Similan Liveaboard Departures April 2026

The Similan Islands are currently closed until 15 October 2025

For more information on the best time to go to the SImilan Islands click here.

Thinking of diving the Similan Islands in April 2025?

This page lists all Similan liveaboard trips departing during April. Browse through our featured boats, read a quick overview of each, and check the schedule to find your perfect Similan diving adventure.

Blue Dolphin

Blue Dolphin Similan liveaboard

Blue Dolphin

The Blue Dolphin is a modern steel-hulled Similan liveaboard offering four-day dive trips in Thailand. Known for excellent service, photo-friendly facilities, and professional staff, it’s a strong choice for divers looking for comfort and quality. A popular option for both experienced photographers and recreational divers.
  • Price from: 27,800 THB
Departs
Returns
Destination
Duration
Dives
April 2026
03 Apr 2026
07 Apr 2026
Similan Islands / Richelieu Rock
4D / 4N
14
Departs03 Apr 2026
Returns07 Apr 2026
DestinationSimilan Islands / Richelieu Rock
Duration4D / 4N
Dives14
08 Apr 2026
12 Apr 2026
Similan Islands / Richelieu Rock
4D / 4N
14
Departs08 Apr 2026
Returns12 Apr 2026
DestinationSimilan Islands / Richelieu Rock
Duration4D / 4N
Dives14
14 Apr 2026
18 Apr 2026
Similan Islands / Richelieu Rock
4D / 4N
14
Departs14 Apr 2026
Returns18 Apr 2026
DestinationSimilan Islands / Richelieu Rock
Duration4D / 4N
Dives14
20 Apr 2026
24 Apr 2026
Similan Islands / Richelieu Rock
4D / 4N
14
Departs20 Apr 2026
Returns24 Apr 2026
DestinationSimilan Islands / Richelieu Rock
Duration4D / 4N
Dives14
27 Apr 2026
01 May 2026
Similan Islands / Richelieu Rock
4D / 4N
14
Departs27 Apr 2026
Returns01 May 2026
DestinationSimilan Islands / Richelieu Rock
Duration4D / 4N
Dives14
View Boat

Thailand Aggressor

Thailand Aggressor Similan liveaboard

Thailand Aggressor

Dive Thailand’s best with the Thailand Aggressor. Explore the Similan Islands and Richelieu Rock during the high season, or venture south to Hin Daeng and Koh Haa in the low season. This spacious and well-equipped yacht offers comfort, great food, and world-class diving.
  • Price from: 60,093 THB
Departs
Returns
Destination
Duration
Dives
View Boat

