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Cheapest Great Barrier Reef tours, by price (updated daily)

21 trips from $189, live prices, sorted cheapest first.

  • Prices checked every day
  • 12 below RRP and every other site we checked
  • Up to 4.9 on TripAdvisor
  • Price Match Promise

Short answer: The cheapest Great Barrier Reef tour today (28 October 2026) is Green Island Eco Adventure + Boat Snorkel Trip at $189 per person. Day trips start at $189; multi-day trips at $789. All 21 run from $189 to $2,399. The middle half cost $269 to $329. 12 are below the RRP and every other booking site we checked today.

Updated from our live booking system. Per person, AUD.

Cheapest first

Every Great Barrier Reef tour we sell, by price

Snorkel day trips, pontoons, dive liveaboards and learn-to-dive courses from Cairns and Port Douglas, sorted by today's from-price. "Costs extra" quotes each listing's own exclusions; travel insurance is never included.

  1. Green Island Eco Adventure + Boat Snorkel Trip

    4.5 from 2,764 TripAdvisor reviews

    • 1-hour boat trip to a prime snorkel site
    • Snorkel gear or glass-bottom boat

    No extra costs listed

    From, per person $189
    Book now (pick a date)
  2. Cape Tribulation Reef Snorkel, Morning Tour

    4.9 from 868 TripAdvisor reviews

    • Two sites at Mackay Reef
    • Two hours in the water

    Costs extra: Sunsuit/Wetsuit - Available for hire; Prescription Mask - Available for hire

    From, per person $199 RRP $217
    Book now (pick a date)
  3. Low Isles Morning Snorkel Trip from Port Douglas

    4.7 from 832 Google reviews

    • Secluded 55-acre coral cay
    • 2.5 hours in the calm lagoon

    Costs extra: Optional Forever Reef Project add-on tour ($35 adult / $25 child)

    From, per person $239 RRP $246
    Book now (pick a date)
  4. Dreamtime Snorkel

    4.8 from 316 Google reviews

    • Indigenous sea rangers on board all day
    • Dreamtime stories, didgeridoo and dance on the reef

    Costs extra: Coach transfers from Cairns or the Northern Beaches

    From, per person $249 RRP $255
    Book now (pick a date)
  5. Evolution Outer Reef Cruise (Snorkel)

    4.8 from 2,210 Google reviews

    • Five hours at two outer reef sites
    • 35-metre, three-deck superyacht

    No extra costs listed

    From, per person $269 RRP $275
    Book now (pick a date)
  6. Wavedancer Low Isles Day Trip from Port Douglas

    Departs Port Douglas

    • Sail to Low Isles on a catamaran
    • Guided snorkel tour with a marine biologist

    No extra costs listed

    From, per person $269
    Book now (pick a date)
  7. Full Day Outer Great Barrier Reef Tour

    4.9 from 1,233 Google reviews

    • Sail a 25m performance catamaran
    • Two outer reef locations

    Costs extra: Return hotel transfers are an additional cost, payable at check-in.

    From, per person $269 RRP $275
    Book now (pick a date)
  8. Ocean Spirit Michaelmas Cay Day Trip

    4.5 from 643 TripAdvisor reviews

    • Sail on a 32m luxury catamaran
    • Four full hours at the reef

    No extra costs listed

    From, per person $279 RRP $288
    Book now (pick a date)
  9. All-Inclusive Outer Reef Day Trip from Cairns

    4.4 from 915 Google reviews

    • Free scuba dive included
    • All snorkel and dive gear

    Costs extra: A $10 per person fuel levy is payable onboard due to increased global fuel prices.

    From, per person $279 RRP $280
    Book now (pick a date)
  10. Moore Reef Pontoon Day Tour

    4.3 from 1,038 TripAdvisor reviews

    • Stable pontoon at Moore Reef
    • Snorkel gear and instruction included

    Costs extra: Hotel transfers; Fuel surcharge of $10 per adult, paid at Sunlover check-in

    From, per person $299 RRP $307
    Book now (pick a date)
  11. Silverswift Barrier Reef Cruise (Snorkelling)

    4.5 from 328 Google reviews

    • Unlimited snorkelling all day
    • Up to three guided dives

    Costs extra: Fuel surcharge of $10 AUD per adult and $5 AUD per child, collected through a payment link before travel or…

    From, per person $299 RRP $308
    Book now (pick a date)
  12. Outer Reef Snorkel & Dive Cruise from Port Douglas

    4.7 from 832 Google reviews

    • Up to three outer reef sites
    • Agincourt and Opal Reefs

    Costs extra: Introductory dive fee (approx. $102 extra); Certified dive fee (approx. $81 extra)

    From, per person $309 RRP $319
    Book now (pick a date)
  13. Silversonic Barrier Reef Cruise (Snorkel)

    4.6 from 295 Google reviews

    • Three Agincourt ribbon reef sites
    • About five hours at the reef

    Costs extra: Fuel surcharge of $10 AUD per adult and $5 AUD per child, collected at check-in on the day of travel.

