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    1. Local experiences
    2. /Things to do in Lahaina…
    3. /Water Activities
    4. /Scuba Diving
    5. /2-Tank Lanai Cathedrals Boat Dive
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    2-Tank Lanai Cathedrals Boat Dive

    Explore Lanai caverns and arches on two guided boat dives

    4.9 stars• 1.7K reviews

    Duration

    6 hrs

    Ideal For

    Up to 14 people

    Includes

    2 tanks, 2 dives, snacks & water

    Highlights

    Cross to Lanai aboard a Zodiac raft for two guided dives among caverns, lava shoots, swim-throughs, and arches. Begin at another Lanai site before diving the Cathedrals, with sites selected for conditions.

    • Explore volcanic caverns, swim-throughs, lava shoots, and arches
    • Descend to average depths of 70 feet on dives lasting up to 60 minutes, air supply permitting
    • Look for corals, nudibranchs, octopus, eels, reef sharks, turtles, and endemic fish
    • Travel aboard a boat with a freshwater shower and no toilet
    • Rent scuba gear, add lunch, Nitrox, a dive light, or a GoPro for an additional cost

    What's Included

    • Two tanks
    • Two guided dives
    • Certified dive instructor guides
    • Snack bar
    • Water

    Important details

    • Arrive for 6:30am check-in; the boat departs at 7:00am
    • Ages 14+ only; Open Water certification or higher required
    • Requires a dive within the last 18 months
    • Requires moderate physical fitness and good health with no pre-existing conditions that may affect scuba diving
    • Not available during pregnancy or with back or neck injuries
    • Bring proof of certification to check-in
    • Avoid elevations of 1,000 feet or higher for 18 hours after diving
    • Do not use spray sunscreen
    • Bring a towel, sunscreen, hat, sunglasses, bathing suit, and a windbreaker or light jacket

    Cancellation Policy

    A 48-hour cancellation policy applies. Cancellations made less than 24 hours before the start incur a 100% cancellation fee. Arrive on time; if the group has departed, you will be charged in full.

    Product ID: ETMZS5

    FAQs

    Join only if you are Open Water certified (or higher), age 14+, and you have dived within the last 18 months (no exceptions). If it has been more than 18 months, you cannot join this Lanai boat charter.

    Do not participate if you are pregnant or if you have back or neck injuries. Children are not allowed.

    Bring proof of certification, a bathing suit, towel, windbreaker or light jacket, hat, reef-safe sunscreen (no spray sunscreen), and any dive gear you own.

    Meeting details

    Dive Maui, 1223 Front St, Lahaina, HI 96761

    Experience provided by Dive Maui

    Related locations

    How can we help?

    We are here to assist with special requests, large groups, last minute needs, and any questions you may have.

    Call or text 1-877-GREET-WELL

    Report an issue

    Certified Diver

    $306.89

    Must be SCUBA certified

    0

    Private charter

    $4,795.90

    0

    Why book through Greetwell?

    • No Added Fees

      No booking or service fees, ever

    • Concierge Support Included

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    • Free Cancellation Available

      Most experiences can be cancelled for a full refund

    Discover what we've curated for you

    Review summary

    4.9
    Excellent
    1.7K reviews•Google Maps
    1,605
    22
    9
    6
    22

    Divers consistently praise the professional crew here, with guides like Matt, Abby, Scott, and Joe earning particular recognition for their friendly, knowledgeable approach. The team strikes a nice balance between maintaining safety protocols and treating guests like capable adults. Shore dives reveal impressive marine life including turtles, sharks, frogfish, and spotted eagle rays, while the popular Lanai Cathedrals trips deliver stunning visibility and memorable underwater encounters. Reviewers appreciate how accommodating the staff is, from last-minute bookings to washing personal gear. One detailed account describes a challenging dive involving strong currents where the group struggled to keep pace with their divemaster, combined with unassigned dive buddies and a medical emergency that cut the trip short. However, this appears to be an outlier among overwhelmingly positive experiences. Most divers, including those with 100+ dives under their belts, report excellent conditions and attentive guidance. The main heads-up is that boat rides across channels can get bumpy, so seasickness medication is smart if you're prone to motion sickness.

    What people are saying

    Review 1 of 5
    5/5

    Great experience with Dive Maui! Our guide Brian made everything easy from the start and made us feel comfortable and relaxed throughout the whole dive. The Cathedrals dive was really special. Brian knew exactly where to take us to get the best views inside the formations, especially the spots where the sunlight comes through the openings and creates an incredible effect underwater, as well as the best places to spot marine life along the way. Definitely one of the highlights of my diving in Hawaii!

    Photo of Tomás Arranz

    Tomás Arranz

    September 2, 2026

    Review 1 of 1
    5/5

    Great experience with Dive Maui! Our guide Brian made everything easy from the start and made us feel comfortable and relaxed throughout the whole dive. The Cathedrals dive was really special. Brian knew exactly where to take us to get the best views inside the formations, especially the spots where the sunlight comes through the openings and creates an incredible effect underwater, as well as the best places to spot marine life along the way. Definitely one of the highlights of my diving in Hawaii!

    Photo of Tomás Arranz

    Tomás Arranz

    September 2, 2026

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