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THE ISO HOTEL, Trademark Collection by Wyndham

3.5 star property
3.5-star beachfront resort with outdoor pool

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Photo gallery for THE ISO HOTEL, Trademark Collection by Wyndham

House, 1 Bedroom, Non Smoking (Beach)
Room, 1 King Bed, Non Smoking, Ocean View
Premium Ocean Front View (1st - 3rd Upper Floors, stair access only) | Balcony view
Premium Ocean Front View (1st - 3rd Upper Floors, stair access only) | View from room
Premium Ocean Front View (1st - 3rd Upper Floors, stair access only)

Reviews

8.4 out of 10
Very good

Popular amenities

  • Breakfast included
  • Air conditioning
  • Bar

Explore the area

View in a map
4-796 Kuhio Hwy, Kapaa, HI, 96746
  • Place, Waipouli Beach
    ‪3 min walk‬
  • Place, Coconut Marketplace
    ‪14 min walk‬
  • Place, Lae Nani Beach
    ‪3 min drive‬
  • Airport, Lihue, HI (LIH)
    ‪13 min drive‬

Room options

View all photos for House, 1 Bedroom, Non Smoking (Beach)

House, 1 Bedroom, Non Smoking (Beach)

House, 1 Bedroom, Non Smoking (Beach)

  • Sleeps 4
  • 1 King Bed

Suite, 1 Bedroom, Non Smoking, Ocean View

  • Sleeps 4
  • 1 King Bed

View all photos for Deluxe Room, 1 King Bed, Non Smoking, Ocean View

Deluxe Room, 1 King Bed, Non Smoking, Ocean View

Deluxe Room, 1 King Bed, Non Smoking, Ocean View

  • Sleeps 4
  • 1 King Bed

View all photos for Room, 1 King Bed, Non Smoking, Ocean View

Room, 1 King Bed, Non Smoking, Ocean View

Room, 1 King Bed, Non Smoking, Ocean View

  • Sleeps 3
  • 1 King Bed

View all photos for Room, 1 King Bed, Non Smoking, Oceanfront

Room, 1 King Bed, Non Smoking, Oceanfront

Room, 1 King Bed, Non Smoking, Oceanfront

  • Sleeps 3
  • 1 King Bed

View all photos for Room, 1 King Bed, Non Smoking, Partial Sea View (Pool View)

Room, 1 King Bed, Non Smoking, Partial Sea View (Pool View)

Room, 1 King Bed, Non Smoking, Partial Sea View (Pool View)

10.0 out of 10
Exceptional
(1 review)
  • Sleeps 3
  • 1 King Bed

View all photos for Premium Room, 1 King Bed, Non Smoking, Oceanfront

Premium Room, 1 King Bed, Non Smoking, Oceanfront

Premium Room, 1 King Bed, Non Smoking, Oceanfront

  • Sleeps 3
  • 1 King Bed

View all photos for Deluxe Room, 2 Double Beds, Non Smoking, Ocean View

Deluxe Room, 2 Double Beds, Non Smoking, Ocean View

Deluxe Room, 2 Double Beds, Non Smoking, Ocean View

  • Sleeps 4
  • 2 Double Beds

View all photos for Room, 2 Double Beds, Non Smoking, Ocean View

Room, 2 Double Beds, Non Smoking, Ocean View

Room, 2 Double Beds, Non Smoking, Ocean View

  • Sleeps 4
  • 2 Double Beds

View all photos for Room, 2 Double Beds, Non Smoking, Oceanfront

Room, 2 Double Beds, Non Smoking, Oceanfront

Room, 2 Double Beds, Non Smoking, Oceanfront

  • Sleeps 4
  • 2 Double Beds

View all photos for Room, 2 Double Beds, Non Smoking, Partial Sea View (Pool View)

Room, 2 Double Beds, Non Smoking, Partial Sea View (Pool View)

Room, 2 Double Beds, Non Smoking, Partial Sea View (Pool View)

