Top picks for Port Douglas Day tours

Discover 196 Day tours in Port Douglas on Trip.com, updated March 31, 2026, with experiences lasting from 1 to 12 hours. Find the perfect adventure for your day!

From DKK 151.85 per person, with an average total of DKK 1,020.61. Choose the option that suits your plan.

With 4.333k verified reviews, Day tours Port Douglas boast an average rating of 4.6.

This week's most popular Day tours: "Great Barrier Reef Snorkeling and Diving Cruise from Cairns", with 1.228k reviews and a 4.8 rating.

Now on Trip.com: "Cairns Great Barrier Reef Quicksilver Agincourt Reef Cruise 1-day Tour [Optional Helicopter/Meals Included]", a 7-hour adventure in Port Douglas!

The next available day tour departs on April 1, 2026. Book now to secure your spot!

Port Douglas Day tours usually take about 7 hours — perfect for a relaxed, immersive experience!

100% of Port Douglas Day tours now offer English-speaking guides

March is perfect for visiting Port Douglas! Choose from Day tours available day tours, including seasonal hits like Great Barrier Reef Snorkeling and Diving Cruise from Cairns.

Your trip, worry-free! All day tours are run by licensed suppliers with verified reviews, and many include free cancellation before departure.

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196 results for Port Douglas Day tours

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Reviews/Trip Moments

Reviews: Cairns Silver Swift Agincourt Great Barrier Reef 1-day tour: round-trip ferry + snorkeling + lunch
Guest User2026-03-02
The team provided excellent service, carefully explaining marine knowledge and itinerary precautions on the way there. However, the itinerary was very tight. We arrived at the Great Barrier Reef at nearly 12:00, immediately participated in a semi-submarine tour, followed by lunch, and then snorkeling. Time was limited, and we had to prepare to return to the water around 2:30. I do not recommend participating in any more experiences, as it was very rushed.
Reviews: Cairns Great Barrier Reef 1-day tour with Silverswift [Optional scuba diving]
Guest User2026-03-02
Overall, the experience was good. I went on three certified deep-sea dives to different places, but saw similar things. The price was a bit high, probably because of the excellent service and the increased prices on meals. All diving equipment was provided, so there was no need to worry about extra charges.
Reviews: Great Barrier Reef Snorkeling and Diving Cruise from Cairns
Guest User2026-03-27
It was a awesome to see the Great Barrier Reef. The Staff was really nice and helpfull.
Reviews: Snorkelling or Glass Bottom Boat at Green Island from Cairns
Guest User2026-02-14
Beautiful island, if you don’t snorkel though there not much to do. Glass bottom boat is good. Food sold on the island is basic. Not all menu”s are written in other languages with pictures. Overall relaxing day.
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