You might be eligible for a Genius discount at Castro Hotel Syros. To check if a Genius discount is available for your selected dates sign in.
Genius discounts at this property are subject to book dates, stay dates and other available deals.
Get the celebrity treatment with world-class service at Castro Hotel Syros
Elegant Accommodation: Castro Hotel Syros in Ermoupoli offers a 5-star experience with spa facilities, a sun terrace, restaurant, bar, and free WiFi. Private check-in and check-out services ensure a seamless arrival and departure. Comfortable Amenities: Guests enjoy air-conditioning, private bathrooms, bathrobes, and soundproofed rooms. Additional amenities include a hot tub, lounge, wellness packages, and a coffee shop. Free toiletries, work desks, and soundproofing enhance comfort. Dining Options: The modern, family-friendly restaurant serves Greek and Mediterranean cuisine for brunch, lunch, dinner, high tea, and cocktails. Breakfast includes warm dishes, fresh pastries, pancakes, cheese, fruits, and juice. Prime Location: Located 4 km from Syros Island National Airport, the hotel is a short walk from Asteria Beach and Saint Nicholas Church. Nearby attractions include the Industrial Museum of Ermoupoli and Miaouli Square.
Couples particularly like the location — they rated it 9.9 for a two-person trip.
Distance in property description is calculated using © OpenStreetMap
Most popular facilities
- Free WiFi
- Spa and wellness centre
- Restaurant
- Room service
- Non-smoking rooms
- Bar
Sign in, save money

Guest reviews
Categories:
Select topics to read reviews:
Guests who stayed here loved
- Peter
United Kingdom
“The facilities, location which was ideal and the building which was a period property tastefully restored. The staff were lovely and friendly.” - Con
Australia
“Exceptional quality staff! Really made you feel relaxed and comfortable! Highly recommended.” - Helene
Australia
“This is one of the most stunning Neo Classical buildings. Really enjoyed our stay here.” - Anna
Greece
“A wonderful stay at Castro Hotel Syros (10–13 July)! We had a truly wonderful experience during our stay at Castro Hotel Syros. The room was spotless, stylish, and very comfortable, providing the perfect base for exploring the island. What...” - William
United Kingdom
“Great history behind the building itself and a really premium finish within the reception lobby and bar area. Incredibly welcoming staff and always on hand to provide recommendations and have a general chat. Great spa/massage also!” - Untamd
Australia
“Amazing staff and beautiful hotel in a very central location, the staff go above and beyond to make sure your stay is pleasant, definitely will return very boutique small and intimate.” - Rachel
Lebanon
“It’s charming with an excellent location and a nice spa. The staff were very friendly and helpful.” - Stephanie
United Kingdom
“We absolutely loved this hotel and will definitely be staying there again. The room was wonderful. Everything is to a high standard and all of the staff are lovely and very friendly. (Our only tiny note would be to have kettles in the room for tea...” - Mirko
Germany
“Very friendly and efficient check-in and -out. Staff very helpful and caring. Rooms were immaculate and seemed very new. Although building is historic, interior is discreetly modern and comfortable.” - Hayley
Australia
“The room was fantastic, quiet, dark, great pillows and bedding. It was also very clean.”
Hotel surroundings
Restaurants
- Ousyra Restaurant
- CuisineGreek • Mediterranean
- Open forBreakfast • Brunch • Lunch • Dinner • High tea • Cocktail hour
- AmbianceFamily friendly • Modern
House rules
Child policies
Children of any age are welcome.
To see correct prices and occupancy information, please add the number of children in your group and their ages to your search.
Cot and extra bed policies
The number of cots allowed is dependent on the option you choose. Please check your selected option for more information.
There are no extra beds available at this property.
All cots are subject to availability.




The fine print
For bookings of 3 rooms and more, different policies may be apply.
License number: 1200136