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From178US$ /night
Check-in
29Jan2026Select date
Check-out
30Jan2026Select date
Rooms and Guests2 Guests, 1 Room
Key details

About the Hotel

Lassi, Argostoli (Kefalonia), Greece, 28100
-
Close to Makris Gialos Beach
Perfect
9.2
9.1
/10
4.3
/5

Location

Thalassa Boutique Hotel is located in Lassi, just 500 meters from the renowned Makris Gialos beach. Nestled in the scenic bay of Paliostafida, it offers breathtaking sea views. Guests can easily access Argostoli, the capital of Kefalonia, only a 10-minute drive away.

Rooms

The hotel provides stylish accommodation across 70 luxury rooms and suites, accommodating two guests each. Guests can choose from rooms with stunning sea views, exclusive swim-up options, or the renowned White Suite with panoramic vistas. All rooms are designed with comfort and attention to detail, featuring private balconies or terraces.

Dining

Dining at Thalassa Boutique Hotel includes exquisite culinary experiences at Eolia Pool Lounge and Alaia Cocktail Lounge. Eolia offers a selection of Mediterranean dishes made with ingredients from the hotel's organic farm. Guests can enjoy a diverse breakfast menu featuring fresh local products served until 11 AM.

Wellness

The hotel includes a fully equipped fitness center with Technogym equipment for guests focused on their health and wellness. Guests can unwind with relaxing treatments in the on-site massage room. Two expansive freshwater swimming pools provide a serene space for relaxation and recreation.

Pet Policy

Thalassa Boutique Hotel welcomes guests to bring their pets for a joyful stay. The hotel features a lush garden that is perfect for pets to explore. Simba, the hotel's mascot puppy, adds a friendly atmosphere to the property.

Highlights

Location: 500 meters from Makris Gialos beach

Rooms: 70 luxury sea view accommodations

Dining: Eolia Pool Lounge & Alaia Cocktail Lounge

Wellness: On-site fitness center & massage room

Pet Policy: Pet-friendly with garden access

Must-do experiences

  • Visit the stunning Melissani Cave for a magical boat tour.
  • Taste fresh seafood at the bustling Argostoli Waterfront.
  • Explore the Korgialenios Library for its unique architecture.
  • Discover the hidden charm of the nearby Skala Beach.
  • Sample local Robola wine at family-run wineries in the area.
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Select your room type

The hotel offers a variety of rooms including double rooms, family rooms, and suites with breakfast, free cancelations, and special deals
Superior Double or Twin Room
2 persons
305 sq. feet 
1 Double bed
Heating
Balcony
Superior Double or Twin Room Garden View
2 persons
325 sq. feet 
1 Double bed
Heating
Balcony
Deluxe Double Room
2 persons
305 sq. feet 
1 Double bed
Heating
Balcony
Suite Sea View
2 persons
305 sq. feet 
1 Double bed
Heating
Balcony
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Facilities

The hotel offers amenities for your comfortable stay and unforgettable experiences

General

  • Non-smoking rooms
  • Free Wi-Fi
  • Parking
  • Safe deposit box
  • 24-hour reception
  • Pets allowed
  • Security
  • Adults only
  • Fireplace
  • Smoke detectors
  • Electric vehicle charging station
  • Fire extinguishers

Sports & Fitness

  • Fitness centre

Services

  • Airport shuttle
  • Room service
  • Housekeeping
  • Car hire
  • Laundry
  • Dry cleaning
  • Tours/Ticket assistance

Dining

  • Restaurant
  • Bar/ Lounge area

Business

  • Fax/Photocopying

Spa & Leisure

  • Seasonal outdoor pool
  • Beach umbrellas
  • Sun loungers
  • Sun terrace
  • Garden area
  • Spa centre
  • Back massage
  • Head massage
  • Full body massage
  • Foot massage

Room features

  • Air conditioning
  • Soundproofed rooms
  • Garden furniture
  • Ironing facilities

Bathroom

  • Free toiletries

Media

  • AM/FM alarm clock
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Dining Onsite

At Thalassa Boutique Hotel, exquisite Mediterranean delights take center stage, inviting guests to indulge in authentic flavors against a backdrop of stunning sea views. Whether savoring breakfast or enjoying a refreshing drink, each dining experience promises a tasteful journey through local culinary traditions.
Thalassa Boutique Hotel - Adults Only Argostoli  Restaurant photo

Thalassa Restaurant

Mediterranean
Ambiance
Set against a scenic view of the sea, the restaurant's inviting atmosphere harmoniously blends with the hotel's tranquil surroundings.
Key Offerings
Guests can immerse themselves in a menu showcasing local delicacies, creative Greek cuisine featuring fresh seafood and meats, and a variety of Kefalonian cheeses and desserts. The Mediterranean breakfast is designed to invigorate mornings with its balanced selection.
Reservation
Reservations are not needed.
Open for lunch daily from 14:00 to 16:00.

