Castello Boutique Resort & Spa - Adults Only | Hotel in Agios Nikolaos

| 9.0 (85 Reviews) |  1 Bathroom
Sissi Hotel | Castello Boutique Resort & Spa - Adults Only

Hotel in Sissi, Agios Nikolaos

Adults-only hotel with 2 restaurants and a full-service spa
This hotel features 2 restaurants, a full-service spa, and an indoor pool. Free buffet breakfast is provided, as well as free WiFi in public areas, free self parking, and a free beach shuttle. Other amenities include an outdoor pool, a health club, and a bar/lounge.
Castello Boutique Resort & Spa - Adults Only offers 48 air-conditioned accommodations with safes and slippers. This Agios Nikolaos hotel provides complimentary wired and wireless Internet access. Bathrooms include designer toiletries, complimentary toiletries, and hair dryers. Housekeeping is offered daily and irons/ironing boards can be requested.
An indoor pool and an outdoor pool are on site. Other recreational amenities include a health club and a sauna.

The recreational activities listed below are available either on site or nearby; fees may apply.

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Amenities

Air Conditioner
Parking
Pool
View
Ocean View
Balcony/Terrace
Transportation/Shuttle
Business Services
Bedding/Linens
Wellness Facilities
Spa
Restaurant
Bar
Toiletries
Guest Services
Entertainment
Breakfast
Hot Tub
Internet
Laundry

Facility Overview

Bathrooms
  • Hair dryer
  • Towels
  • Designer toiletries
Bedroom
  • Air conditioning
  • Blackout drapes/curtains
  • Bed sheets
  • Phone
  • Safe
  • Soundproofing
  • Slippers
  • Iron/ironing board (on request)
Breakfast
  • 1 beach bar, 1 poolside bar and 1 bar
  • 2 restaurants and 1 coffee shop/cafe
  • Free buffet breakfast available daily 7 AM–10:30 AM
  • 24-hour room service
Parking
  • Free beach shuttle
  • 24-hour roundtrip airport shuttle (surcharge)
  • Free secured, covered self parking on site
Accessibility
  • This property does not have elevators
  • Tile flooring in room
  • Smooth flooring in room
  • If you have requests for specific accessibility needs, please contact the property using the information on the reservation confirmation received after booking.
Activities
  • Beach access
  • Windsurfing
  • Horse riding
  • Ecotours
  • Horse riding/rentals
  • Outdoor pool
  • Fitness center
  • Sauna
  • Full-service spa
  • Steam room
  • Indoor pool
  • Bicycle rentals
General
  • Meeting room
  • Library
  • Banquet hall
  • Front-desk safe
  • ATM/banking services
  • French
  • Russian
  • Greek
  • Italian
  • Romanian
  • English
  • German
  • Couples dining
  • Romance packages available
Guest Services
  • Snack bar/deli
  • Outdoor pool
  • Soundproofed rooms
  • Indoor pool
  • Laundry facilities
  • 24-hour front desk
  • Hair salon
  • Daily housekeeping
  • Concierge services
  • Tour/ticket assistance
  • Wedding services
  • Dry cleaning service
  • Laundry facilities
  • Luggage storage
  • Multilingual staff
Internet
  • Available in some public areas: Free WiFi and wired Internet
  • Available in all rooms: Free WiFi and wired Internet
Outdoors
  • Terrace
  • Garden
Spa
  • Spa open daily
  • Body wraps
  • Facials
  • Manicures and pedicures
  • Sauna
  • Hot tub
  • Massages
  • Body scrubs
  • Aromatherapy
  • Hydrotherapy
  • Body treatments

Policies

Check-in
Check-in start time: 3:00 pm; check-in end time: midnight express check-in available minimum check-in age: 18
Check-out
Check-out before 11:00 am
Child Policy
Children younger than 16 are not allowed at this adults-only property. all guests 16 and older are welcome. rollaway/extra beds are not available. cribs (infant beds) are not available.
Payment Policy
Airport shuttle fee: eur 70 per vehicle (one way) 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 please note that cultural norms and guest policies may differ by country and by property; the policies listed are provided by the property safety features at this property include a fire extinguisher, a smoke detector, a security system, and a first aid kit special requests are subject to availability upon check-in and may incur additional charges; special requests cannot be guaranteed this property accepts credit cards, debit cards, and cash 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

