The Iso

The Iso

Hotel
3 stars 

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

Excellent2,339 verified ratings
8.1

€196

Cheapest rate

rate per night

Provider
Nightly total
€196
€207
€224
4 more The Iso deals
4 more The Iso deals

Best deals for The Iso

Explore the most appealing deals available for The Iso, ensuring you get the best value for your stay. Properties were last updated on 26 August 2025.
Tue 2/9
Wed 3/9
Double room
Double room
No inclusions
2 double beds
€196
nightly with VAT
Double room
No inclusions
bed type unknown
€207
nightly with VAT
Double room
No inclusions
bed type unknown
€224
nightly with VAT
Double room
No inclusions
2 double beds
€264
nightly with VAT
Standard Room
Standard Room
No inclusions
bed type unknown
€158
nightly with VAT
Standard Room
No inclusions
bed type unknown
€254
nightly with VAT
King room
King room
No inclusions
1 king bed
€149
nightly with VAT
Deluxe room
Deluxe room
No inclusions
bed type unknown
€159
nightly with VAT
Deluxe room
No inclusions
bed type unknown
€161
nightly with VAT
Deluxe room
No inclusions
bed type unknown
€218
nightly with VAT
Deluxe room
No inclusions
bed type unknown
€220
nightly with VAT
How do payments to us affect ranking and how do we rank results?
Learn more
*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.
Privacy Preferences
Best priceguarantee

The Iso Information

Discover essential information, amenities, and features of The Iso, providing insights into what to expect during your stay. Information on this property was last updated on 26 August 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

A comprehensive list of on-site, in-building, and in-room amenities you’ll find at The Iso
  • 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

Read firsthand reviews and testimonials from guests who have stayed at The Iso, providing insights into their experiences. Travellers have left 2,343 reviews of The Iso to date. Review data was last updated on 26 August 2025.
8.1
Very Good2,343 verified ratings
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

View a collection of 35 photos showcasing the rooms, amenities, and facilities of The Iso to help you visualise your stay. Photos for this property were last updated on 26 August 2025.

Hotels similar to The Iso

Discover other properties in Kapaa that offer a similar experience and ambience to The Iso. In total, there are 746 hotels serving travellers in The Iso. Price data was last updated on 26 August 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
€362
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
€341
Avg. per night
View Deal
See more top hotels in Kapaa

Hotels closest to The Iso

These are the closest hotels within a 0.5 km proximity to The Iso. These hotels have an average nightly rate of €408 vs. €216 for The Iso. Data was last updated on 26 August 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
€643
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
0.4 km from city centre
Free Wi-Fi
€341
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
€241
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 €191. The cheapest hotel is Plantation Hale Suites priced at €191. Price data was last updated on 26 August 2025.
Plantation Hale Suites
Plantation Hale Suites

Plantation Hale Suites

525 Aleka Loop, Kapaa, Kaua'i, HI, United States
3.4 km from city centre
€191
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
€194
Avg. per night
View Deal
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
€203
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
€246
Avg. per night
View Deal
Kauai Coast Resort at the Beach Boy
Kauai Coast Resort at the Beach Boy

Kauai Coast Resort at the Beach Boy

520 Aleka Loop, Kapaa, Kaua'i, HI, United States
3.4 km from city centre
Free Wi-Fi
Parking
€208
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
€222
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
€362
Avg. per night
View Deal
See other recommended hotels

Explore Kapaa

The Iso is located at 4-796 Kuhio Highway in the neighbourhood of Kapaa. Popular landmark data was lasted updated on 26 August 2025.

Most Popular Landmarks

Town Park

4 mins drive

2.5 km

Kealia Beach

5 mins drive

2.9 km

Smith Family Garden Luau

6 mins drive

3.2 km

Sleeping Giant Trailhead

6 mins drive

3.6 km

Kapahi Park

11 mins drive

7.0 km

Town Park

4 mins drive

2.5 km

Kealia Beach

5 mins drive

2.9 km

Smith Family Garden Luau

6 mins drive

3.2 km

Sleeping Giant Trailhead

6 mins drive

3.6 km

Kapahi Park

11 mins drive

7.0 km

Car Hires

Car hire in Kapaa

Closest Airports

Flights to Kapaa

FAQs when booking at The Iso

Find answers to commonly asked questions regarding bookings, amenities, policies, and more when booking a stay at The Iso. FAQs were last updated on 26 August 2025.

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

    With no traffic, the 14.9 km drive between The Iso and Lihue Airport (the nearest airport) will generally only take about 0h 11m. If you’re staying in a metropolitan area, you may see your drive time increase due to busy roads.

  • 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?

    You can reach the front desk of The Iso at +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 €285/night, with the cheapest deals starting from €88/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?

    There is an on-site restaurant - contact The Iso for opening and last order times. A bar is also available on-site.

  • 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 (€168).

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

    Consider checking into The Iso on Sunday, when the nightly price is typically at its lowest (average nightly rate of €282).

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.