The ISO by Castle

4 796 Kuhio Highway, Kapaa, HI 96746 United States (USA)
View Map Reservations: 1-800-219-2797
3.5 Star Property
22.059158-159.320470
+1-800-219-2797
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Check Current Prices






Standard prices by room type for the next 60 days

Rates shown are nightly rates before taxes and do not necessarily reflect all discounts available. The chart provides the cheapest public rates available by room type.

Room Types

Check Rates1 Bedroom Room with Ocean View and Kitchenette
Non-Smoking
Check RatesDeluxe Ocean View
Non-Smoking
Check RatesDeluxe Ocean View - Free Cancellation
Non-Smoking
Check RatesDeluxe Ocean View 2nd Floor Stair Accessible Only
Non-Smoking
Check RatesDeluxe Room with Ocean View
Non-Smoking
Check RatesDouble Ocean Front King Bed
Non-Smoking
Check RatesDouble Ocean View King Bed
Non-Smoking
Check RatesHotel Ocean Front
Non-Smoking
Check RatesHotel Ocean View
Non-Smoking
Check RatesOcean Front Room
Non-Smoking
Check RatesOcean View 1 3rd Upper Floors Stair Accessible Only
Non-Smoking
Check RatesOcean View Hotel Room
Non-Smoking
Check RatesOceanfront 1st To 3rd Upper Floors Stair Accessible Only
Non-Smoking
Check RatesQuadruple Deluxe Ocean View
Non-Smoking
Check RatesQuadruple Ocean Front 2 Double Beds
Non-Smoking
Check RatesQuadruple Ocean View 2 Double Beds
Non-Smoking

Local Attractions

Centrally located in Kapaa, The ISO is the perfect home base for springing into boundless natural wonders, recreation, activities, and culture that define Kauai's heart. -Enjoy a spirited sampling at Koloa Rum Company -Spend the afternoon snorkeling at Lydgate Beach Park -Go with the flow in an inner tube with Kauai Backcountry Adventures -Hike through a forest of strawberry guava along the Nounou Trail -Sharpen your surfing skills off the golden sands of Kealia Beach -Dive into a world of chocolate at Steelgrass Farm -Play 18 holes fringing the ocean at Wailua Municipal Golf Course
4.0 out of 5. Based on 79 guest reviews

Property Description

Recently refreshed rooms are tech-ready and feature rustic-chic island decor, The ISO's contemporary hotel rooms and one-bedroom suites are geared to active travelers who appreciate style, comfort and convenience. All accommodations are non-smoking and feature a private ocean view lanai for soaking in beautiful scenery and mellow vibe.Located in the seaside town of Kapaa on Kauai's east coast, this new boutique hotel encompasses all of the best things about the Garden Isle. From charming, newly-renovated guest rooms to a variety of on-site activities and amenities, The ISO offers an experience you can carry with you forever.-24-hour front desk icon 24-hour front desk-Bar/Lounge icon Bar/Lounge-Ocean Front icon Ocean Front-Continental Breakfast -Parking -Picnic area icon Picnic areaCelebrate Every Day Your WayAmenities, services and location further elevate the options for those craving diversions best experienced by allowing the day to roll out in a natural way.Jumpstart your energy flow with oceanfront yoga as the sun rises from the Pacific. SUP into Kauai's lush interior along Wailua River, park your board and hike to 120-foot Secret Falls. Or cruise with a dolphin pod escort along the dramatic Napali Coast.After exploring this enchanting island, return home to replay your day with our ISOtini cocktail, dinner and live music at The ISO's legendary Bull Shed Restaurant.New lifestyle touches include bell/valet team, 24-hour front desk, WiFi, courtyard fitness sessions, bicycles, yoga mat use, BPA-free plastic water bottles with water refill station, and daily breakfast of fresh fruits, yogurt and granola.Immerse Yourself Into Kauai's SplendorCentrally located in Kapaa, The ISO is the perfect home base for springing into boundless natural wonders, recreation, activities, and culture that define Kauai's heart.-Enjoy a spirited sampling at Koloa Rum Company-Spend the afternoon snorkeling at Lydgate Beach Park-Go with the flow in an inner tube with Kauai Backcountry Adventures-Hike through a forest of strawberry guava along the Nounou Trail-Sharpen your surfing skills off the golden sands of Kealia Beach-Dive into a world of chocolate at Steelgrass Farm-Play 18 holes fringing the ocean at Wailua Municipal Golf CourseBull Shed Restaurant (Kauai's Best Steakhouse)-After a day on the go, stay “at home” with specialties like grilled shrimp, seared ahi, and garlic tenderloin at The ISO's oceanfront Bull Shed Restaurant. This 40-year island tradition offers happy hour and dinner service daily.Convenient dining and shopping options line Kuhio Highway, with Waipouli Town Center just across the street.

