On the water
Cruises and boat trips.
Prices run from $43 to $1675, and half of the 77 priced listings cost $87 or less. Most take 2 hours. The best reviewed with at least 100 reviews is Oahu: Waikiki Turtle Canyon Small-Group Snorkeling Tour (4.9 from 129 reviews). The most reviewed is Honolulu: Glass Bottom Boat Tour of Oahu's South Shore Reefs (1,727 reviews).
For the operators we researched and recommend, see our food tours and cooking classes in Honolulu, or the experiences overview.