Book your room at St Mellons Hotel
Standard Double RoomMax Occupancy: 2 guests (up to 1 child, 1 infant)
Triple roomMax Occupancy: 3 guests (up to 2 children)
Family RoomMax Occupancy: 4 guests (up to 3 children)
Single RoomMax Occupancy: 1 guest
Edwardian hotel with a full-service spa, in Cardiff (Castleton)
This hotel is located in Cardiff (Castleton), close to Tredegar House. Area attractions also include Cardiff University and National Museum Wales.
In addition to a restaurant, St Mellons Hotel features an indoor pool. Other amenities include a full-service spa and a bar/lounge.
Guestrooms have coffee/tea makers, hair dryers, and irons/ironing boards; rooms also include private bathrooms and phones.Information missing or incorrect? Tell us!
At your hotel
At your hotel
In addition to a full-service spa, St Mellons Hotel features an indoor pool and a health club. The hotel offers a restaurant. A bar/lounge is on site where guests can unwind with a drink. Public areas are equipped with complimentary high-speed wireless Internet access.
This 3-star property offers access to a business center. 9 meeting rooms are available. This Edwardian hotel also offers a sauna, a steam room, and a garden. Complimentary self parking is available on site.
St Mellons Hotel is a smoke-free property.
- Number of buildings/towers - 2
- Fireplace in lobby
- Breakfast available (surcharge)
- Health club
- Free Wi-Fi
- Conference center
- Year Built 1700
- Number of meeting rooms - 9
- Luggage storage
- Indoor pool
- Total number of rooms - 41
- Complimentary newspapers in lobby
- Picnic area
- Business center
- Full-service spa
- Spa treatment room(s)
- Steam room
- Smoke-free property
- Wedding services
- Number of floors - 2
- Safe-deposit box at front desk
- Free self parking
Available in some public areas: Free Wi-Fi
Park your car
Free self parking
In your room
- Room service (limited hours)
- Coffee/tea maker
- Daily housekeeping
- Private bathroom
- Hair dryer
- Iron/ironing board
Eat and drink
Breakfast is available for a surcharge and served each morning between 7 AM and 9:30 AM.
St Mellons Hotel has a restaurant on site.
Room service (during limited hours) is available.
Recreational amenities at the hotel include an indoor pool, a health club, a sauna, and a steam room.
The recreational activities listed below are available either on site or nearby; fees may apply.
- Golf lessons available nearby
- Golfing nearby
Elemis Spa has 4 treatment rooms. Services include massages, facials, body scrubs, and body treatments. The spa is equipped with a sauna.
The spa is open select days. Children under 18 years old are not allowed in the spa without adult supervision. Guests under 18 years old are not allowed in the spa.
- Body treatments
- Facial treatments
- Number of treatment rooms 4
- Manicures and pedicures
- Body scrubs
- Sauna in spa
- Minimum age to access spa is 18
To make requests for specific accessibility needs, complete the “Special or Accessibility Requests" section of “Trip Preferences" when you book your hotel.
- Accessible path of travel
- Accessible bathroom
- In-room accessibility
The fine print for St Mellons Hotel
When you arrive
Check-in time starts at 2 PM
When you leave
Check-out time is 11 AM
How you can pay
Accepted at this hotel: American Express American Express, Diners Club, JCB International JCB International, MasterCard MasterCard, Visa Visa
Pets allowed, Only dogs and cats are allowed, Maximum number of pets per room 1
You need to know
Extra-person charges may apply and vary depending on hotel policy.
Government-issued photo identification and a credit card or cash deposit are 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.
We should mention
Reservations are required for spa treatments. Reservations can be made by contacting the hotel prior to arrival, using the contact information on the booking confirmation.