Similan Liveaboard Departures April 2026

The Similan Islands are currently open until 15 May 2026

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

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.

Departs

Returns

Destination

Duration

Dives

April 2026

03 Apr 2026

07 Apr 2026

Similan Islands / Richelieu Rock

4D / 4N

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

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

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

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

Departs27 Apr 2026

Returns01 May 2026

DestinationSimilan Islands / Richelieu Rock

Duration4D / 4N

Dives14

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.

Departs

Returns

Destination

Duration

Dives

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.

Departs

Returns

Destination

Duration

Dives

April 2026

02 Apr 2026

06 Apr 2026

Richelieu Rock / Surin Islands / Similan Islands

4D / 4N

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

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

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

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

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

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

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

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

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

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

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

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

Departs26 Apr 2026

Returns30 Apr 2026

DestinationRichelieu Rock / Surin Islands / Similan Islands

Duration4D / 4N

Dives13

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.

Departs

Returns

Destination

Duration

Dives

April 2026

02 Apr 2026

07 Apr 2026

Similan Islands / Surin Islands / Richelieu Rock

5D / 5N

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

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

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

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

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

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

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

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

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

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

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

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

Departs25 Apr 2026

Returns30 Apr 2026

DestinationRichelieu Rock / Surin Islands / Similan Islands

Duration5D / 5N

Dives16

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.

Departs

Returns

Destination

Duration

Dives

April 2026

05 Apr 2026

09 Apr 2026

Similan Islands / Surin Islands / Richelieu Rock / Boonsung Wreck

4D / 4N

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

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

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

Departs30 Apr 2026

Returns04 May 2026

DestinationSimilan Islands / Surin Islands / Richelieu Rock / Boonsung Wreck

Duration4D / 4N

Dives14

The Junk

A legendary vessel with a rich history, The Junk offers Similan liveaboard trips with excellent diving, experienced guides, and a unique atmosphere. Known for its role in a James Bond film, this charming schooner delivers safety, comfort, and great food while exploring Thailand’s best dive sites.

Departs

Returns

Destination

Duration

Dives

April 2026

01 Apr 2026

07 Apr 2026

Similan and Surin Islands

6D / 6N

Departs01 Apr 2026

Returns07 Apr 2026

DestinationSimilan and Surin Islands

Duration6D / 6N

Dives19

08 Apr 2026

12 Apr 2026

Similan and Surin Islands

4D / 4N

Departs08 Apr 2026

Returns12 Apr 2026

DestinationSimilan and Surin Islands

Duration4D / 4N

Dives14

12 Apr 2026

16 Apr 2026

Similan and Surin Islands

4D / 4N

Departs12 Apr 2026

Returns16 Apr 2026

DestinationSimilan and Surin Islands

Duration4D / 4N

Dives14

17 Apr 2026

23 Apr 2026

Similan and Surin Islands

6D / 6N

Departs17 Apr 2026

Returns23 Apr 2026

DestinationSimilan and Surin Islands

Duration6D / 6N

Dives19

23 Apr 2026

27 Apr 2026

Similan and Surin Islands

4D / 4N

Departs23 Apr 2026

Returns27 Apr 2026

DestinationSimilan and Surin Islands

Duration4D / 4N

Dives14

28 Apr 2026

04 May 2026

Similan and Surin Islands

6D / 6N

Departs28 Apr 2026

Returns04 May 2026

DestinationSimilan and Surin Islands

Duration6D / 6N

Dives19

The Phinisi

The Phinisi is a purpose-built dive boat styled as a traditional Indonesian phinisi, offering luxury and comfort on Similan liveaboard trips. With spacious decks, well-appointed cabins, and a professional dive team, it’s ideal for divers seeking a reliable and high-quality experience around Thailand’s best dive sites.

Departs

Returns

Destination

Duration

Dives

April 2026

11 Apr 2026

19 Apr 2026

Best of Thailand

8D / 8N

Departs11 Apr 2026

Returns19 Apr 2026

DestinationBest of Thailand

Duration8D / 8N

Dives26

20 Apr 2026

28 Apr 2026

Best of Thailand

8D / 8N

Departs20 Apr 2026

Returns28 Apr 2026

DestinationBest of Thailand

Duration8D / 8N

Dives26

29 Apr 2026

07 May 2026

Best of Thailand

8D / 8N

Departs29 Apr 2026

Returns07 May 2026

DestinationBest of Thailand

Duration8D / 8N

Dives26

Pawara

MV Pawara is a Thai-run steel liveaboard offering mid-range trips to the Similan Islands and Richelieu Rock. With en-suite cabins, good food, and friendly service, it’s a solid choice for divers seeking a reliable experience—though often busy, especially when sailing alongside sister ship Sawasdee Fasai.

