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Experience the tranquil charm of Thalassa Boutique Hotel - Adults Only, where sun-kissed moments await near Makris Yalos Beach. Treat yourself to a rejuvenating spa treatment, lounge by the seasonal outdoor pool with sun loungers and umbrellas, or unwind in the garden with a good book from the library. With free WiFi and attentive concierge services at your fingertips, you'll feel pampered.
VIP Access
Reviews
9.0 out of 10
Wonderful
Popular amenities
The current price is NT$6,429
NT$7,659 total
includes taxes & fees
Oct 1 - Oct 2
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Room options
Available filters for rooms
Showing 8 of 8 rooms
View all photos for Design Room, Partial Ocean View (King)

Design Room, Partial Ocean View (King)
Highlights
Furnished balcony or patio
Soundproofed
Air conditioning
Flat-screen TV
Hair dryer
Electric kettle
Daily housekeeping
Desk
View all photos for Executive Double Room

Executive Double Room
Highlights
Furnished balcony or patio
Soundproofed
Air conditioning
Flat-screen TV
Hair dryer
Electric kettle
Daily housekeeping
Desk
View all photos for Room, Garden View (King)

Room, Garden View (King)
10.0 out of 10
Exceptional
(1 review)
Highlights
Furnished balcony or patio
Soundproofed
Air conditioning
Flat-screen TV
Hair dryer
Electric kettle
Daily housekeeping
Desk
View all photos for Design Double Swim-Up Room

Design Double Swim-Up Room
Highlights
Furnished balcony or patio
Soundproofed
Air conditioning
Flat-screen TV
Hair dryer
Electric kettle
Daily housekeeping
Desk
View all photos for Suite, Sea View

Suite, Sea View
9.0 out of 10
Wonderful
(2 reviews)
Highlights
Furnished balcony or patio
Soundproofed
Air conditioning
Flat-screen TV
Bathrobes
Hair dryer
Electric kettle
Daily housekeeping
View all photos for Superior Room, Garden View

Superior Room, Garden View
10.0 out of 10
Exceptional
(1 review)
Highlights
Furnished balcony or patio
Soundproofed
Air conditioning
Flat-screen TV
Hair dryer
Electric kettle
Daily housekeeping
Desk
View all photos for Superior Room, Sea View

Superior Room, Sea View
8.8 out of 10
Excellent
(3 reviews)
Highlights
Furnished balcony or patio
Soundproofed
Air conditioning
Flat-screen TV
Hair dryer
Electric kettle
Daily housekeeping
Desk
View all photos for Deluxe Double Room, Sea View

Deluxe Double Room, Sea View
10.0 out of 10
Exceptional
(1 review)
Highlights
Furnished balcony or patio
Soundproofed
Air conditioning
Flat-screen TV
Bathrobes
Hair dryer
Electric kettle
Daily housekeeping
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About the neighborhood
Located in Kefalonia, Thalassa Boutique Hotel - Adults Only is near the beach. While the natural beauty of Makris Yalos Beach and Fanari Beach can be enjoyed by anyone, those looking for an activity can check out Port of Argostoli. Ammes Beach and Avithos Beach are two other places to visit that come recommended.

