THE ISO HOTEL, Trademark Collection by Wyndham | Resort in Kapaa

| 8.4 (1000 Reviews) |  1 Bathroom
Wailua Resort | THE ISO HOTEL, Trademark Collection by Wyndham

The ISO by Castle: Your Ideal Resort in Kapaa, Hawaii

Discover the perfect getaway at The ISO by Castle, a charming waterfront resort located in the beautiful town of Kapaa, Hawaii. Here, you can unwind by the sparkling outdoor pool or take a short stroll to the beach for some snorkeling adventures.

This inviting resort features 78 air-conditioned accommodations designed for your comfort, complete with complimentary toiletries and ceiling fans. Each room opens to a private balcony, allowing you to soak in the stunning surroundings. Stay entertained with flat-screen televisions equipped with cable channels, and feel right at home with in-room amenities such as refrigerators and coffee/tea makers. The bathrooms are fitted with convenient shower/tub combinations for your relaxation.

At The ISO by Castle, recreational facilities abound, with an outdoor pool being a highlight among the offerings. Additionally, a range of recreational activities is available on-site or nearby, although some may incur additional fees.

Where to Stay in Kapaa: Discover the Charm of this Hawaiian Gem

When considering where to stay in Kapaa, you’ll find a vibrant coastal town that perfectly captures the spirit of Hawaii. Known for its stunning beaches, lush landscapes, and rich cultural heritage, Kapaa offers visitors an authentic experience with charming local shops, art galleries, and culinary delights. Don’t miss the opportunity to explore the captivating Kauai path, a scenic stretch along the coastline that provides breathtaking views of the Pacific Ocean, making it the perfect backdrop for your Hawaiian getaway.

Staying at The ISO by Castle positions you right in the heart of Kapaa, where adventure and relaxation await. Spend your days unwinding by the outdoor pool or take a short walk to the beach, where snorkeling opportunities abound. Each of the 78 air-conditioned accommodations features private balconies, allowing you to soak in the island’s natural beauty while enjoying modern comforts like flat-screen televisions and complimentary toiletries. Beyond the resort, consider visiting nearby attractions such as Lydgate Beach Park for family-friendly swimming or venturing out on a kayak tour along the serene waters. With so much to do and see, The ISO by Castle is not just a place to rest; it’s your gateway to experiencing all that Kapaa has to offer.

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4-796 Kuhio Hwy, Kapaa, 96746, USA

Amenities

Air Conditioner
Pool
TV
Balcony/Terrace
Security/Safety
Bedding/Linens
Restaurant
Bar
Toiletries
Guest Services
Child Friendly
Internet
Kitchen

Facility Overview

Bathrooms
  • Private bathroom
  • Towels
  • Free toiletries
  • Shower/tub combination
Bedroom
  • Blackout drapes/curtains
  • Air conditioning
  • Ceiling fan
  • Bed sheets
  • Laptop-friendly workspace
Breakfast
  • 1 restaurant
  • 1 bar
  • Coffee/tea maker
  • Refrigerator
Accessibility
  • This property does not have elevators
Activities
  • Golfing
  • Snorkeling
  • Bicycle rentals
  • Yoga classes
  • Outdoor pool
Entertainment
  • Cable channels
  • 42-inch flat-screen TV
General
  • Water dispenser
  • English
  • Water dispenser
  • Smoke-free property
Guest Services
  • Refrigerator
  • Outdoor pool
  • Front desk (limited hours)
Internet
  • Available in all rooms: Internet access
Outdoors
  • Beachfront location
  • Garden
  • Balcony

Policies

Check-in
Check-in start time: 3:00 pm; check-in end time: 10:00 pm minimum check-in age: 18
Check-out
A late check-out fee will be charged check-out before 11 am late check-out subject to availability
Child Policy
Children are welcome. rollaway/extra beds are not available.
Payment Policy
Late check-out is available for a fee (subject to availability) the above list may not be comprehensive. fees and deposits may not include tax and are subject to change.
Pet Policy
Pets not allowed
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 safety features at this property include a smoke detector 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 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

Reviews

federica
Jan 5, 2026 02:30:00 PM
Review Score:   6
Summary: For the price charged it barely makes it a 2
See All Reviews

Room Arrangement

Room InfoFacilities
Room, 1 King Bed, Non Smoking, Ocean View
Room Size: m2
1 King Bed
Room, 1 King Bed, Non Smoking, Ocean View

General

Bed count minimum 1, Bed count maximum 1
Premium Room, 1 King Bed, Non Smoking, Oceanfront
Room Size: m2
1 King Bed
Premium Room, 1 King Bed, Non Smoking, Oceanfront

