Krabi

15 Best Krabi Sunset & Bioluminescent Tours

The evening boats that stack three shows: sunset off the karsts, dinner on deck and a night swim through bioluminescent plankton that sparks at every stroke. Dark moons glow best; check the calendar before booking.

1.Krabi 4 Island Sunset Snorkeling Cruise + Bioluminescent Swim

Experience Krabi’s stunning islands on a sunset cruise with snorkeling, paddleboarding, and a magical bioluminescent swim, all with friendly guides and delicious food.

Most Popular★ 5.0

“Unique experience. There’s no boat like it in the bay! Relaxed. I loved all the swimming, snorkeling and jumping off the boat. Drinks and food were really good. It’s a great experience if you want to be in the water as much as possible. Also…”

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2.Krabi: Bioluminescent Plankton, Snorkeling & Sunset Tour

Experience Krabi’s stunning islands, vibrant sunsets, bioluminescent plankton, and delicious BBQ on this 6-hour tour designed for authentic, crowd-free adventures.

★ 4.3

“Selena was the best guide and had a great time with the group as well. It seems like the groups were created thoughtfully and intentionally, so we felt safe and could have unhindered fun! 10/10 recommend!”

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3.Krabi: 7 Islands Sunset Tour with Plankton Swim and BBQ

Experience the stunning 7 Islands of Krabi at sunset, snorkel with luminescent plankton, and enjoy a beach BBQ — a memorable adventure for nature lovers.

★ 4.0

“The sunset on the beach was cool. And the guide,Cha,great personality as have all the hosts I've encountered in krabi,bubbly and infectious and perfect for the role.”

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5.Krabi: Hong Island & Ko Pak Bia Tour with Sunset Dinner

Experience stunning sunsets, snorkel clear waters, and see bioluminescent plankton on this well-organized day trip from Krabi to Hong and Pak Bia Islands for $53.

★ 4.4

“Honest review: Let me start with the good Our guide and all the group was great and friendly, the boat trip was a bit bumpy but due to ocean conditions. Starting later made it so we basically had all the places/islands we visited for ourselves…”

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6.Krabi: Railay Phra Nang & Diamond Cave Sunset Plankton Tour

Discover Railay, Phra Nang Cave, Diamond Cave, sunset views, and glowing plankton on this 4.6-star tour from Krabi that blends culture, nature, and adventure.

★ 4.5

“Excellent trip, small friendly group, only 8 people. Very well organised. Our guide, Jess was fantastic, informative, polite, friendly and very professional.”

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7.Krabi 7 Island Sunset & BBQ Dinner (Join Tour)

Experience Krabi's stunning islands with this full-day tour, snorkeling, sunset views, and a BBQ dinner, offering authentic scenery and small-group comfort for $44.

“Had a really nice trip. Everything was well organized and enjoyable. A special thanks to our tour guide, Palm, who was friendly knowledgeable and made the whole experience ever better”

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10.Private Tour to Hong Islands & 4 Islands with Sunset & Night Snorkel

Discover Krabi's stunning islands on a private boat tour, including Hong Islands, four additional islands, sunset at Railay, and optional night snorkeling.

★ 5.0

“We went on a cold, rainy day and were still having a great time - beautiful views at each island and our guide was super friendly and we never felt rushed. We got to do some snorkeling at Koh Lao La Ding because we were…”

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11.4 Islands Sunset + Plankton by Speedboat – Small Group of 12

Experience Krabi's stunning islands, bioluminescent plankton, and white sand beaches on a small-group speedboat tour for authentic tropical memories.

★ 5.0

“We are so glad we did this sunset tour, Hat and the team were welcoming, fun and informative. Plenty of food and drink was provided throughout the afternoon. The time spent in each place was perfect for us, and snorkelling at night with bioluminescent plankton…”

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12.Krabi 7 Islands Snorkeling & Plankton Night by Big Longtail Boat

Discover Krabi's stunning islands on a 7-islands tour with snorkeling, sunset dinner, and bioluminescent plankton. Great for relaxing and exploring.

