North of Lahaina and Kapalua on Maui, the snorkeling in Honolua Bay is popular due to spectacular marine life and is considered the best on Maui. The Honolua Bay is part of the is part of the Honolua-Mokuleia Bay Marine Life Conservation District.
The best Honolua Bay snorkeling is to the far right of the slippery boat ramp. Start by walking along the righthand rocks before entering the water. There is plenty of coral formations and most of the marine life in the bay is on this side. You may see humuhumunukunukuapua’a (Hawaiian state fish aka rectangular triggerfish), hawk fish, jacks, moray eels, box fish, tangs, parrotfish, turtles and wrasse. There is excellent clarity the further out you go as you move away from the murky beach water.
Further out on the right side is the famous surf break. The best time for snorkeling at Honolua Bay is on calm days especially if there hasn't been much rain in the past couple days. The bay turns brown after rain.
To reach the Honolua Bay snorkeling from Napili, follow Highway 30 to 0.5 miles past milepost 32. Look for the gate down in the wash. Park off the road beyond the white line and walk past the gate to the beach. Make sure to arrive early to get a parking spot and since Honolua Bay is popular with snorkeling tour boats. It is located about 90 minutes from the Kahului airport.
To reach the snorkeling on Maui by air, you will need to fly into Kahului Airport (OGG) which is located in the middle of the north coast of Maui. It is served by direct flights from the mainland US and also by inter-island flights from several other Hawaiian Islands by regional carriers.
Overall, Honolua Bay is the 5th most popular snorkel dive spot of all 21 snorkeling dives in Maui.