Gary John
Jul 25, 2025 06:10:00 AM
Review Score:   10
Summary: A couple of minor things to note from the hotel description; They do not operate an airport shuttle bus, and there is no car parking on site. However, there is plenty of parking in the vicinity of the hotel. The hotel itself is absolutely perfect as far as I am concerned. It is small enough as to never seem overcrowded, even at full capacity. The rooms are spacious and very clean. Also, the bed was probably the most comfortable I've slept in when away from home. As for the staff, they are attentive and helpful.
See All Reviews

Room Arrangement

Room Info Facilities
Premium Room, 1 King Bed, Balcony, Sea View
Room Size: 323 square feet m2
1 King Bed
Premium Room, 1 King Bed, Balcony, Sea View

General

Number of living rooms 0, Ping - 9, Minibar, Number of bedrooms - 0, Smooth flooring in room, Sea view, Shower only, Laptop-friendly workspace, Square feet - 323, Premium bedding, Number of bathrooms - 1, Bathrobes, Square meters - 30, Private bathroom, Tile flooring in room, Free bottled water, Desk, Espresso maker, Wardrobe or closet, Balcony, Rainfall showerhead, Access via exterior corridors, Bed count minimum 1, Bed count maximum 1
Superior Room, Private Pool (Individual Pool)
Room Size: 215 square feet m2
2 King Bed and Twin Sofa Bed
3 Twin Beds and Twin Sofa Bed
Superior Room, Private Pool (Individual Pool)

General

Square meters - 20, Number of living rooms 0, Square feet - 215, Pool view, Number of bedrooms - 0, Ping - 6, Sofa bed, Bed count maximum 3, Extra bed count 1, Bed count minimum 2, Private pool
Junior Suite, 1 Bedroom, Pool View (Individual Pool)
Room Size: 431 square feet m2
2 Double Bed and Double Sofa Bed
Junior Suite, 1 Bedroom, Pool View (Individual Pool)

General

Square meters - 40, Pool view, Number of bedrooms - 1, Ping - 12, Separate sitting area, Number of living rooms 1, Bed count minimum 2, Square feet - 431, Private pool, Bed count maximum 2
Superior Room (Outdoor Jetted Tub)
Room Size: 323 square feet m2
2 Double Bed and Twin Sofa Bed
3 Twin Beds and Twin Sofa Bed
Superior Room (Outdoor Jetted Tub)

General

Private hot tub, Number of living rooms 0, Jetted bathtub, Square meters - 30, Number of bedrooms - 0, Private hot tub (rooftop), Ping - 9.08, Garden view, Bed count maximum 3, Square feet - 323, Mountain view, Bed count minimum 2
Junior Suite
Room Size: 538 square feet m2
2 King Bed and Double Sofa Bed
3 Twin Beds and Double Sofa Bed
Junior Suite

General

Square meters - 50, Square feet - 538, Garden view, Ping - 15.12, Separate sitting area, Sofa bed, Bed count maximum 3, Extra bed count 1, Number of living rooms 1, Bed count minimum 2
Superior Room, Garden View
Room Size: 323 square feet m2
2 King Bed and Double Sofa Bed
3 Twin Beds and Double Sofa Bed
Superior Room, Garden View

General

Number of living rooms 0, Square meters - 30, Ping - 9.08, Garden view, Sofa bed, Bed count maximum 3, Square feet - 323, Extra bed count 1, Bed count minimum 2
Premium Studio Suite, 1 King Bed, Private Pool, Sea View
Room Size: 377 square feet m2
1 King Bed
Premium Studio Suite, 1 King Bed, Private Pool, Sea View

General

Number of living rooms 0, Number of bedrooms - 0, Ping - 11, Sea view, Shower only, Laptop-friendly workspace, Square feet - 377, Square meters - 35, Private pool, Number of bathrooms - 1, Bathrobes, Private bathroom, Desk, Wardrobe or closet, Balcony, Rainfall showerhead, Access via exterior corridors, Bed count minimum 1, Bed count maximum 1
Superior Double or Twin Room, Pool View
Room Size: 142 square feet m2
2 Double Bed and Twin Sofa Bed
3 Twin Beds and Twin Sofa Bed
Superior Double or Twin Room, Pool View

General

Number of living rooms 0, Pool view, Number of bedrooms - 0, Ping - 4, Square feet - 142, Bed count maximum 3, Square meters - 13, Bed count minimum 2
Junior Room, 1 King Bed, Jetted Tub
Room Size: 484 square feet m2
1 King Bed
Junior Room, 1 King Bed, Jetted Tub

General

Number of living rooms 0, Jetted bathtub, Number of bedrooms - 0, Square feet - 484, Ping - 14, Mountain view, Bed count minimum 1, Square meters - 45, Bed count maximum 1
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