Tomorrow's Dive Sites
2 April 2026
Surin Islands & Richelieu
Friday Dive Sites
3 April 2026
Koh Bon
Daily Similan Diving Schedule 2025 – 2026
Big Blue Diving Khao Lak now has more day trip diving options than ever on our brand new speed boat the Wave Rider.
Similan Islands diving day trips are the fastest way to see the best of the Similan and Surin National Parks.
Our daily schedule allows you to see the best the West Coast has to offer, plus we dive at the world famous Richelieu Rock four days a week.
Wave Rider Weekly Schedule
Day Trip Diving Price List
Additional Costs
Day Trip Diving Packages
3 Day Package
Save when you dive 3 days with us-
National Park Fees - 2,100 THB
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Equipment Rental - 1,500 THB
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Dive Computer - 750 THB
-
Nitrox Tanks - 1,500 THB
5 Day Package
Save when you dive 5 days with us-
National Park Fees - 3,500 THB
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Equipment Rental - 2,500 THB
-
Dive Computer - 1,000 THB
-
Nitrox Tanks - 2,500 THB
7 Day Package
Save when you dive 7 days with us-
National Park Fees - 4,900 THB
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Equipment Rental - 3,500 THB
-
Dive Computer - 1,400 THB
-
Nitrox Tanks - 3,500 THB
Departing from Khao Lak
The Wave Rider departs from our pier located to the North of Khao Lak. This way we can get you to and from the dive sites in the best possible time.
With now more day trip options than ever before, you see the best of the West Coast and be back at your hotel in time for sunset by the pool.
Depending on the location of your hotel and departure pier, you will be picked up some time between 07:00 and 08:30. If you would like advice on the best hotels around Khao Lak then please contact us for more information.
Included
- Experienced dive guide
- Taxi to and from private pier
- Water and Soft Drinks
- Lunch and fresh fruits
- Tanks and weights
Optional Extras
- Personal diving insurance: 300฿
- Nitrox: 250฿ per tank
- Nitrox packages available on multiple day trips
- Underwater camera: 1,000฿
- Dive computer: 250฿
Our Similan Dive Sites and Surin Dive Sites
Wave Rider Speedboat
The Best Dive Guides
Maximum of 4 divers per guide
Nitrox Pre-order now available
Our Similan Liveaboard
The MV Blue Dolphin
One Day Not Enough?
Similan Islands Diving
If you can find any other Similan Islands diving day trip cheaper than us, we will match the price!!
Wave Rider is our boat. We designed it and operate it. Therefore we can answer all your questions quickly and accurately. We can also advise you on hotel and transport options.
Wave Rider departs from a private pier 30km further North of other day trips. This location combined with a fast and comfortable speedboat means we get to Richelieu Rock in just over 1 hour!
Big Blue offer exclusive day trip Similan Islands diving packages including Koh Bon, Koh Tachai and Richelieu Rock.
This is the best value Similan Islands diving option available anywhere.
See all the best dive sites in just 3 days and be back each day in time for sunset drinks on the beach.