The Iso By Castle

The Iso

Hotel
3 stars 

4-796 Kuhio Highway, Kapaa, Kaua'i, HI, United States

ExcellentBased on 2,326 reviews
8.1

$281

Cheapest rate

rate per night

Provider
Nightly total
$281
$284
$385
17 more The Iso By Castle deals
17 more The Iso By Castle deals

Best deals for The Iso By Castle

Explore the most appealing deals available for The Iso By Castle, ensuring you get the best value for your stay. Properties were last updated on 25 July 2025.
Fri 1/8
Sat 2/8
Deluxe room
bed type unknown
$281
bed type unknown
$284
bed type unknown
$385
Double room
bed type unknown
$366
bed type unknown
$395
2 double beds
$448
King room
1 king bed
$343
1 king bed
$528
Standard Room
bed type unknown
$290
bed type unknown
$448
*Total includes estimated local taxes & fees payable on check out.
Prices are based on 1 night, including fees but not including taxes.
Best priceguarantee

The Iso By Castle Information

Discover essential information, amenities, and features of The Iso By Castle, providing insights into what to expect during your stay. Information on this property was last updated on 25 July 2025.
Beachfront, with outdoor pool At The ISO by Castle, relax by an outdoor pool or hit the beach where you can enjoy snorkeling. The ISO by Castle offers 78 air-conditioned accommodations with compliment...

Good to know

Check-in time15:00
Check-out time11:00
Payment & CancellationPolicies vary by room type and provider.
Front desk number+1 808 822 3971
License number: W-34434930-01

Perks and amenities at The Iso By Castle

A comprehensive list of on-site, in-building, and in-room amenities you’ll find at The Iso By Castle
  • Private beach
  • Outdoor pool
  • Restaurant
  • Bar/Lounge
  • Free Wi-Fi
  • Coffee machine
  • Free parking
  • Flat-screen TV
  • TV
  • Cable or satellite TV

General

  • Terrace/Patio
  • Linens
  • Towels
  • Fan
  • Sea view
  • Seating area
  • Laundry facilities
  • Flat-screen TV
  • Free toiletries
  • Shampoo
  • Smoke alarms
  • Shower
  • Dishwasher
  • Iron and ironing board
  • Oven
  • Outdoor pool
  • Alarm clock
  • Key card access
  • No smoking
  • Balcony
  • Kitchenware
  • Restaurant
  • Bar/Lounge
  • Stovetop
  • Body soap
  • Hairdryer
  • Cable or satellite TV
  • Air-conditioned
  • Toaster
  • Refrigerator
  • Toilet
  • Toilet paper
  • Coffee machine
  • TV
  • Free parking
  • Conditioner
  • Upper floors accessible by stairs
  • Private beach
  • Dining area
  • Dining table
  • Private bathroom
  • Garden
  • Kitchen
  • 24-hour front desk
  • Kitchenette

Activities

  • Bicycle hire
  • Tennis

Reviews for The Iso By Castle

Read firsthand reviews and testimonials from guests who have stayed at The Iso By Castle, providing insights into their experiences. Travellers have left 2,326 reviews of The Iso By Castle to date. Review data was last updated on 25 July 2025.
8.1
Very GoodBased on 2,326 verified guest reviews
Pros +
  • Enjoyed yoga on site and bike rental (Oceanside bike path nearby). (in 3 reviews)
  • "Very comfortable beds and everything was nice, new and clean" (in 13 reviews)
  • The view from our room was amazing! (in 112 reviews)
Cons -
  • No air conditioning! (in 20 reviews)
  • There was no breakfast! (in 35 reviews)
  • Twin beds felt awful. (in 3 reviews)
No reviews found. Try removing a filter, changing your search, or clear all to view reviews.

Photos of The Iso By Castle

View a collection of 35 photos showcasing the rooms, amenities, and facilities of The Iso By Castle to help you visualise your stay. Photos for this property were last updated on 25 July 2025.

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Explore Kapaa

The Iso By Castle is located at 4-796 Kuhio Highway in the neighbourhood of Kapaa. Popular landmark data was lasted updated on 25 July 2025.

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Closest Airports

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FAQs when booking at The Iso By Castle

Find answers to commonly asked questions regarding bookings, amenities, policies, and more when booking a stay at The Iso By Castle. FAQs were last updated on 25 July 2025.

  • How close is The Iso to the nearest airport, Lihue Airport?

    At just 14.9 km apart, the expected drive time from the nearest airport, Lihue Airport, to The Iso is 0h 11m. The estimated drive time may vary depending on high and low traffic times in the surrounding area. This is especially true for metro areas.

  • Is there a pool at The Iso?

    Yes, The Iso has a pool for hotel guests. Generally, hotel pools have opening and closing times so be sure to speak to the front desk before using the pool.

  • What is the The Iso phone number?

    For questions regarding your hotel or your stay, call +1 808 822 3971.

  • Does The Iso have Wi-Fi available?

    Yes, The Iso has Wi-Fi available to hotel guests.

  • What is the check-out time at The Iso?

    The Iso has a normal check-in time of after 15:00, and check-out time of before 11:00.

  • How much does it cost to stay at The Iso, Kapaa?

    $214 per night is the best price found recently for a room at The Iso, with average deals around $429 per night. Enter your dates in the form above to see current prices.

  • Is there a restaurant at The Iso?

    Yes, food can be ordered from the The Iso restaurant. Opening times may vary. The hotel also has a bar.

  • Does The Iso have a laundry service?

    There’s a laundry service at The Iso that can be used by guests. Guests also have access to an iron and an ironing board during their stay - either in the room, or by asking the front desk.

  • What is the cheapest month to stay at The Iso?

    For the best chance to save money on your The Iso reservation, consider staying in June, when prices are typically at their lowest ($297).

  • What is the cheapest day to check into The Iso?

    Consider checking into The Iso on Friday, when the nightly price is typically at its lowest (average nightly rate of $321).

See more FAQs

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