Andaman

MV Andaman Similan liveaboard

Andaman

MV Andaman is a budget-friendly Similan liveaboard with a long history of safe, reliable trips to the best dive sites in Thailand. Known for its friendly crew, flexible itineraries, and great value, it’s an ideal option for divers looking to explore the Similan Islands without breaking the bank.
  • Price from: 16,600 THB
Departs
Returns
Destination
Duration
Dives
April 2026
02 Apr 2026
06 Apr 2026
Richelieu Rock / Surin Islands / Similan Islands
4D / 4N
13
Departs02 Apr 2026
Returns06 Apr 2026
DestinationRichelieu Rock / Surin Islands / Similan Islands
Duration4D / 4N
Dives13
07 Apr 2026
11 Apr 2026
Similan Islands / Surin Islands / Richelieu Rock
4D / 4N
13
Departs07 Apr 2026
Returns11 Apr 2026
DestinationSimilan Islands / Surin Islands / Richelieu Rock
Duration4D / 4N
Dives13
07 Apr 2026
14 Apr 2026
Similan Islands / Surin Islands / Richelieu Rock
7D / 7N
22
Departs07 Apr 2026
Returns14 Apr 2026
DestinationSimilan Islands / Surin Islands / Richelieu Rock
Duration7D / 7N
Dives22
07 Apr 2026
18 Apr 2026
Similan Islands / Surin Islands / Richelieu Rock / Similan Islands
11D / 11N
35
Departs07 Apr 2026
Returns18 Apr 2026
DestinationSimilan Islands / Surin Islands / Richelieu Rock / Similan Islands
Duration11D / 11N
Dives35
11 Apr 2026
14 Apr 2026
Koh Tachai (Similans) / Surin Islands / Richelieu Rock
3D / 3N
9
Departs11 Apr 2026
Returns14 Apr 2026
DestinationKoh Tachai (Similans) / Surin Islands / Richelieu Rock
Duration3D / 3N
Dives9
11 Apr 2026
18 Apr 2026
Richelieu Rock / Surin Islands / Similan Islands
7D / 7N
22
Departs11 Apr 2026
Returns18 Apr 2026
DestinationRichelieu Rock / Surin Islands / Similan Islands
Duration7D / 7N
Dives22
14 Apr 2026
18 Apr 2026
Richelieu Rock / Surin Islands / Similan Islands
4D / 4N
13
Departs14 Apr 2026
Returns18 Apr 2026
DestinationRichelieu Rock / Surin Islands / Similan Islands
Duration4D / 4N
Dives13
19 Apr 2026
23 Apr 2026
Similan Islands / Surin Islands / Richelieu Rock
4D / 4N
13
Departs19 Apr 2026
Returns23 Apr 2026
DestinationSimilan Islands / Surin Islands / Richelieu Rock
Duration4D / 4N
Dives13
19 Apr 2026
26 Apr 2026
Similan Islands / Surin Islands / Richelieu Rock
7D / 7N
22
Departs19 Apr 2026
Returns26 Apr 2026
DestinationSimilan Islands / Surin Islands / Richelieu Rock
Duration7D / 7N
Dives22
19 Apr 2026
30 Apr 2026
Similan Islands / Surin Islands / Richelieu Rock / Similan Islands
11D / 11N
35
Departs19 Apr 2026
Returns30 Apr 2026
DestinationSimilan Islands / Surin Islands / Richelieu Rock / Similan Islands
Duration11D / 11N
Dives35
23 Apr 2026
26 Apr 2026
Koh Tachai (Similans) / Surin Islands / Richelieu Rock
3D / 3N
9
Departs23 Apr 2026
Returns26 Apr 2026
DestinationKoh Tachai (Similans) / Surin Islands / Richelieu Rock
Duration3D / 3N
Dives9
23 Apr 2026
30 Apr 2026
Richelieu Rock / Surin Islands / Similan Islands
7D / 7N
22
Departs23 Apr 2026
Returns30 Apr 2026
DestinationRichelieu Rock / Surin Islands / Similan Islands
Duration7D / 7N
Dives22
26 Apr 2026
30 Apr 2026
Richelieu Rock / Surin Islands / Similan Islands
4D / 4N
13
Departs26 Apr 2026
Returns30 Apr 2026
DestinationRichelieu Rock / Surin Islands / Similan Islands
Duration4D / 4N
Dives13
View Boat