    From, per person $309 RRP $328
    Book now (pick a date)
  14. Outer Reef Pontoon Snorkel Day from Cairns

    4.6 from 789 TripAdvisor reviews

    • 90-minute direct reef crossing
    • Fast, stable motor catamaran

    Costs extra: Coach transfers and lockers

    From, per person $319 RRP $325
    Book now (pick a date)
  15. Poseidon Outer Reef Snorkel Day Trip from Port Douglas

    Departs Port Douglas

    • Three Agincourt Reef snorkel sites
    • 24-metre catamaran with air-con saloon

    Costs extra: Fuel surcharge ($10 adult, $5 child) paid at check-in

    From, per person $319
    Book now (pick a date)
  16. Agincourt Reef Pontoon Snorkel Day from Port Douglas

    4.6 from 1,378 Google reviews

    • Pontoon on the outer reef
    • Snorkel with lifeguard supervision

    Costs extra: Fuel surcharge of $10 AUD per adult and $5 AUD per child, collected at check-in on the day of travel.

    From, per person $329 RRP $338
    Book now (pick a date)
  17. Certified Dive Adventure 2D/1N (4 Day Dives, 1 Night Dives)

    4.6 from 480 Google reviews

    • Up to six dives in two days
    • Night dive included

    Costs extra: Bus Transfers; Wetsuit hire

    From, per person $789 RRP $795 $395/day
    Book now (pick a date)
  18. OceanQuest 2 Night Liveaboard

    4.5 from 2,845 TripAdvisor reviews

    • Up to ten dives in three days
    • Norman, Saxon and Hastings reefs

    Costs extra: Digital camera hire

    From, per person $949 RRP $950 $316/day
    Book now (pick a date)
  19. Certified Dive Adventure 3D/2N (7 Day Dives, 2 Night Dives)

    4.6 from 480 Google reviews

    • Up to nine dives, three days
    • Two night dives included

    Costs extra: Bus Transfers; Wetsuit hire

    From, per person $1,129 RRP $1,135 $376/day
    Book now (pick a date)
  20. PADI Open Water Course, 5 Days with Liveaboard

    4.8 from 283 Google reviews

    • Full PADI Open Water certification
    • 3-day liveaboard on the reef

    Costs extra: Digital underwater camera hire (extra cost); Environmental Management Charge ($100 from 1 April 2026), payable at check-in

    From, per person $1,199 RRP $1,315 $240/day
    Book now (pick a date)
  21. Cod Hole & Ribbon Reef 3 Night Liveaboard

    4.8 from 138 Google reviews

    • Up to 11 dives, three nights
    • The famous Cod Hole

    Costs extra: Full Gear Hire and Individual Gear Hire items available onboard at an additional charge

    From, per person $2,399 RRP $2,500 $600/day
    Book now (pick a date)
What travellers say

Reviews from real travellers

Public reviews of the operators who run these tours, shown as excerpts with the source on each.

★★★★★ via Tripadvisor
"This was a great snorkel experience. It was a quick boat ride out to the reef. … We snorkeled in two sites. The coral and fish were beautiful. Also, one our drive to Cape Tribulation, we saw a cassowary on the road."
B Beck D Cape Tribulation Reef Snorkel, Morning Tour
★★★★★ via Tripadvisor
"Really enjoyed our AM tour out to low isles. 40 minutes smooth journey out to the island, approximately 30 minutes of guided snorkelling. It was worth having a guide to point out really great spots and we saw 3 turtles which was the highlight for me."
M Molly S Low Isles Morning Snorkel Trip from Port Douglas
★★★★★ via Tripadvisor
"It was a really great tour, an aboriginal and cultural perspective and storytelling while going back and forth from the reefs. Very easy to just dive in when you reach the new site and good snorkeling equipment provided."
E Elliot C Dreamtime Snorkel
★★★★★ via Tripadvisor
"Completely amazing to see the fish and coral up close. Very cool to go on the private marine biology tour that takes you away from the crowds even more."
T Trail49858707375 Evolution Outer Reef Cruise (Snorkel)
★★★★★ via Tripadvisor
"We had a multi-generational family group and WaveDancer had something to suit everyone, from the glass-bottom boat for non-swimmers through to good options for confident snorkellers. There was genuinely more than we could fit into the day."
J Jo H Wavedancer Low Isles Day Trip from Port Douglas
★★★★★ via Tripadvisor
"The snorkelling site was beautiful. The coral looked colourful, and the whole experience was very enjoyable. The food was also great, with fruit, snacks, tea, coffee, and a warm lunch provided on board."
A A J Full Day Outer Great Barrier Reef Tour
Lowest price we've found