Location

Lassi, Argostoli (Kefalonia), Greece, 28100
Map view
Lassi, Argostoli (Kefalonia), Greece, 28100
Nearby
Strada del Faro di San Teodoro
Casa Rossa
1500 ft
Beach
Paliostafida beach
1100 ft
Paralia Makris Gialos
1700 ft
Restaurants
Tzogias Taverna
2400 ft
Lassi
Aqua Marina
1900 ft
not known
Zorbas Restaurant
2300 ft
Main Lassi Rd
Tanu's
2200 ft
Restaurant
Butler's House
2700 ft
Lassi Aerodromiou Argostoli
Da Veronica Bar
2400 ft
Nearby Veronica's Jewellery
Da Veronica
2600 ft
Restaurant
Taverna Sirtaki
3000 ft
Main Road
Nefeli Restaurant
3000 ft
Restaurant
Explore Argostoli (Kefalonia)
Local Highlights
Top Attractions
Activities
Dining
Entertainment
Makris Gialos Beach
Makris Gialos Beach
10 minutes' walk
Famous for its golden sands and turquoise waters, this beach offers sunbeds, umbrellas, and vibrant beach bars.
Casa Rossa
Casa Rossa
9 minutes' walk
A charming historic house, displaying local art and culture, ideal for a leisurely stroll and appreciation of Greek heritage.
Bridge De Bosset
10 minutes' drive
This historic bridge is perfect for scenic walks with stunning views, recognized as one of Greece's longest stone bridges.
Archaeological Museum of Argostoli
Archaeological Museum of Argostoli
5 minutes' drive
Features artifacts from Kefalonia's rich history. Ideal for history enthusiasts and offers free admission days.
Snorkeling
5 minutes' drive
Explore the underwater world of Kefalonia. Rentals and guided tours available at nearby beaches.
Hiking to St. Gerasimos Cave
12 minutes' walk
A relaxing hike to the serene cave hermitage. Ideal for those seeking tranquility and scenic views.
Tzogias Taverna
Tzogias Taverna
9 minutes' walk
Authentic Greek cuisine in a cozy atmosphere, famous for grilled octopus and moussaka.
Butler's House
Butler's House
10 minutes' walk
A modern restaurant with sea views and a menu featuring fresh seafood and local wines. Reservations recommended.
Argostoli Harbour
Argostoli Harbour
25 minutes' walk
A vibrant area with live music and street performances. Great for families and evening strolls.
Korgialenio Museum
5 minutes' drive
Hosts exhibitions, and cultural events, perfect for art lovers. Check the schedule for special events.
Getting around
City Centre
Argostoli (Kefalonia)24 min  ·  1.2 mi
Airports
Kefallinia Airport (EFL)10 min  ·  3.9 mi
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Property information and rules
Check-in
from 15:00-23:30
Check-out
from 01:00-11:00
Guest Parking
Private parking is possible on site for free.
Internet
is available in for free.
Breakfast
At the hotel Thalassa Boutique - Adults Only guests are invited to a full breakfast served for free. 
Children & extra beds
There are no extra beds provided in a room. 
Pets
Pets are allowed on request.
Year renovated:
2006
Number of rooms:
55
Former name
thalassa (adults only)
Questions of the users
About Thalassa Boutique Hotel - Adults Only
What should I do if I arrive late and check-in has already closed?
10 November 2024
Check-in is available 24/7, ensuring no need to worry about arriving late.
I need to have a video call during my stay. Is there reliable Wi-Fi available in the rooms?
15 December 2024
Complimentary Wi-Fi is provided in the rooms, perfect for video calls and browsing.
Can guests enjoy tea or coffee in their room? Also, are pool towels available?
22 January 2025
In-room tea and coffee making facilities are complimentary, and pool towels are provided for your convenience.
What size are the double beds in the rooms?
05 February 2025
Double beds are king-size, measuring 1.80m x 2.00m, providing ample space for rest.
Is it possible to add an extra bed for a small child in a double room?
12 March 2025
Extra bed requests can be accommodated. Please share the child's age for potential additional charges.
What makes Thalassa Boutique Hotel a great choice for a romantic getaway?
18 April 2025
The hotel features a serene, adults-only atmosphere, stunning sea views, and luxurious accommodations, perfect for couples.
How far is the nearest beach from the hotel?
25 May 2025
The beautiful Makris Gialos beach is just 500 meters away, offering easy access to sand and sea.
Are there fitness facilities available for guests at the hotel?
02 June 2025
A fully equipped fitness center is available for guests who wish to maintain their workout routine during their stay.
Is there a restaurant on the premises for meals throughout the day?
14 July 2025
The Eolia Pool Lounge provides a variety of delicious meals, from breakfast to light lunch, in a picturesque setting.
Can I book private transportation to the airport from the hotel?
20 August 2025
Complimentary private transfers to and from Kefalonia Airport are available for stays of 7 nights or longer.
Check-in
29Jan2026Select date
Check-out
30Jan2026Select date
Rooms and Guests2 Guests, 1 Room

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Thalassa Boutique Hotel - Adults Only Argostoli  Exterior photo

Thalassa Boutique Hotel - Adults Only

9.2
Perfect344 reviews
1.2 mi from center
160 US$
178 US$
per night
Mobile-only price