Northwest of Honolulu on Oahu, the snorkeling at Makaha Beach Park is the second most popular on Oahu, especially during the summer months. Snorkelers at Makaha Beach Park will find diverse marine life including eels, sea turtles, manta rays and octopuses. There are caverns, tunnels and arches.
The Makaha Beach Park is located on Farmington Highway in Makaha. To reach the Makaha Beach Park snorkeling from Waikiki, head west on H-1 to Highway 93. Park just past Kili Drive. The best snorkeling is during the summer months and can be found on either end of the beach. To reach the best snorkeling on Oahu by air, you will need to fly into Honolulu International Airport (HNL) which is located just on the west side of Honolulu. There are direct flights into Honolulu from the US, Australia, New Zealand, American Samoa, Tahiti, Japan and Fiji. In addition, there are inter-island flights to all the main Hawaiian Islands. There is good snorkeling on Oahu year-round. But, the conditions very around the island depending upon time of year due to winds and currents. The north shore snorkeling dives are best from June through September and are usually closed out the rest of the year due to high surf. The south shore dive sites are best from November through May. The main exception is Hanauma Bay, which tends to be good year-round since it is very protected.
Overall, Makaha Beach Park is the 9th most popular snorkel dive spot of all 23 snorkeling dives in Oahu.