Departs

Returns

Destination

Duration

Dives

April 2026

01 Apr 2026

05 Apr 2026

Similan Islands / Richelieu Rock

4D / 4N

Departs01 Apr 2026

Returns05 Apr 2026

DestinationSimilan Islands / Richelieu Rock

Duration4D / 4N

Dives14

06 Apr 2026

10 Apr 2026

Similan Islands / Richelieu Rock

4D / 4N

Departs06 Apr 2026

Returns10 Apr 2026

DestinationSimilan Islands / Richelieu Rock

Duration4D / 4N

Dives14

11 Apr 2026

15 Apr 2026

Similan Islands / Richelieu Rock

4D / 4N

Departs11 Apr 2026

Returns15 Apr 2026

DestinationSimilan Islands / Richelieu Rock

Duration4D / 4N

Dives14

16 Apr 2026

20 Apr 2026

Similan Islands / Richelieu Rock

4D / 4N

Departs16 Apr 2026

Returns20 Apr 2026

DestinationSimilan Islands / Richelieu Rock

Duration4D / 4N

Dives14

21 Apr 2026

25 Apr 2026

Similan Islands / Richelieu Rock

4D / 4N

Departs21 Apr 2026

Returns25 Apr 2026

DestinationSimilan Islands / Richelieu Rock

Duration4D / 4N

Dives14

26 Apr 2026

30 Apr 2026

Similan Islands / Richelieu Rock

4D / 4N

Departs26 Apr 2026

Returns30 Apr 2026

DestinationSimilan Islands / Richelieu Rock

Duration4D / 4N

Dives14

Sawasdee Fasai

A well-run steel-hulled vessel, Sawasdee Fasai offers dependable Similan liveaboard trips at a fair price. With spacious cabins, experienced Thai crew, and a relaxed atmosphere, it’s a popular choice for mid-range divers. Expect warm hospitality, good food, and access to Thailand’s best dive sites.

Departs

Returns

Destination

Duration

Dives

April 2026

01 Apr 2026

05 Apr 2026

Similan Islands / Richelieu Rock

4D / 4N

Departs01 Apr 2026

Returns05 Apr 2026

DestinationSimilan Islands / Richelieu Rock

Duration4D / 4N

Dives14

06 Apr 2026

10 Apr 2026

Similan Islands / Richelieu Rock

4D / 4N

Departs06 Apr 2026

Returns10 Apr 2026

DestinationSimilan Islands / Richelieu Rock

Duration4D / 4N

Dives14

11 Apr 2026

15 Apr 2026

Similan Islands / Richelieu Rock

4D / 4N

Departs11 Apr 2026

Returns15 Apr 2026

DestinationSimilan Islands / Richelieu Rock

Duration4D / 4N

Dives14

16 Apr 2026

20 Apr 2026

Similan Islands / Richelieu Rock

4D / 4N

Departs16 Apr 2026

Returns20 Apr 2026

DestinationSimilan Islands / Richelieu Rock

Duration4D / 4N

Dives14

21 Apr 2026

25 Apr 2026

Similan Islands / Richelieu Rock

4D / 4N

Departs21 Apr 2026

Returns25 Apr 2026

DestinationSimilan Islands / Richelieu Rock

Duration4D / 4N

Dives14

26 Apr 2026

30 Apr 2026

Similan Islands / Richelieu Rock

4D / 4N

Departs26 Apr 2026

Returns30 Apr 2026

DestinationSimilan Islands / Richelieu Rock

Duration4D / 4N

Dives14

Bavaria

Bavaria is a reliable steel-hulled Similan liveaboard with flexible itinerary options and a solid reputation for quality and safety. Choose from short or full-length trips exploring the Similan Islands, Surin Islands, and Richelieu Rock. A trusted choice with excellent service, especially popular with German-speaking guests.

No schedule available.

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.