and the entire crew were amazing. It was an intimate experience with only 35 guests on board, and we felt well attended to. Lunch, snacks, etc. were great. Would love to come back - thank you to team Ocean Freedom!”

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5.Great Barrier Reef Half-Day Snorkelling Tour

★★★★★★★★★★4.7 · 1,326 reviews · 4 hours · from $126Best value

Set out from Cairns Marlin Marina on a fast boat with up to 27 people. You get 1.5 hours of guided snorkelling at one of two reef sites, with gear, snacks, flotation aids, and seasonal stinger suits included. Guides such as Bradley, Lily, Caitlin, and Sophia help you spot coral and marine life, while complimentary GoPro photos may provide a useful souvenir.

“Really good! Caitlin, Marie and Victor were great, very helpful and funny! The activity was great, can be hard work but really worthwhile”

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6.Snorkel & Dive the Reef: Sustainable, Scientific & Cultural Tour

★★★★★★★★★★4.5 · 841 reviews · from $232

Leave Cairns at 8:00 am for a fast catamaran ride to Reef Magic’s outer-reef Marine World platform. Snorkel in a sheltered area, watch the reef from glass-bottom boats and a semi-submersible, or add scuba, helmet walking, or a helicopter flight. Marine biologists such as Ella, Ethan, and Kaitlin lead talks and help first-time snorkelers.

“I was worried this would be an overrated and underwhelming experience, but I could not have been more wrong. This was an unforgettable experience! There was plenty to do for those in our party that didn't want to snorkel. The lunch and coffee was delicious as well. Definitely worth the price!”

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7.Great Barrier Reef Premium Diving Full Day Tour

★★★★★★★★★★4.7 · 792 reviews · 9 hours · from $127

Meet at Cairns Marlin Marina for a full day with Reef Magic and Dreamtime Dive. You will visit two outer reef sites, spend about five hours snorkeling or taking an introductory or certified scuba session, and hear Gimuy Walubara Yidinji, Gunggandji, Mandingalbay, and Yirrganydji stories. Cultural guides such as Jed and Kevin may add music and performance to the day.

“Jen was amazing and did everything she could to make sure I had an amazing day, the whole crew were super friendly and experts in their fields which made it a really special and informative experience”

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8.Silverswift Dive and Snorkel Great Barrier Reef Cruise

★★★★★★★★★★4.5 · 432 reviews · from $212

Ride the 29-meter Silverswift catamaran from Cairns to three outer reef sites, often Flynn, Milln, and Thetford. Snorkel all day, try one or two introductory scuba sessions, or complete up to three certified descents. Guides such as Paul, Matilda, Vanessa, and Vinnie help beginners feel at ease, while lunch, tea, showers, and gear are included.

“Loved it!! If you do the intro scuba dive, be sure to book two dives. The first dive involves some safety training that limits your time looking at the cool stuff. The second dive skips all that because you’re familiar with the process. Totally worth it: one of the highlights of our trip.”

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9.All-Inclusive Great Barrier Reef Half-Day Snorkeling

★★★★★★★★★★4.9 · 373 reviews · 5 hours · from $140

Join Pure Snorkelling Adventures from Cairns Marlin Marina for a five-hour Outer Great Barrier Reef trip. A fast, purpose-built boat reaches one of 15 reef sites, where marine biologists such as Sophie, Seb, Monica, and Cam guide more than two hours of snorkelling. Gear, flotation aids, suits, snacks, and prescription masks are included.

“Amazing experience, super friendly and experienced staff! Couldn’t ask for a better way to explore the reef. Special thanks to Seb, Sophie and Monica :)”

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10.2-Day Great Barrier Reef Dive and Snorkel Boat Trip

★★★★★★★★★★4.7 · 86 reviews · 2 days · from $466

Join Coral Sea Dreaming for a two-day, 12-person trip from Cairns to nine Great Barrier Reef sites. Snorkel at up to 25 moorings, sleep aboard a 16-meter yacht, and add guided scuba sessions, including a night outing for certified guests. Crew members such as Justin and Chad are known for calm instruction and careful safety.