Lassi, Paleostafida Beach, Kefalonia, Ionian Islands, 28100
What's nearby
- Makris Yalos Beach - 8 min walk - 0.8 km
- Kalamia Beach - 3 min drive - 1.9 km
- Cephalonia Botanica - 4 min drive - 3.0 km
- Port of Argostoli - 5 min drive - 3.4 km
- Fanari Beach - 7 min drive - 4.9 km
Getting around
Restaurants
- Costa Costa - 12 min walk
- Spathis Bakery & Patisserie - 4 min drive
- Ristretto - 4 min drive
- Olea Kouzinaki - 3 min drive
- De Bosset - 4 min drive
About this property
Property amenities
Room amenities
Policies
Important information
Fees
You'll be asked to pay the following charges at the property. Fees may include applicable taxes:
- A tax is imposed by the city and collected at the property. This tax is adjusted seasonally and might not apply year round. Other exemptions or reductions might apply. For more details, please contact the property using the information on the reservation confirmation received after booking.
- A tax is imposed by the city: From 1 November - 31 March, EUR 3.00 per accommodation, per night
- A tax is imposed by the city: From 1 April - 31 October, EUR 10.00 per accommodation, per night
We have included all charges provided to us by the property.
Optional extras
- Airport shuttle fee: EUR 25 per vehicle (one-way)
The above list may not be comprehensive. Fees and deposits may not include tax and are subject to change.
You need to know
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
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
Cashless transactions are available
Safety features at this property include a fire extinguisher, a smoke detector, and a first aid kit
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
Property Registration Number 0430Κ032A0030901
We should mention
This property does not have elevators
Cash transactions at this property cannot exceed EUR 500, due to national regulations; for further details, please contact the property using information in the booking confirmation
The seasonal pool will be open from April to October
Guests under 18 years old are not permitted at this adults-only property
Property is also known as
Thalassa Argostoli
Thalassa Hotel
Thalassa Hotel Argostoli
Thalassa Hotel Lassi
Thalassa Lassi
Thalassa Hotel KEFALONIA
Thalassa KEFALONIA
Thalassa Boutique Hotel Kefalonia
Thalassa Boutique Kefalonia
Thalassa Boutique
Thalassa Boutique Hotel
Thalassa Adults Only Kefalonia
Thalassa Boutique Hotel - Adults Only Hotel
Thalassa Boutique Hotel - Adults Only Kefalonia
Thalassa Boutique Hotel - Adults Only Hotel Kefalonia
Frequently asked questions
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Thalassa Boutique Hotel - Adults Only Reviews
Reviews
9.0
Wonderful
9.4/10
Cleanliness
9.0/10
Staff & service
8.6/10
Amenities
9.0/10
Property conditions & facilities
8.8/10
Eco-friendliness
Reviews
2025/5/29
Liked: Cleanliness, amenities, property conditions & facilities
Stayed 3 nights in May 2025
10/10 Excellent
Mitchell
2025/8/23
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Mitchell
Stayed 9 nights in Aug 2025
8/10 Good
Sharon
2025/8/9
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Sharon
Stayed 5 nights in Aug 2025
10/10 Excellent
Richard
2025/6/5
Liked: Cleanliness, amenities, property conditions & facilities
Richard
Stayed 8 nights in May 2025
8/10 Good
Michelle
2025/8/28
Liked: Cleanliness, staff & service, amenities, property conditions & facilities

Michelle
Stayed 4 nights in Aug 2025
2/10 Terrible
Michaela
2025/8/15
Disliked: Staff & service
Michaela
Stayed 4 nights in Aug 2025
10/10 Excellent
Francine
2024/9/16
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Francine
Stayed 4 nights in Sep 2024
10/10 Excellent
Oliver
2022/10/20
Liked: Cleanliness, amenities, property conditions & facilities
Oliver
Stayed 4 nights in Oct 2022
10/10 Excellent
Mary
2024/8/2
Liked: Cleanliness, staff & service, property conditions & facilities
Mary
Stayed 6 nights in Jul 2024
10/10 Excellent
Nicholas
2024/6/14
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Nicholas
Stayed 7 nights in May 2024
2/10 Terrible
Corrie
2025/7/28
Disliked: Cleanliness, staff & service
Corrie
Stayed 4 nights in Jul 2025
10/10 Excellent
Callum Elliott
2024/8/28
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Callum Elliott
Stayed 7 nights in Aug 2024
10/10 Excellent
ZHANG
2022/7/5
Liked: Cleanliness, staff & service, property conditions & facilities
ZHANG
Stayed 2 nights in Jul 2022
10/10 Excellent
VALERIA
2024/6/15
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
VALERIA
Stayed 2 nights in Jun 2024
10/10 Excellent
Phoebe
2024/8/27
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Phoebe
Stayed 5 nights in Jul 2024
10/10 Excellent
rita
2023/10/9
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
rita
Stayed 7 nights in Oct 2023
8/10 Good
Ian
2023/10/15
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Ian
Stayed 7 nights in Oct 2023
8/10 Good
Roy
2024/5/26
Liked: Cleanliness, staff & service, property conditions & facilities
Roy
Stayed 6 nights in May 2024
8/10 Good
Alan
2022/7/11
Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Alan
Stayed 7 nights in Jun 2022
8/10 Good
Jillian
2024/8/25
Liked: Cleanliness, staff & service, property conditions & facilities
Jillian
Stayed 11 nights in Aug 2024
8/10 Good
Houssam
2025/8/18
Liked: Cleanliness, staff & service, property conditions & facilities
Houssam
Stayed 1 night in Aug 2025
10/10 Excellent
Justin
2025/7/23
Justin
Stayed 7 nights in Jul 2025
10/10 Excellent
Steven
2025/6/8
Liked: Staff & service, amenities, property conditions & facilities
Steven
Stayed 3 nights in May 2025
10/10 Excellent
Edith
2024/10/21
Edith
Stayed 4 nights in Oct 2024
10/10 Excellent
Jordan
2024/10/14
Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Jordan
Stayed 4 nights in Oct 2024