  • Sleeps 4
  • 2 Double Beds

View all photos for Premium Room, 2 Double Beds, Non Smoking, Oceanfront

Premium Room, 2 Double Beds, Non Smoking, Oceanfront

Premium Room, 2 Double Beds, Non Smoking, Oceanfront

  • Sleeps 4
  • 2 Double Beds

Run Of House

  • Sleeps 2

1 King Bed, 1-Bedroom Beach House, Non-Smoking

  • Sleeps 4

About the area

Kapaa

On the beach.With a stay at this Waipouli resort, you'll be within half a mile (1 km) of Waipouli Beach and 2 miles (3 km) of Fuji Beach. Coconut Marketplace and Kapaa Shopping Center are also within 2 miles (3 km).
View more Resorts in KapaaOpens in a new window

What's nearby

  • Waipouli Beach - 3 min walk - 0.3 km
  • Coconut Marketplace - 14 min walk - 1.2 km
  • Fuji Beach - 15 min walk - 1.3 km
  • Lae Nani Beach - 3 min drive - 1.5 km
  • Wailua Beach - 3 min drive - 1.9 km

Getting around

  • Lihue Airport (LIH) - 31 min drive

Restaurants

  • ‪McDonald's - ‬4 min walk
  • ‪Starbucks - ‬6 min walk
  • ‪Taco Bell - ‬8 min walk
  • ‪JoJo’s Shave Ice - ‬16 min walk
  • ‪Kenji Burger - ‬13 min walk

About this property

THE ISO HOTEL, Trademark Collection by Wyndham

3.5-star beachfront resort with outdoor pool
There's a restaurant on site. You can enjoy a drink at the bar/lounge. Free breakfast is served daily.

THE ISO HOTEL, Trademark Collection by Wyndham also features an outdoor pool, a garden, and a water dispenser.

This 3.5-star Kapaa resort is smoke free.

  • 78 guestrooms or units
  • 3 levels
  • 5 buildings
  • Continental breakfast (free)
  • Front desk (limited hours)
  • Garden
  • No smoking on site
  • Water dispenser
  • Bar or lounge
  • Dining venue
THE ISO HOTEL, Trademark Collection by Wyndham offers 78 air-conditioned accommodations with complimentary toiletries and ceiling fans. Rooms open to balconies. 42-inch flat-screen televisions come with cable channels. Guests can make use of the in-room refrigerators and coffee/tea makers. Bathrooms include shower/tub combinations.

Similar properties

Suite, 1 King Bed, Ocean View (Panoramic) | Balcony
Aston Islander on the Beach
Waipouli
  • Pool
  • Restaurant
  • Air conditioning
  • Bar
4.3 out of 5, Excellent, 1,001 reviews
The price is CA $326
CA $431 total
includes taxes & fees
Apr 18 - Apr 19
Aston Islander on the Beach

Property amenities

Family friendly

  • In-room refrigerator
  • Outdoor pool

Internet

  • Available in all rooms: High-speed internet

Food and drink

  • Free continental breakfast available daily 7:00 AM to 9:30 AM
  • A bar/lounge
  • A restaurant

Things to do

  • Bicycle rentals
  • Outdoor pool
  • Snorkeling
  • Yoga classes

Accessibility

  • No elevator

Room amenities

Entertainment

  • 42-inch flat-screen TV with cable channels

Bedroom

  • Bedsheets provided
  • Blackout drapes

Bathroom

  • Free toiletries
  • Private bathroom
  • Shower/bathtub combination
  • Towels provided

Food and drink

  • Coffee/tea maker
  • Refrigerator

More

  • Air conditioning
  • Ceiling fan
  • Laptop workspace

Policies

Check-in

Check-in start time: 3:00 PM; Check-in end time: 10:00 PM
Minimum check-in age: 18

Check-out

Check-out before 11 AM
Late check-out subject to availability
A late check-out fee will be charged

Special check-in instructions

The front desk is open daily from 7:00 AM - 10:00 PM
Front desk staffed during limited hours
Information provided by the property may be translated using automated translation tools

Access methods

Front desk (limited hours)

Pets

  • No pets allowed

Children and extra beds

  • Children are welcome.
  • Rollaway/extra beds are not available.

