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

$317

Cheapest rate

rate per night

Provider
Nightly total
$317
$490

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
Standard Room
bed type unknown
$317
bed type unknown
$490
King room
1 king bed
$374
1 king bed
$577
Deluxe room
bed type unknown
$307
bed type unknown
$311
bed type unknown
$421
Double room
bed type unknown
$400
bed type unknown
$432
2 double beds
$490
*Total includes estimated local taxes & fees payable on check out.
Prices are based on 1 night, including VAT but not including other taxes and fees.
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.

Hotels similar to The Iso By Castle

Discover other properties in Kapaa that offer a similar experience and ambience to The Iso By Castle. In total, there are 740 hotels serving travellers in The Iso By Castle. Price data was last updated on 25 July 2025.

Top Kapaa hotels

Waipouli Beach Resort and Spa Kauai by Outrigger
Waipouli Beach Resort and Spa Kauai by Outrigger

Waipouli Beach Resort and Spa Kauai by Outrigger

4-820 Kuhio Highway, Kapaa, Kaua'i, HI, United States
0.0 km from city centre
Free Wi-Fi
$782
Avg. per night
View Deal
Sheraton Kauai Coconut Beach Resort
Sheraton Kauai Coconut Beach Resort

Sheraton Kauai Coconut Beach Resort

650 Aleka Loop, Kapaa, Kaua'i, HI, United States
0.0 km from city centre
Free Wi-Fi
$679
Avg. per night
View Deal
See more top hotels in Kapaa

Hotels closest to The Iso By Castle

These are the closest hotels within a 0.5 km proximity to The Iso By Castle. These hotels have an average nightly rate of $841 vs. $398 for The Iso By Castle. Data was last updated on 25 July 2025.
Waipouli Beach Resort C-105
Waipouli Beach Resort C-105

Waipouli Beach Resort C-105

4-820 Kuhio Hwy., Unit C-105, Kapaa, Kaua'i, HI, United States
0.3 km from city centre
Spa
$1,242
Avg. per night
View Deal
Worldmark Kapaa Shore
Worldmark Kapaa Shore

Worldmark Kapaa Shore

Kapaa, Kaua'i, HI, United States
0.5 km from city centre
$440
Avg. per night
View Deal
See more nearby hotels

Cheap Kapaa hotels

These hotels are among the lowest-priced properties for travellers in Kapaa. Currently, the lowest price for a hotel in Kapaa is $363. The cheapest hotel is Hotel Coral Reef priced at $363. Price data was last updated on 25 July 2025.
Hotel Coral Reef
Hotel Coral Reef

Hotel Coral Reef

4-1516 Kuhio Highway, Kapaa, Kaua'i, HI, United States
1.7 km from city centre
Free Wi-Fi
Parking
$363
Avg. per night
View Deal
Kauai Coast Resort at the BeachBoy
Kauai Coast Resort at the BeachBoy

Kauai Coast Resort at the BeachBoy

520 Aleka Loop, Kapaa, Kaua'i, HI, United States
3.4 km from city centre
Free Wi-Fi
Parking
$387
Avg. per night
View Deal
Aston Islander On The Beach
Aston Islander On The Beach

Aston Islander On The Beach

440 Aleka Place, Kapaa, Kaua'i, HI, United States
3.6 km from city centre
$388
Avg. per night
View Deal
Plantation Hale Suites
Plantation Hale Suites

Plantation Hale Suites

525 Aleka Loop, Kapaa, Kaua'i, HI, United States
3.4 km from city centre
$404
Avg. per night
View Deal
See cheapest hotels in Kapaa

Recommended hotels

Fern Grotto Inn
Fern Grotto Inn

Fern Grotto Inn

Kapaa, Kaua'i, HI, United States
4.2 km from city centre
Air conditioning
$463
Avg. per night
View Deal
Kauai Shores Hotel
Kauai Shores Hotel

Kauai Shores Hotel

420 Papaloa Road, Kapaa, Kaua'i, HI, United States
3.6 km from city centre
Free Wi-Fi
$466
Avg. per night
View Deal
Waipouli Beach Resort and Spa Kauai by Outrigger
Waipouli Beach Resort and Spa Kauai by Outrigger

Waipouli Beach Resort and Spa Kauai by Outrigger

4-820 Kuhio Highway, Kapaa, Kaua'i, HI, United States
2.8 km from city centre
Free Wi-Fi
$782
Avg. per night
View Deal
Sheraton Kauai Coconut Beach Resort
Sheraton Kauai Coconut Beach Resort

Sheraton Kauai Coconut Beach Resort

650 Aleka Loop, Kapaa, Kaua'i, HI, United States
3.2 km from city centre
Free Wi-Fi
$679
Avg. per night
View Deal
See other recommended hotels

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.

Rental Cars

Hire cars in Kapaa

Closest Airports

Flights to Kapaa

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.

  • Is pricing at The Iso comparable to 3 star hotels in Kapaa?

    The average rate for a night at The Iso is 14% less than the Kapaa average for similarly rated 3 stars hotels. The nightly rate at The Iso is typically $469, which is considered to be a good deal for a quality hotel room in Kapaa.

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

    At 14.9 km away, Lihue Airport is the closest airport to The Iso. The average expected drive time from The Iso to Lihue Airport is 0h 11m. It’s a good idea to research traffic trends between your hotel and the airport.

  • 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?

    The best way to contact The Iso is by calling +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?

    11:00. If you require a later check-out we advise discussing it with the front desk as soon as you’re able to. Check-in time is 15:00.

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

    Usually The Iso room prices are around $469/night, with the cheapest deals starting from $234/night. Prices vary based on many factors (e.g. dates, time of year, room type etc.) so use the form above to see deals for your intended stay.

  • Is there a restaurant at The Iso?

    The Iso does have a restaurant. For drinks at the accommodation, there is a bar available.

  • Does The Iso have a laundry service?

    This accommodation does offer laundry services. Guests can also use ironing facilities.

  • 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 ($324).

See more FAQs

Millions of Reviews

Real ratings and reviews from millions of guests, just like yourself. Book your perfect stay with confidence!

Best Hotel Deals

HotelsCombined sources over 3 million hotels and properties and compiles them in one place so you can compare the ideal accommodation.

Free cancellation

Plans change — we get it. And that’s why you can search and book hotels and accommodations on HotelsCombined from agencies that offer free cancellation

Search cheap hotels with HotelsCombined. Use the hotel finder to search for the cheapest hotel deal for all major destinations around the world. HotelsCombined searches hundreds of hotel booking sites to help you find hotels and book hotels that suit you best. Since HotelsCombined searches many hotel sites at once, you can find discount hotels quickly. Discover hotel discounts now and make your hotel reservation today.