“Had an awesome time had 4scuba dives and 3 snorkels over the 2 days , great weather … Jan and the crew were amazing .. highly recommend.. really liked the small number on the yacht”

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11.Snorkelling and Diving Reef Day Trip

★★★★★★★★★★4.7 · 81 reviews · 8 hours · from $240

Join Divers Den from Cairns Marina for a full day at two Outer Great Barrier Reef sites on Norman, Saxon, or Hastings reefs. You get up to four hours in the water, guided snorkelling, optional introductory or certified scuba, lunch, hot showers, and gear. Crew members such as Roman and Gavin are praised for calm, personal help.

“Divers den the company we went with were amazing,really friendly staff and they knew what they were talking about.”

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12.Great Barrier Reef Small Group Snorkelling Tour

★★★★★★★★★★4.8 · 70 reviews · 7 hours · from $146

From Cairns, Reef Adventures takes you by fast boat to two Great Barrier Reef snorkelling sites. Expect a small group, guided water time, quality gear, lunch, snacks, and free GoPro photos from the crew. Guides such as Haley, Eleanor, Lincoln, and Frankie offer close support, though rough seas and motion sickness can be an issue.

“What a wonderful experience! Great value for money, we had a full day out on the GBF snorkelling with a really great team (Hayley, Sophia and Lincoln). They made us feel so comfortable well cared for. I unfortunately suffered with seasickness on the day, but they were all incredibly understanding. They played great tunes on the boat ride there and back, and provided a lovely packed lunch which included a salad sandwich, fruit, cheese & crackers etc. They came around recently with fruit patters and sweet snacks also! The snorkelling itself was fantastic, Hayley was so knowledgable about the aquatic wildlife she kept us well informed the whole time and…”

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13.Great Barrier Reef Overnight Snorkelling Boat Trip

★★★★★★★★★★4.7 · 66 reviews · 2 - 3 days · from $495

Board SeaQuest in Cairns, then transfer to OceanQuest for one or two nights above Saxon, Norman, and Hastings reefs. You get guided snorkelling, full equipment tuition, several water sessions, all meals, Sharks in the Dark, and an air-conditioned cabin with an en suite. Staff such as Will, Laura, and Sandy have been praised for clear, friendly guidance.

“Absolutely amazing! We booked one night but wished we had booked two! Everything was fantastic, couldn’t have asked for a better time. We weren’t scuba certified but I did an intro dive with Axel and it was an incredible experience! Highly recommend to anyone wanting to explore the reef!”

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14.Great Barrier Reef Snorkeling Tour with Lunch

★★★★★★★★★★4.7 · 41 reviews · 9 hours · from $132

Sail from Cairns to Upolu Reef on a nine-hour catamaran trip with two snorkeling sessions, lunch, tea, coffee, and an English-speaking guide. You may spot turtles, reef sharks, stingrays, giant clams, and colorful reef fish. Guide Luke has also helped nervous swimmers try an optional scuba session for AUD 80.

“Had a great time. Boat was full of all sort of people, but I made friends really quickly and talked to lots of people. Journey to the reef was 2 hours, but it passed really quickly. Then got changed and snorkelled which was just incredible. I even saw a shark. There's so much to see, it's just incredible. There was the option to scuba dive for an extra $80, but I don't think you see much more, just differently, if you want to try something new. The lunch was great with loads of veggie options for me. Then we snorkelled again, so 3 hours total, before heading back. Views were…”

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15.Outer Great Barrier Reef & Dunk Island Small Group

★★★★★★★★★★4.2 · 19 reviews · from $135

Take a 12-hour Cairns day trip to Beaver Reef and Dunk Island with QuickCoast. Snorkel three reef areas with expert guides, enjoy breakfast and lunch onboard, and hear reef facts from a marine biologist. Bryan, Ivan, and Louis have earned praise for helpful guiding, even in rain and choppy seas. Groups are capped at 50, with usual numbers closer to 20 to 30.

“Captain Brian and his crew were absolutely wonderful today! From before sunrise til after sunset Brian happily drove a bus and the boat to the GORGEOUS coral reef where we were able to see turtles and plenty of beautiful fish. Even though there was an overcast all day, Brian and his crew made sure we got the absolute most out of our tour. Could not recommend this enough!!!”

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