Details / Other Expenses

Check In: 3:00 PM
Check Out: 12:00 PM
Year of Last Renovation: 2018
Floors: 3
Rooms: 79
Corridors: All Rooms Have Exterior Hallways
Non Smoking Rooms: 80
Handicap Rooms:
Suites: 0
Room Windows: Windows Do Open
Cleaning Frequency: Daily
Meeting Rooms: 0
Dist. to Food/Bars: 0.3 Mi
Dist. to 24hr Restaurant: 0.2 Mi
Lounge/Bar Hours: 5pm-9:30pm
Pool Info: Oceanfront swimming pool
Policies / Expenses
Cancellation:
45 day cancel policy: to avoid a one night penalty per cancelled room.
Nightly Parking: 0
Typical Group Deposit: 1 night deposit
Total Taxes: 14.42%
Total Misc Fees: $0.00 USD
(mandatory resort fees/taxes)
State Tax: 4.17%
Occupancy Tax: 10.25%
Resort/Hotel Fee: 10.00 Per Night
Additional Person Fee: 30.00 Per Person

Amenities / Features


  • Alarm clock
  • Credit card accepted: Mastercard/Visa
  • Credit card accepted: American Express
  • Credit card accepted: Discover
  • Credit card accepted: Diners Club
  • Credit card accepted: JCB
  • Hairdryer available
  • Internet - wireless
  • Free WiFi Internet
  • Ironing facilities
  • Jogging path
  • Non-smoking rooms
  • Private bathroom in room
  • Quiet location
  • Radio in room
  • Refrigerator
  • Restaurant
  • Shop
  • Shower
  • Swimming pool - outdoor
  • Tea and coffee making facilities

Airport & Shuttle Information

Lihue Airport: 7.0 miles

Local Shuttle Info: Speedi Shuttle

Breakfast Information

Daily Continental Breakfast

Pet Friendly?

Service animals complying with ADA Title lll regulations are allowed.

Sorry, pets are not allowed.

Parking Info

FREE Parking

Internet / WiFI

FREE Wi-Fi in all guest rooms

Suggested AI Generated Itinerary

    Day 1

  • Breakfast: Java Kai - Start your day with a tasty breakfast at Java Kai, a popular local coffee shop offering a variety of pastries and breakfast options. Located 0.5 miles from The ISO. Island. Sky. Ocean.
  • Lunch: Mermaids Cafe - Have a satisfying lunch at Mermaids Cafe, a casual eatery serving healthy and flavorful Hawaiian dishes. Located 0.8 miles from The ISO. Island. Sky. Ocean.
  • Dinner: Hukilau Lanai - Enjoy a delicious dinner at Hukilau Lanai, known for its fresh seafood and farm-to-table cuisine. Located 1.2 miles from The ISO. Island. Sky. Ocean.
  • Activity: Kayaking along Wailua River - Experience the beauty of Kauai's Wailua River by kayaking through its lush surroundings. Located 2.3 miles from The ISO. Island. Sky. Ocean.
  • Day 2

  • Breakfast: Eggbert's - Start your day with a hearty breakfast at Eggbert's, a popular local diner known for its delicious omelettes and pancakes. Located 0.7 miles from The ISO. Island. Sky. Ocean.
  • Lunch: Kintaro - Savor authentic Japanese cuisine for lunch at Kintaro, a local favorite known for its sushi and ramen. Located 1.2 miles from The ISO. Island. Sky. Ocean.
  • Dinner: Oasis on the Beach - Enjoy a beachfront dinner at Oasis on the Beach, offering a diverse menu of fresh seafood and Hawaiian-inspired dishes. Located 1.5 miles from The ISO. Island. Sky. Ocean.
  • Activity: Snorkeling at Lydgate Beach Park - Explore the underwater world of Kauai by snorkeling at Lydgate Beach Park, known for its calm waters and vibrant marine life. Located 2.7 miles from The ISO. Island. Sky. Ocean.
  • Day 3

  • Breakfast: Kauai Juice Co. - Start your day with a refreshing and healthy breakfast at Kauai Juice Co., known for its fresh juices and smoothie bowls. Located 0.6 miles from The ISO. Island. Sky. Ocean.
  • Lunch: Pono Market - Grab a quick and tasty lunch at Pono Market, a local deli offering a variety of Hawaiian plate lunches and poke bowls. Located 1.1 miles from The ISO. Island. Sky. Ocean.
  • Dinner: Duke's Kauai - Indulge in a delicious dinner at Duke's Kauai, a beachfront restaurant offering a variety of Hawaiian and American dishes. Located 1.8 miles from The ISO. Island. Sky. Ocean.
  • Activity: Hiking the Sleeping Giant Trail - Embark on a scenic hike along the Sleeping Giant Trail, offering breathtaking views of Kauai's coastline. Located 3.5 miles from The ISO. Island. Sky. Ocean.

Previously known as:
Kauai Kailani, Mokihana

FAQs about The Iso by Castle

What time is check in?

Check in time is 3:00 PM based on the hotel's local time. Early check in may be available if requested at the front desk on the day of check-in.

What time is check out?

Check out time is 12:00 PM based on the hotel's local time. Late check out may be available if requested at the front desk during your stay.

How many rooms does The Iso by Castle have?

There are 79 rooms in the property.

What kind of breakfast is at The Iso by Castle?

Daily Continental Breakfast

What parking is available at The Iso by Castle?

FREE Parking

How much does internet cost?

FREE Wi-Fi in all guest rooms

Can I get a AAA rate at The Iso by Castle?

Sorry, this hotel does not offer AAA hotel discounts at this time.

Can I get a Senior or AARP rate at The Iso by Castle?

Sorry, this hotel does not offer senior hotel discounts at this time.

Is there a pool at The Iso by Castle?

Yes, there is a pool on-site at the property. Oceanfront swimming pool.

Testimonials:

Testimonials icon
"I like the service. It makes life much easier for the appointed meeting planner." B.M. - Miami Beach, FL

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