Property payment types

Important information

Fees

Guests will be asked to pay the following charges at the property:

  • Resort fee: USD 35.61 per accommodation, per night
The resort fee includes:
  • Additional inclusions
  • Fitness/yoga classes
  • Newspaper
  • Parking
  • Self parking

We've listed all charges provided to us by the property.

Optional extras

The fees and deposits listed below will be charged at the time of service, check-in, or check-out.

  • Late check-out is available for a fee (subject to availability)

This may not be a comprehensive list. Fees and deposits are subject to change and might not include tax.

You need to know

Extra-person charges may apply and vary depending on property policy
Government-issued photo identification and a credit card, debit card, or cash deposit may be required at check-in for incidental charges
Special requests are subject to availability upon check-in and may incur additional charges; special requests cannot be guaranteed
Tax ID - W-34434930-01
This property accepts credit cards and debit cards; cash is not accepted
Safety features at this property include a smoke detector
This property has outdoor spaces, such as balconies, patios, terraces which may not be suitable for children; if you have concerns, we recommend contacting the property prior to your arrival to confirm they can accommodate you in a suitable room
Charges for extra guests may apply and vary according to property policy.
A cash deposit, credit card, or debit card for incidental charges and government-issued photo identification may be required upon check-in.
Special requests are subject to availability at the time of check-in. Special requests can't be guaranteed and may incur additional charges.
    This property is managed by a professional host. The provision of housing is linked to their trade, business, or profession. This property has outdoor spaces, such as balconies, patios, terraces which may not be suitable for children. If you have concerns, we recommend contacting the property prior to your arrival to confirm they can accommodate you in a suitable room. The tax ID number is W-34434930-01. This property accepts Visa, Mastercard, American Express, Discover, and debit cards. Cash is not accepted. For guests' safety, the property includes a smoke detector in each accommodation.

We should mention

  • Registered guests are the only ones allowed to be in guestrooms.

Property is also known as

Castle Mokihana
Castle Mokihana Hotel
Castle Mokihana Hotel Kapaa
Castle Mokihana Kapaa
Mokihana Of Kauai Hotel Kapaa
ISO. Island. Sky. Ocean. Resort Kapaa
ISO. Island. Sky. Ocean. Resort
ISO. Island. Sky. Ocean. Kapaa
ISO. Island. Sky. Ocean.
ISO Sky Ocean Resort Kapaa
The ISO by Castle Kapaa
The ISO by Castle Resort
The ISO. Island. Sky. Ocean.
The ISO by Castle Resort Kapaa

THE ISO HOTEL, Trademark Collection by Wyndham Reviews

Reviews

8.4

Very good

Rating 10 - Excellent. 484 out of 1001 reviews
Rating 8 - Good. 310 out of 1001 reviews
Rating 6 - Okay. 132 out of 1001 reviews
Rating 4 - Poor. 41 out of 1001 reviews
Rating 2 - Terrible. 34 out of 1001 reviews

8.6/10

Cleanliness

8.4/10

Staff & service

8.0/10

Amenities

8.2/10

Property conditions & facilities

Reviews

10/10 Excellent

blake

Travelled with group
Liked: Cleanliness, amenities, property conditions & facilities
Rooms were clean staff (except for one old lady that came in) was fantastic.
Stayed 1 night in Feb 2026

10/10 Excellent

Jeremy

Stayed 8 nights in Dec 2025

10/10 Excellent

Jeffrey H

Travelled with partner
Liked: Cleanliness, amenities, property conditions & facilities
Everything from check-in to check-out, the staff, the property, the location, the view, everything was amazing.
Stayed 4 nights in Jan 2026

6/10 Okay

Pearl

Travelled with family
Liked: Staff & service, amenities
Rooms need renovation
Stayed 3 nights in Jan 2026

8/10 Good

Clint

Travelled with partner
Disliked: Amenities, property conditions & facilities
Room was ok. Walk in shower was messy. Over all a good place.
Stayed 6 nights in Jan 2026

