The Iso

The Iso

Hotel
3 stars 

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

ExcellentBased on 2,301 reviews
8.1

€162

Cheapest rate

rate per night

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 6 June 2025.
Fri 13/6
Sat 14/6
Deluxe room
Deluxe room
No inclusions
bed type unknown
€162
nightly with VAT
Deluxe room
No inclusions
bed type unknown
€164
nightly with VAT
Deluxe room
No inclusions
bed type unknown
€216
nightly with VAT
Deluxe room
No inclusions
bed type unknown
€220
nightly with VAT
King room
King room
No inclusions
1 king bed
€228
nightly with VAT
King room
No inclusions
1 king bed
€305
nightly with VAT
Standard Room
Standard Room
No inclusions
bed type unknown
€148
nightly with VAT
Standard Room
No inclusions
bed type unknown
€259
nightly with VAT
Double room
Double room
No inclusions
bed type unknown
€212
nightly with VAT
Double room
No inclusions
bed type unknown
€228
nightly with VAT
Double room
No inclusions
2 double beds
€259
nightly with VAT
Double room
No inclusions
2 double beds
€270
nightly with VAT
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*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.
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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 6 June 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 2,301 reviews of The Iso to date. Review data was last updated on 6 June 2025.
8.1
Very GoodBased on 2,301 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)

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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 6 June 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 743 hotels serving travellers in The Iso. Price data was last updated on 6 June 2025.

Explore Kapaa

The Iso is located at 4-796 Kuhio Highway in the neighbourhood of Kapaa. Popular landmark data was lasted updated on 6 June 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

Closest Airports

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 6 June 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.

  • 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 March, when prices are typically at their lowest (€197).

  • 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 €289).

See more FAQs

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