



by 100 Degrees East Dive Team
How do you want to book?
✓Confirmation before Wed, 9 Sept - card's only charged if it's a yes. If it's a no, still time to book on Viator.
Book on Viator Confirmed right away, but you pay full price.฿11,900This small-group boat tour lasts about 8 and a half hours, offering a quieter way to visit Angthong National Marine Park. The operator limits the group to 12 adults or 14 guests when children aged 4 to 12 are included, providing a high crew-to-guest ratio and English-speaking guides for personalized attention. The tour includes transfers to and from your accommodation on Koh Samui. The day begins with a cruise past Koh Samui’s northern coast toward the marine park. The first stop is Koh Wao, where you spend about an hour snorkeling. Guides select a safe spot, provide equipment including fins, life jackets, and life rings, and stay in the water to assist all skill levels, including non-swimmers. Next, the boat cruises along Angthong’s coastlines, passing limestone cliffs with varied formations. Then you arrive at a quiet beach for a three-hour break. Lunch prepared by the onboard chef is served here, followed by time to relax in the shade or swim. Kayaking is included, with guides leading trips along the coastline, under rock overhangs, and to secluded beaches. Guests may also remain on shore if preferred. The tour continues to the Blue Lagoon, also known as the Emerald Lagoon. A short 10-minute walk takes you to a viewing platform with panoramic views of the lagoon and surrounding islands. Guides stay nearby with refreshments and share information about the area’s wildlife and photo spots. Afterwards, the boat departs the park, giving you more views of the islands. The return trip to Koh Samui includes about an hour back to the 100 Degrees East center, where transport is ready to take you home. All fees, taxes, snorkeling gear, life jackets, towels, bottled water, carbonated beverages, snacks, lunch, kayaking, onboard restrooms, full insurance coverage, and transfers are included.
Ko Samui
The day starts cruising past the northern coast of Koh Samui heading toward Angthong National Marine Park.
Koh Wao Snorkeling
At Koh Wao, guests spend about one hour snorkeling at a location chosen for safety and enjoyment. Guides provide all snorkeling gear including fins, life jackets, and life rings, and remain in the water to assist swimmers of all levels, including non-swimmers.
60 min
Mu Ko Ang Thong National Marine Park
Relax on the boat as it cruises along the park’s limestone coastlines, passing rock formations that offer various shapes and photo opportunities.
Mu Ko Ang Thong National Marine Park
A three-hour stop at a peaceful beach includes a homemade lunch prepared by the onboard chef. Guests can rest under shade or swim. Kayaking is led by guides who help explore the coastline and visit quiet beaches, though guests may also choose to remain on the beach.
180 min
Blue Lagoon Emerald Lake
Guests walk about 10 minutes to a viewing platform overlooking the saltwater Emerald Lagoon, encircled by limestone cliffs and jungle. Guides stay nearby with refreshments and share information about the area, pointing out good photo spots and birds.
45 min
Ko Wua Ta Lap
As the speedboat leaves Angthong National Marine Park, guests see panoramic views of the islands before heading back.
Ko Samui
Return to the 100 Degrees East centre on Koh Samui at around 5.30pm where transport is ready to take guests back to their accommodation.
60 min




by 100 Degrees East Dive Team
How do you want to book?
✓Confirmation before Wed, 9 Sept - card's only charged if it's a yes. If it's a no, still time to book on Viator.
Book on Viator Confirmed right away, but you pay full price.฿11,900This small-group boat tour lasts about 8 and a half hours, offering a quieter way to visit Angthong National Marine Park. The operator limits the group to 12 adults or 14 guests when children aged 4 to 12 are included, providing a high crew-to-guest ratio and English-speaking guides for personalized attention. The tour includes transfers to and from your accommodation on Koh Samui. The day begins with a cruise past Koh Samui’s northern coast toward the marine park. The first stop is Koh Wao, where you spend about an hour snorkeling. Guides select a safe spot, provide equipment including fins, life jackets, and life rings, and stay in the water to assist all skill levels, including non-swimmers. Next, the boat cruises along Angthong’s coastlines, passing limestone cliffs with varied formations. Then you arrive at a quiet beach for a three-hour break. Lunch prepared by the onboard chef is served here, followed by time to relax in the shade or swim. Kayaking is included, with guides leading trips along the coastline, under rock overhangs, and to secluded beaches. Guests may also remain on shore if preferred. The tour continues to the Blue Lagoon, also known as the Emerald Lagoon. A short 10-minute walk takes you to a viewing platform with panoramic views of the lagoon and surrounding islands. Guides stay nearby with refreshments and share information about the area’s wildlife and photo spots. Afterwards, the boat departs the park, giving you more views of the islands. The return trip to Koh Samui includes about an hour back to the 100 Degrees East center, where transport is ready to take you home. All fees, taxes, snorkeling gear, life jackets, towels, bottled water, carbonated beverages, snacks, lunch, kayaking, onboard restrooms, full insurance coverage, and transfers are included.
Ko Samui
The day starts cruising past the northern coast of Koh Samui heading toward Angthong National Marine Park.
Koh Wao Snorkeling
At Koh Wao, guests spend about one hour snorkeling at a location chosen for safety and enjoyment. Guides provide all snorkeling gear including fins, life jackets, and life rings, and remain in the water to assist swimmers of all levels, including non-swimmers.
60 min
Mu Ko Ang Thong National Marine Park
Relax on the boat as it cruises along the park’s limestone coastlines, passing rock formations that offer various shapes and photo opportunities.
Mu Ko Ang Thong National Marine Park
A three-hour stop at a peaceful beach includes a homemade lunch prepared by the onboard chef. Guests can rest under shade or swim. Kayaking is led by guides who help explore the coastline and visit quiet beaches, though guests may also choose to remain on the beach.
180 min
Blue Lagoon Emerald Lake
Guests walk about 10 minutes to a viewing platform overlooking the saltwater Emerald Lagoon, encircled by limestone cliffs and jungle. Guides stay nearby with refreshments and share information about the area, pointing out good photo spots and birds.
45 min
Ko Wua Ta Lap
As the speedboat leaves Angthong National Marine Park, guests see panoramic views of the islands before heading back.
Ko Samui
Return to the 100 Degrees East centre on Koh Samui at around 5.30pm where transport is ready to take guests back to their accommodation.
60 min