General

Bed count minimum 1, Bed count maximum 1, Number of bathrooms - 1
Room, 2 Double Beds, Non Smoking, Oceanfront
Room Size: m2
2 Double Beds

General

Bed count minimum 2, Number of bathrooms - 1, Bed count maximum 2
Premium Room, 2 Double Beds, Non Smoking, Oceanfront
Room Size: m2
2 Double Beds
Premium Room, 2 Double Beds, Non Smoking, Oceanfront

General

Bed count minimum 2, Number of bathrooms - 1, Bed count maximum 2
Room, 2 Double Beds, Non Smoking, Partial Sea View (Pool View)
Room Size: m2
2 Double Beds
Room, 2 Double Beds, Non Smoking, Partial Sea View (Pool View)

General

Bed count minimum 2, Number of bathrooms - 1, Bed count maximum 2
Deluxe Room, 1 King Bed, Non Smoking, Ocean View
Room Size: m2
1 King Bed
Deluxe Room, 1 King Bed, Non Smoking, Ocean View

General

Bed count minimum 1, Bed count maximum 1, Number of bathrooms - 1
Suite, 1 Bedroom, Non Smoking, Ocean View
Room Size: m2
1 King Bed

General

Bed count minimum 1, Bed count maximum 1, Number of bathrooms - 1
Room, 1 King Bed, Non Smoking, Oceanfront
Room Size: m2
1 King Bed
Room, 1 King Bed, Non Smoking, Oceanfront

General

Bed count minimum 1, Bed count maximum 1, Number of bathrooms - 1
Room, 2 Double Beds, Non Smoking, Ocean View
Room Size: m2
2 Double Beds
Room, 2 Double Beds, Non Smoking, Ocean View

General

Bed count minimum 2, Number of bathrooms - 1, Bed count maximum 2
Room, 1 King Bed, Non Smoking, Partial Sea View (Pool View)
Room Size: m2
1 King Bed
Room, 1 King Bed, Non Smoking, Partial Sea View (Pool View)

General

Bed count minimum 1, Bed count maximum 1, Number of bathrooms - 1
House, 1 Bedroom, Non Smoking (Beach)
Room Size: m2
1 King Bed
House, 1 Bedroom, Non Smoking (Beach)

General

Bed count minimum 1, Bed count maximum 1, Number of bathrooms - 1
Deluxe Room, 2 Double Beds, Non Smoking, Ocean View
Room Size: m2
2 Double Beds
Deluxe Room, 2 Double Beds, Non Smoking, Ocean View

General

Bed count minimum 2, Bed count maximum 2

FAQ's

Is this Wailua resort pet-friendly for guests?

No, pets are not allowed at this property. Check the guest reviews to learn what guests had to share.

Does the Wailua resort have a swimming pool?

Yes, this Wailua resort has a swimming pool. Check the Facility Overview section for details about the pool and other available facilities.

How much does it cost per night to stay in Wailua resort?

Best-rates for the Wailua resort starts from $307 per night with includes Pool, TV, Balcony/Terrace, Bedding/Linens, Restaurant, Bar, Child Friendly, Air Conditioner, Security/Safety, Toiletries, Guest Services, Internet, Kitchen with all amenities included. HawaiiVillas pairs each traveler with their ideal accommodation, whether traveling with a group, family, friends, or pets.

Is Wailua resort a family-friendly place to stay?

Based on the information we have received from the owner or our partner, this is considered to be a family-friendly property. Families have rated this resort 3 stars or guests have recommended them suitable for families. As reported by the owner or manager, the resort has specified that children are welcome. Please see details about suitability for your family or inquire with the property to learn more.

Is the Wailua resort wheelchair accessible or offer services for disabled guests?

Based on the information received from our partner, the Wailua resort has not specified they are wheelchair accessible. Likewise, there is not an elevator specified as being available at the property. Specific accessibility details may be addressed in the property details section of this page.

What is the minimum night stay policy for the Wailua resort?

Based on the information reported by the owner or manager, the Wailua resort indicates 1 day stay policy at this resort. Guests are cautioned that the minimum stay policy may differ based on seasonality or availability and may be at the discretion of the owner or manager.

What cancellation policy is in place for Wailua resort?

Based on the information reported by the owner or manager, details for the cancellation policy for the Wailua resort are as follows: Cancellation policy Guests are cautioned that the cancellation policy may differ based on seasonality, availability, or current travel restrictions. Guests should also be aware that this policy may be subject to change and should be confirmed prior to booking. More details may be available on this page in the property description. However, early check-in or late check-out can sometimes be negotiated between the guest and the owner or the manager of this property.

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