10/10 Excellent

Lina

Travelled with family, Travelled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Beautiful balcony view.
Stayed 1 night in Jan 2026

8/10 Good

Matthew

Travelled with partner
Liked: Cleanliness, amenities, property conditions & facilities
Convenient location and great views
Stayed 5 nights in Jan 2026

10/10 Excellent

Keith, Lafayette

Stayed 3 nights in Jan 2026

10/10 Excellent

jeffrey

Stayed 3 nights in Jan 2026

6/10 Okay

Martin

Stayed 2 nights in Dec 2025

6/10 Okay

Justin

Liked: Cleanliness
Very pricey for something so basic
Stayed 5 nights in Dec 2025

10/10 Excellent

William

Liked: Cleanliness, amenities, property conditions & facilities
Nice view.
Stayed 2 nights in Dec 2025

6/10 Okay

Julia

Stayed 4 nights in Dec 2025

4/10 Poor

Sidhartha B

Liked: Cleanliness
Front desk need some training for a better customer interaction, I was not informed of the mandatory resort fee at the time of booking. Room was decent and the location of the hotel is very good
Stayed 7 nights in Dec 2025

6/10 Okay

RAKESH

Travelled with family
Liked: Staff & service
Disliked: Cleanliness, amenities, property conditions & facilities
At best the room is partial ocean view. But the property has other rooms with ocean views
Stayed 3 nights in Dec 2025

10/10 Excellent

Kathleen

Travelled with partner
Liked: Cleanliness, staff & service, amenities
Everything went very smoothly at check-in and checkout. The grounds are beautiful with an amazing ocean view. The location is ideal with a lot of great places to visit nearby.
Stayed 7 nights in Dec 2025

10/10 Excellent

Carolyn

Travelled with group
Liked: Cleanliness, staff & service, amenities
Loved everything about this place. Hotel was great and staff fantastic. I'm comming back in March.
Stayed 7 nights in Dec 2025

10/10 Excellent

David

Travelled with partner
Liked: Cleanliness, amenities, property conditions & facilities
It was a wonderful place to stay.The room was clean.The view was spectacular! And the staff was very friendly and accommodating. Helped us with a cooler, snorkel gear and suggestions on where to go. I would definitely recommend this place!
Stayed 10 nights in Dec 2025

8/10 Good

JOHNNEDEL

Travelled with family
Liked: Cleanliness, amenities, property conditions & facilities
Excellent
Stayed 2 nights in Dec 2025

6/10 Okay

Aakanksha

Travelled with family and small children
Liked: Cleanliness
Disliked: Amenities
Well centrally located, small room, cold pool making it unusable during our entire stay. Breakfast is cold and grab and go. Yoga in the morning with ocean views was the highlight.
Stayed 4 nights in Dec 2025

10/10 Excellent

krystal

Liked: Cleanliness, amenities, property conditions & facilities
We loved our stay. The views were amazing!!! And enjoyed the hotel amenities they were great. We will be returning
Stayed 3 nights in Dec 2025

10/10 Excellent

Jana

Liked: Cleanliness, staff & service, amenities
The room was clean and comfortable. Staff were helpful. We most enjoyed the hotel's location which was quiet, felt tucked away but very walkable and convenient to nearby restaurants, foodtruck, and stores. The oceanfront was absolutely beautiful and watching sunrise every day was a highlight. of our tripsunshine
Stayed 6 nights in Dec 2025

8/10 Good

Candie

Liked: Cleanliness, amenities, property conditions & facilities
Clean room beautiful view!
Stayed 2 nights in Dec 2025

10/10 Excellent

Faith

Travelled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Are stay at the ISO was fantastic. The staff was very helpful with places to check out and the overall area was well kept.
Stayed 4 nights in Dec 2025

8/10 Good

Zena

Travelled with family and small children
Liked: Amenities, property conditions & facilities
Disliked: Cleanliness
The staff and amenities were amazing. Highly recommend. And would definitely stay again. Although they could use some renovations on the rooms themselves.
Stayed 3 nights in Dec 2025