Explorer

Explorer Similan liveaboard

Explorer

A reliable and affordable Similan liveaboard, the MV Explorer is run by one of the most established dive operators in Khao Lak. Offering longer trips and more en-suite cabins than her sister ship, the Andaman, Explorer is a great option for divers looking for solid value and flexible itineraries.
  • Price from: 22,600 THB
Departs
Returns
Destination
Duration
Dives
April 2026
02 Apr 2026
07 Apr 2026
Similan Islands / Surin Islands / Richelieu Rock
5D / 5N
16
Departs02 Apr 2026
Returns07 Apr 2026
DestinationSimilan Islands / Surin Islands / Richelieu Rock
Duration5D / 5N
Dives16
02 Apr 2026
10 Apr 2026
Similan Islands / Surin Islands / Richelieu Rock
8D / 8N
25
Departs02 Apr 2026
Returns10 Apr 2026
DestinationSimilan Islands / Surin Islands / Richelieu Rock
Duration8D / 8N
Dives25
02 Apr 2026
15 Apr 2026
Similan Islands / Surin Islands / Richelieu Rock / Similan Islands
13D / 13N
41
Departs02 Apr 2026
Returns15 Apr 2026
DestinationSimilan Islands / Surin Islands / Richelieu Rock / Similan Islands
Duration13D / 13N
Dives41
07 Apr 2026
10 Apr 2026
Koh Tachai (Similans) / Surin Islands / Richelieu Rock
3D / 3N
9
Departs07 Apr 2026
Returns10 Apr 2026
DestinationKoh Tachai (Similans) / Surin Islands / Richelieu Rock
Duration3D / 3N
Dives9
07 Apr 2026
15 Apr 2026
Richelieu Rock / Surin Islands / Similan Islands
8D / 8N
25
Departs07 Apr 2026
Returns15 Apr 2026
DestinationRichelieu Rock / Surin Islands / Similan Islands
Duration8D / 8N
Dives25
07 Apr 2026
15 Apr 2026
Richelieu Rock / Surin Islands / Similan Islands
8D / 8N
25
Departs07 Apr 2026
Returns15 Apr 2026
DestinationRichelieu Rock / Surin Islands / Similan Islands
Duration8D / 8N
Dives25
10 Apr 2026
15 Apr 2026
Richelieu Rock / Surin Islands / Similan Islands
5D / 5N
16
Departs10 Apr 2026
Returns15 Apr 2026
DestinationRichelieu Rock / Surin Islands / Similan Islands
Duration5D / 5N
Dives16
17 Apr 2026
22 Apr 2026
Similan Islands / Surin Islands / Richelieu Rock
5D / 5N
16
Departs17 Apr 2026
Returns22 Apr 2026
DestinationSimilan Islands / Surin Islands / Richelieu Rock
Duration5D / 5N
Dives16
17 Apr 2026
25 Apr 2026
Similan Islands / Surin Islands / Richelieu Rock
8D / 8N
25
Departs17 Apr 2026
Returns25 Apr 2026
DestinationSimilan Islands / Surin Islands / Richelieu Rock
Duration8D / 8N
Dives25
17 Apr 2026
30 Apr 2026
Similan Islands / Surin Islands / Richelieu Rock / Similan Islands
13D / 13N
41
Departs17 Apr 2026
Returns30 Apr 2026
DestinationSimilan Islands / Surin Islands / Richelieu Rock / Similan Islands
Duration13D / 13N
Dives41
22 Apr 2026
25 Apr 2026
Koh Tachai (Similans) / Surin Islands / Richelieu Rock
3D / 3N
9
Departs22 Apr 2026
Returns25 Apr 2026
DestinationKoh Tachai (Similans) / Surin Islands / Richelieu Rock
Duration3D / 3N
Dives9
22 Apr 2026
30 Apr 2026
Richelieu Rock / Surin Islands / Similan Islands
8D / 8N
25
Departs22 Apr 2026
Returns30 Apr 2026
DestinationRichelieu Rock / Surin Islands / Similan Islands
Duration8D / 8N
Dives25
25 Apr 2026
30 Apr 2026
Richelieu Rock / Surin Islands / Similan Islands
5D / 5N
16
Departs25 Apr 2026
Returns30 Apr 2026
DestinationRichelieu Rock / Surin Islands / Similan Islands
Duration5D / 5N
Dives16
View Boat

Deep Andaman Queen

Deep Andaman Queen Similan liveaboard

Deep Andaman Queen

Deep Andaman Queen is a trusted mid-range Similan liveaboard with an experienced crew, spacious dive deck, and comfortable cabins. Offering a mix of dive itineraries, great food, and a relaxed atmosphere, it’s an excellent choice for divers wanting a memorable Similan diving experience at a fair price.
  • Price from: 25,500 THB
Departs
Returns
Destination
Duration
Dives
April 2026
05 Apr 2026
09 Apr 2026
Similan Islands / Surin Islands / Richelieu Rock / Boonsung Wreck
4D / 4N
14
Departs05 Apr 2026
Returns09 Apr 2026
DestinationSimilan Islands / Surin Islands / Richelieu Rock / Boonsung Wreck
Duration4D / 4N
Dives14
10 Apr 2026
14 Apr 2026
Similan Islands / Surin Islands / Richelieu Rock / Boonsung Wreck
4D / 4N
14
Departs10 Apr 2026
Returns14 Apr 2026
DestinationSimilan Islands / Surin Islands / Richelieu Rock / Boonsung Wreck
Duration4D / 4N
Dives14
15 Apr 2026
19 Apr 2026
Similan Islands / Surin Islands / Richelieu Rock / Boonsung Wreck
4D / 4N
14
Departs15 Apr 2026
Returns19 Apr 2026
DestinationSimilan Islands / Surin Islands / Richelieu Rock / Boonsung Wreck
Duration4D / 4N
Dives14
30 Apr 2026
04 May 2026
Similan Islands / Surin Islands / Richelieu Rock / Boonsung Wreck
4D / 4N
14
Departs30 Apr 2026
Returns04 May 2026
DestinationSimilan Islands / Surin Islands / Richelieu Rock / Boonsung Wreck
Duration4D / 4N
Dives14
View Boat
View All Of Our Similan Liveaboards

Want to know more about why you should choose a multi day? We have provided some extended information about why choosing a Similan liveaboard is the best way to dive the Similan Islands.

Thailand Dive and Sail • Down House • BR6 7JT
The philosophy behind Thailand Dive and Sail is to provide divers with the right trip tailored to their needs. Built up of a small team of experts who have dived in the Similans for more than 20 years, our knowledge about this amazing Thailand diving destination is almost unrivalled.

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