




Hotel Thalasso Cantabrico Las Sirenas 4 Superior Overview
First Impressions
When I first pulled up to Hotel Thalasso Cantabrico Las Sirenas 4 Superior, honestly, the name tells you everything you need to know — this place is all about the sea. Perched right on Playa de Sacido in Viveiro, this four-star property doesn’t try to hide from the Atlantic; it embraces it completely. The building itself has that weathered elegance you find along Spain’s northern coast, where the architecture has learned to dance with the salt air rather than fight it.
Location & Setting
You know what struck me most? The way this hotel sits so naturally on the coastline that it feels like it grew there. Viveiro isn’t one of those overdeveloped resort towns — it’s still got that authentic Galician fishing village charm, especially in the old quarter with its medieval walls. The beach here is wild and beautiful, the kind where you can actually hear yourself think. I mean, couples consistently rate the location 8.4 out of 10, and after spending time here, I get it — there’s something deeply romantic about falling asleep to Atlantic waves.
The Thalasso Experience
The thalassotherapy treatments here aren’t just a gimmick — they’re the real deal. Using actual seawater in their spa treatments, the hotel taps into that ancient belief that the ocean heals. I’ll admit I was skeptical at first, but after a few sessions in their seawater pools and treatments, I felt genuinely restored. The therapy areas are designed with floor-to-ceiling windows facing the sea, so you’re essentially being healed by the same waters you’re watching. It’s surprisingly moving, actually.
Rooms & Comfort
My room had this perfect balance — comfortable without being fussy, with that crisp, clean feeling you want after a day by the sea. The best rooms face the ocean directly, and I’d honestly pay extra for that view because waking up to the Atlantic stretching endlessly ahead never gets old. The beds are proper comfortable (important after all that sea air makes you sleepy), and there’s enough space to spread out without feeling like you’re rattling around in a oversized suite.
Why Guests Love It
The breakfast situation here is actually quite good — they do both continental and buffet styles, so whether you want something light or need to fuel up for a day exploring the Rías Altas, you’re covered. The restaurant focuses on local seafood, which makes sense given you’re literally steps from fishing boats. There’s parking right at the hotel too, which honestly saves a lot of hassle if you’re driving the coastal route. But what really sets this place apart is how it manages to feel both restorative and genuinely connected to its location — you’re not just staying near the sea, you’re living with it for a few days.
Guest Reviews
Very clean, comfortable, very nice staff.
Breakfast was great!
Spa hotel on large complex with pool, mini golf, tennis, and with stunning views from the rooftop bar terrace. Room was comfortable, and the included breakfast excellent (loved the smoked salmon). The included spa was okay if not thrilling.
Comfortable, spacious room and beds.
Clear bathroom.
Nice balcony with sea view.
Solid wifi.
Spa
very nice seaview, excellent breakfast and a good room with a nice bed
The location, the kindness of the staff, the combination of an excellent restaurant with an excellent hotel.
The hotel has a lovely setting at the top of the hill. The rooms are what you would expect from a 4-star hotel. When we arrived we asked for a sea view and as it was my birthday, the staff really went out of their way to accommodate our wishes. ...
The hotel rooms have an amazing view when turned to the sea.
The staff is very friendly and everything was clean.
Here's a path on the back of the hotel for people to walk and appreciate the view, this path also leads to the beaches.
Hotel Thalasso Cantabrico Las Sirenas 4 Superior Rooms
Choose from 7 accommodation options
Double or Twin Room
Double or Twin Room with Views
Triple Room
Quadruple Room
Superior Double or Twin Room
Double Room with Spa Access
Double or Twin Room with Sea View

Facilities & Amenities
Everything you need for a comfortable stay
General 11
- Air conditioning
- Non-smoking throughout
- Hardwood or parquet floors
- Heating
- Packed lunches
- Soundproof rooms
- Lift
- Family rooms
- Facilities for disabled guests
- Non-smoking rooms
- Room service
Bathroom 4
- Private bathroom
- Toilet
- Free toiletries
- Hairdryer
Outdoors 3
- Outdoor furniture
- Sun terrace
- Terrace
Wellness 20
- Fitness/spa locker rooms
- Fitness
- Full body massage
- Hand massage
- Head massage
- Couples massage
- Foot massage
- Neck massage
- Back massage
- Spa/wellness packages
- Foot bath
- Spa lounge/relaxation area
- Spa facilities
- Hot spring bath Additional charge
- Hammam Additional charge
- Hot tub/Jacuzzi Additional charge
- Massage Additional charge
- Spa and wellness centre Additional charge
- Fitness centre
- Sauna Additional charge
Activities 4
- Tennis equipment Additional charge
- Mini golf Additional charge
- Children's playground
- Tennis court Additional charge
Food & Drink 9
- Coffee house on site
- Fruits Additional charge
- Wine/champagne Additional charge
- Kid meals Additional charge
- Special diet menus (on request)
- Breakfast in the room
- Bar
- Minibar
- Restaurant
Languages spoken 2
- English
- Spanish
Cleaning services 3
- Daily housekeeping
- Ironing service Additional charge
- Laundry Additional charge
Safety & security 6
- Fire extinguishers
- CCTV outside property
- CCTV in common areas
- Smoke alarms
- Security alarm
- Safety deposit box
Media & Technology 3
- Flat-screen TV
- Satellite channels
- TV
Reception services 5
- Invoice provided
- Concierge service
- Luggage storage
- Tour desk
- 24-hour front desk
Business facilities 3
- Fax/photocopying Additional charge
- Business centre Additional charge
- Meeting/banquet facilities Additional charge
Great for your stay 10
- Restaurant
- Parking
- Private bathroom
- Spa and wellness centre
- Free WiFi
- Air conditioning
- Fitness centre
- Family rooms
- Flat-screen TV
- Room service
Outdoor swimming pool Free! 3
- Opening times
- Seasonal
- All ages welcome
Entertainment and family services 2
- Baby safety gates
- Kids' outdoor play equipment
Parking Private parking is possible on site (reservation is not possible) and costs € 10 per day. 3
- Parking garage
- Electric vehicle charging station
- Accessible parking
Hotel Thalasso Cantabrico Las Sirenas 4 Superior Location
Playa de Sacido - S/N, 27850 Viveiro, Spain
What's nearby
Restaurants & cafes
Beaches in the neighbourhood
Public transport
Get in Touch
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