★ 4.0

“The whole day was fantastic! We had an awesome and attentive guide, made sure we knew exactly what was happening at all times. The views were beautiful! Snorkelling was great, even if visibility wasn’t great due to currents. The plankton were so cool to see!…”

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13.Private Phi Phi & 4 Islands Sunset Cruise by Speedboat – from Krabi

Experience a private speedboat tour from Krabi to Phi Phi and 4 Islands, with snorkeling, beaches, and a stunning sunset—perfect for personalized island adventures.

★ 5.0

“What a wonderful day! We arranged a hotel pick up (extra cost) and were really happy to start our tour and have the sunset too. Our guide Eky was exceptional. He really seems to enjoy his job and was attending to safety while helping us…”

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15.Krabi: Railay Beach Bioluminescent Plankton Ferry Cruise

Experience stunning sunsets, explore hidden caves, and witness bioluminescent plankton on a 3-hour ferry cruise to Railay Beach in Krabi, Thailand.

★ 3.7

“Punctual organization; Speedboat transfer; Time (1.5hrs) to walk railay islands; Nice sunset - lots of tourists (peak season) ; Short plancton stopp with swimming ( boat large enough to change clothing) ; Easy to find starting point; Expect to get wet when boarding the boat.…”

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More Krabi Sunset & Bioluminescent Tours

5.04 Islands Sunset Private Tour$488.83 4.7Krabi: Sunset Yoga Balance Join-in Class1.5 hours$23 3.9Krabi: Railay Sunset and Bioluminescent Plankton Tour3 hours - 210 minutes$31 4.5Krabi Sea Excursion & Romantic Sunset Cruise with BBQ Dinner$104.28 4.3Krabi: 7 Islands Sunset by Longtail Boat with Snorkeling$40 4.3Krabi: Hong Islands Sunset, Bioluminescent Plankton and BBQ5 - 7 hours$54 4.2Krabi: Koh Hong Sunset Tour w/ Buffet Dinner & Night Snorkel7 hours$63 4.0Hong Islands Sunset & Glow Plankton Night Trip from Krabi$52.08 5.0Phi Phi Islands with Sunset Party by Luxury Catamaran from Krabi$86.64 4.0Snorkeling and Sunset to Krabi 7 Islands by Longtail Boat + Buffet BBQ Dinner$41.66 4.0Krabi 7 Islands Snorkeling, Sunset Dinner & Plankton Night$45.69 5.0Krabi Private Snorkeling Cruise with Bioluminescent Night Snorkel$3,087.18 5.0Krabi Romantic Sunset Cruise with BBQ Seafood Dinner by Krabi Sea Cruise$76.04 4.37 Islands sunset tour plus bioluminescent plankton + BBQ6 hours$41 4.0From Ao Nang Hong Island Longtail Cruise with Sunset Dinner8 hours$52 4.07 Islands Sunset Tour plus Bioluminescent planktons + BBQ Dinner$51.63 4.3From Krabi: Hong Island Sunset Tour+Bioluminescent Plankton7 hours$63 3.5Krabi 7 Islands Sunset & Bioluminescence by Longtail boat$46.50 2.8Ao Nang Night Tour Swim with bioluminescent plankton3 - 7 hours$29 4.5Krabi: Ao Thalane Sunset Kayak adventure (group of 10 max)270 minutes - 5 hours$41 4.5Sunset Tour of the Hong Islands with Bioluminescent Plankton$58.32 4.5Luxury Sunset Cruise at Krabi’s Coastlin with Power Catamaran$77.26 4.07 Islands Sunset Tour with Buffet Dinner & Night Snorkeling$41.30 3.7Krabi: 7-Island Tour by Longtail Boat with Sunset$40

Explore Krabi

Longtails between karsts, hidden lagoons and cliffs climbers dream about.