Below the RRP and every other booking site

Each tour here is below its RRP and below every other Australian booking site we check for it. We re-check every day; a tour drops off this list the moment anyone sells it for less.

TourRRPOur priceYou saveChecked
RRP · $1,315Our price · $1,199You save · $116Checked · Operator + 2 other booking sites, 28 OctBook now
RRP · $2,500Our price · $2,399You save · $101Checked · Operator + a web-wide checkBook now
RRP · $328Our price · $309You save · $19Checked · Operator + 2 other booking sites, 28 OctBook now
RRP · $217Our price · $199You save · $18Checked · Operator + 3 other booking sites, 28 OctBook now
RRP · $319Our price · $309You save · $10Checked · Operator + 3 other booking sites, 28 OctBook now
RRP · $308Our price · $299You save · $9Checked · Operator + 2 other booking sites, 28 OctBook now
RRP · $338Our price · $329You save · $9Checked · Operator + 3 other booking sites, 28 OctBook now
RRP · $307Our price · $299You save · $8Checked · Operator + 2 other booking sites, 28 OctBook now
RRP · $795Our price · $789You save · $6Checked · Operator + a web-wide checkBook now
RRP · $1,135Our price · $1,129You save · $6Checked · Operator + a web-wide checkBook now
RRP · $280Our price · $279You save · $1Checked · Operator + 2 other booking sites, 28 OctBook now
RRP · $950Our price · $949You save · $1Checked · Operator + 1 other booking site, 28 OctBook now

RRP = the recommended retail price per person for the same trip; savings are measured from it. Found it cheaper somewhere? Price Match Promise.

Can't pick? Tell me your dates.

Send your dates, budget and where you're starting from. I'll come back with the trip that fits, at the lowest price we can find.

What's included, and what costs extra

Grouped from each listing's own inclusions. Travel insurance is never included.

17 of 21 listings name a cost that isn't in the price; each card shows it under "Costs extra".

Choosing by more than price: Best reef snorkelling deals today · Port Douglas reef tours by price · Snorkel, dive or liveaboard? · What the reef really costs · Learning to dive · Cairns vs Port Douglas vs Airlie Beach.

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Great Barrier Reef tours prices: your questions

What is the cheapest Great Barrier Reef tour?

Green Island Eco Adventure + Boat Snorkel Trip at $189 per person is the lowest-priced Great Barrier Reef tour on this page today. The lowest-priced multi-day trip is Certified Dive Adventure 2D/1N (4 Day Dives, 1 Night Dives) at $789.

What costs extra on the day?

17 of 21 listings name a cost not in the price, such as sunsuit/wetsuit - available for hire; optional forever reef project add-on tour ($35 adult / $25 child); coach transfers from cairns or the northern beaches. The table shows each one; the tour page has the full list.

Is it cheaper to book Great Barrier Reef tours direct with the operator?

Not for the 12 tours in our lowest-price table: each is below its RRP and every other booking site we checked (biggest saving off RRP: PADI Open Water Course, 5 Days with Liveaboard, $116 less). For the rest, our Price Match Promise applies if you find the identical trip cheaper.

What's included in the price of Great Barrier Reef tours?

It depends on the trip. Of the 21 we sell: 4 include pickup or transfers; 20 include gear and equipment; 20 include some meals or snacks; 4 include accommodation. Each tour page lists exactly what's included and what isn't.

How do I get the cheapest price on Great Barrier Reef tours?

Each "from" price above is the trip's lowest-priced date and room, so pick a date that shows that price on the tour page. The 12 tours marked "Lowest price we've found" are below the RRP and every other booking site we checked today. Found the identical trip cheaper on another Australian booking site? Send us the link and we'll do our best to beat it (our Price Match Promise).

Are prices per person?

Yes, per person in AUD, the lowest price for each trip. Rooms, cabins and dates that cost more are priced on each tour page.