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Ke Kai Catamaran · Waikiki Beach

Diamond Head from the water on Ke Kai

The Ke Kai catamaran launches straight off Waikiki Beach in front of Duke's and sails for an hour along the shore toward Diamond Head, with drinks on board. It's the best view of the crater you can get without climbing it, and an easy afternoon after a morning on the trail.

1-Hour Diamond Head Sail on the Ke Kai Catamaran

About this experience

Ke Kai sails from the sand in front of Duke's, at the Outrigger Waikiki (2335 Kalakaua Ave). You reach the beach through the hotel or a public beach access path and board from the shore. The boat heads out along the south shore with Waikiki's towers behind and Diamond Head ahead; it passes the crater without stopping. Guests say you leave your shoes in a bin before boarding.

Drinks are part of the price: alcoholic drinks and soda. Reviews mention mai tais and a party atmosphere with music, and on a windy day the sails go up and it's a fast, splashy ride. One guest saw a sea turtle. The age bands on the listing put everyone under 21 at the child rate, because of the drinks.

This isn't a Diamond Head ticket and doesn't include the hike. It pairs well with one, though. Climb in the morning with the Go Tours shuttle, or with Kaimana, then look back at the crater from the water in the afternoon. One guest wrote that it's not for small kids, and the listing doesn't recommend it for pregnant travelers or anyone with back problems.

  • Diamond Head and Waikiki from the water
  • Alcoholic drinks and soda included
  • Boards right on Waikiki Beach, in front of Duke's
  • Just one hour: easy to fit around a hike
  • Free cancellation up to 24 hours before

How the day runs

  1. 20 min beforeCheck in on the beach

    Walk through the Outrigger Waikiki or a public beach access to the sand in front of Duke's. Shoes go in a bin.

  2. Sail outOff Waikiki

    The catamaran pushes off the beach and raises its sails.

  3. Mid-sailToward Diamond Head

    Along the south shore with the crater ahead. Drinks are served on board.

  4. EndBack to the beach

    Sail back and step off onto Waikiki Beach.

The yellow Ke Kai catamaran on the water off Waikiki

What's included

Included

  • Alcoholic drinks
  • Soda
  • One-hour sail

Not included

  • A stop at Diamond Head (the boat sails past)
  • Diamond Head entry or hike
  • Food
  • Wheelchair access

Who it suits

Book it if

  • You hiked Diamond Head and want to see it from below
  • You want something easy for an afternoon or evening
  • You like a lively boat with drinks
  • You're travelling solo and want to meet people

Skip it if

  • You have small children with you
  • You get seasick easily
  • You're pregnant or have back problems
  • You want the summit view: book a morning hike instead

What guests say

★★★★★

Fun experience with great crew. We had high winds and when the sails went up it was a fast ride. Beautiful view of Waikiki and Diamond Head. Crew were safety conscious and helpful. Take off right from the beach in front of Dukes, so easy access to our hotel.

Kerry_S · Aug 2026
★★★★★

We arrived about 20minutes early once everything was cleared and ready they allowed us to get comfortable on the boat. You are required to remove and leave your shoes in a bin as an FYI.

Andy_G · Aug 2026
★★★★★

Excellent small trip out on the ocean great time crew where amazing so much fun. Nice relaxing cruise with great views back too Waikiki and Diamond Head

Craig_R · Oct 2025
★★★★★

Great experience, wish it was longer than an hour. Kyle, Isaiah, Capt. Justin were all professional and friendly. Reasonably priced.

Dorothy_W · Mar 2026

Tips before you book

  • Arrive 20 minutes early. Boarding is from the sand, and you'll want a good seat.
  • Wear clothes that can get wet, and keep your phone in a pouch.
  • Bring ID if you plan to drink.
  • Pick a late-afternoon sail after a morning hike. Your legs will thank you.
  • Bring sunscreen and a hat. There's little shade on deck.

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Frequently asked questions

Does the Ke Kai sail stop at Diamond Head?

No. The catamaran sails from Waikiki toward Diamond Head and back without stopping. It's a view from the water, not a hike.

Are drinks included?

Yes. Alcoholic drinks and soda are included in the price. Guests often mention the mai tais.

Where do you board?

On Waikiki Beach in front of Duke's, at the Outrigger Waikiki, 2335 Kalakaua Ave. Reach the sand through the hotel or a public beach access path.

Can children come?

Yes; everyone under 21 books at the child rate. One guest wrote it's not ideal for small kids because of the party atmosphere. For a family plan, see our guide to the ways to see Diamond Head.

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One hour on a catamaran from Waikiki Beach toward Diamond Head, drinks included.

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One hour on a catamaran from Waikiki Beach toward Diamond Head, drinks included.

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