The verdict
Our pick
Big Island: Kealakekua Bay Snorkel & Captain Cook Monument★ 4.90 (740) · 3h
Best value
Kailua-Kona: Captain Cook Monument Snorkel Tour & Sea Caves★ 4.79 (573) · 2h 30m
Top rated
Kealakekua Bay: Snorkel & Sail Tour with Kona Coffee Breakfast★ 4.96 (721) · 4h
Big Island Kealakekua Bay: Snorkel & Captain Cook Monument SailYou sail the Kona coast to Kealakekua Bay's marine sanctuary, snorkel around the Captain Cook Monument, and watch for spinner dolphins in water that locals call the best in the state. The boat provides breakfast, lunch, all gear, and in-water support. You need to be a confident swimmer, and the half-day timing means you're back by early afternoon.Is it for me?Book this if you want to snorkel one of Hawaii's best reefs without arranging your own boat, gear, or timing—the morning schedule and included meals mean you're handling nothing except showing up as a confident swimmer.
Big Island Kealakekua Bay: Snorkel & Captain Cook Monument SailYou board a boat on Kona's west shore and sail to Kealakekua Bay, where you snorkel twice—once near the Captain Cook Monument in a marine sanctuary, and once at Red Hill if weather allows. The crew provides all gear, in-water support, breakfast, lunch, and snacks. You need to be a confident swimmer, and the tour runs in the morning when the water is calmest.Is it for me?Book this if you're a confident swimmer who wants the best snorkeling on Big Island without renting gear separately or timing the tides yourself—the morning departure and crew support handle both, leaving you to focus on the reef and the fish.
Kona Snorkel Tour: Captain Cook Monument & Sea CavesA four-hour snorkel tour on the Kona coast visits Kealakekua Bay and Honaunau Bay, two marine sanctuaries near Captain Cook's Monument and Pu'uhonua O Hōnaunau National Historic Park. The boat is a RHIB (zodiac-style), guides teach Hawaiian and geological history as you cruise past sea caves and lava tubes, and all snorkel gear is provided. Minimum age is 6 years old; swimmers must be comfortable treading water unassisted and able to climb a metal ladder back into the boat.Is it for me?You get two distinct snorkel bays and the full history of the Kona coast in one morning because the boat moves between them and the crew teaches as you go — no separate history tour, no second trip needed.
Big Island: Afternoon Sail & Snorkel at Captain Cook MonumentYou sail the Kona Coast for three hours, snorkel in Kealakekua Bay's marine sanctuary near the Captain Cook Monument, and watch for spinner dolphins and reef fish. All gear, sunscreen, and snacks are included. The boat departs from Keauhou Bay and returns the same way—no transfers needed if you're staying nearby on the west side of the Big Island.Is it for me?Right for snorkelers and confident swimmers who want to see Kealakekua Bay's reef and marine life without arranging their own boat—the three-hour window is what fits both the sail and the snorkeling into one afternoon without rushing either one.
Frequently asked questions
Can I book with free cancellation?
Yes: 7 of the 7 options offer free cancellation, so you can book now and confirm your plans later.
How long do these experiences last?
Most options last between 2 and 5 hours.
Which one is the travelers' favorite?
Big Island: Kealakekua Bay Snorkel & Captain Cook Monument is the travelers' favorite, rated 4.90 out of 5 across 740 reviews.
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