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

“Krabi Sunset Cruises was nothing short of extraordinary and easily ranks as the best experience of all our travels so far. We absolutely loved the barge—looks straight out of a piratemovie, and it set the perfect tone for the day: relaxed, beautiRead more”

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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

“Everything was super smooth. Our guide M kept the good mood throughout the whole trip. Stunning views, snorkeling with colorful fish, tasty dinner and the cherry on top – tiny fireflies of the sea, the bioluminescent plankton. It was a well organized beautiful day. Khap…”

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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

“It was a beautiful experience with a perfect guide, the tour in the islands was very interesting and the dinner very good and various, the final swim with the plancton was memorable! I totally recommend it!”

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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

“What a fantastic day on team Fee. Although low tide got in the way of some snorkeling and going into the Hong Island lagoon, we enjoyed picture perfect beaches, fish swimming around our legs and enough time at each stop to really take it in.…”

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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

“Well organized and nice trip, but the most amazing part was the swimming with bioluminescent plankton,don’t miss it (like some of our group).Kudos to Aslan.”

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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.

“The tour hit all the promised highlights, and it was nice to be out on and in the water for the day. There were three issues: 1) They didn’t have snorkeling equipment in child sizes. We sized two masks down as far as they could…”

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9.Krabi: 4 Islands Sunset Longtail Boat Tour with BBQ Dinner

Explore Krabi’s stunning islands on a 4-islands sunset boat tour with snorkeling, bio-luminescent plankton, and a beach BBQ, all for $46.

★ 4.3

“Unforgettable day! We were just the 2 of us on the beautiful long-tail boat so it was like a private trip. Our guide Palm is so nice and speak English better than myself, truly a lovely person such as the Capitaine and his assistant. They…”

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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 were extremely disappointed. We booked a 4 island with night snorkel but that is not what we were given. We got to snorkel once after trying to find a jellyfish free spot but did not receive the night snorkel that we had purchased. On…”

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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

“Traveled with family & we were only in Krabi/Aonang for 2 nights. We had a fantastic guide, beautiful locations, refreshing snacks, and we had so much fun! The plankton experience was very cool too!”

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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 island views are breathtaking. The guides were very helpful. We had plenty of time to snorkel at 3 separate islands. The highlight was the bioluminescent plankton after dark It is hard to get in and out of the boat if you are not strong.”

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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.