St Mellons Hotel & Spa

Castleton, Cardiff Outskirts, Cardiff, United Kingdom - Show on map

Offering a restaurant, the 3-star St Mellons Hotel & Spa Cardiff lies in the Cardiff Outskirts district with access to natural sights like Walnut Tree Farm Park 2.7 miles away. Located approximately 10 minutes' drive from Tredegar House, this hotel also provides a golf course for guests who enjoy sports.

Location

Surrounded by gardens, the traditional hotel is 1.2 miles from Cefn Mably Farm Animal Park. St. Mellons Golf Club is within close proximity of the property, while Post Office Castelton bus stop is about a 10-minute walk away. If you enjoy visiting historical places, this Cardiff hotel offers good access to Ruperra Castle, which is 2.6 miles away. For those traveling from afar, Cardiff airport is 37 minutes' drive away.

Rooms

The St Mellons Hotel & Spa has 20 rooms with a seating area. A flat-screen TV with satellite channels along with coffee/tea making facilities are provided. Most rooms at this Cardiff accommodation come with a bidet, a bath, and a walk-in shower, as well as comforts including a hair dryer and bath sheets.

Leisure & Activities

Among other amenities, the St Mellons Hotel & Spa Cardiff offers a swimming pool.

Why choose St Mellons Hotel & Spa Cardiff

Select room

Main amenities

  • Free Wi-Fi

  • Swimming Pool

  • Fitness/Gym

  • On-site Dining

  • Child-friendly

General
  • Free Wi-Fi
  • Swimming Pool
  • Fitness/Gym
  • On-site Dining
  • Child-friendly

Internet

  • Free Wi-Fi
  • Free Wi-Fi in rooms

Parking options

  • Parking

Activities

  • Exercise gym

Dining options

  • Restaurant
  • Bar/ Lounge area

In the kitchen

  • Electric kettle

For kids

  • Cribs

Recreation

  • Swimming pool

In the rooms

  • Sitting area
  • Tea and coffee facilities
  • Ironing facilities

In the bathroom

  • Free toiletries

Devices

  • Flat-screen TV
  • Telephone
  • AM/FM alarm clock

Design

  • Carpeted floor

Important information

Check-in:
from 14:00 until 23:59
Check-out:
until 11:00
  • Children and extra beds
  • One child under the age of 1 may stay at the price of £ 20 per person per night in a crib.
  • One child under the age of 11 may stay at the price of £ 20 per person per night in an extra bed.
  • All children under the age of 17 may stay free of charge when using existing beds.

Enter dates to see availability

From USD 386 per night
Check-in 23 Jul 2025
Check-out 24 Jul 2025
Guests 2 guests

Adults:

2

Children:

0
Special offers & deals Limited offer

Members Only Rate

Up to 15% off
Join now to unlock up to 15% off on your dates – visible to members only.

Early Booking Discount

Up to 20% off
Save up to 20% when you book at least 30 days before your trip.

Mobile-Only Deal

An exclusive discount – get up to 10% off when you book from your phone.

Family Package Deal

Up to 20% off
Save up to 20% with special family packages that include your stay, meals, and fun for the kids..

Summer Deal

Up to 15% off
Make the most of summer with up to 15% off and free breakfast – limited-time offer.

Rooms

Photos of St Mellons Hotel & Spa Cardiff

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St Mellons Hotel & Spa
St Mellons Hotel & Spa
St Mellons Hotel & Spa
St Mellons Hotel & Spa

Location of St Mellons Hotel & Spa Cardiff

Castleton, Cardiff Outskirts, Cardiff, United Kingdom

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    Enter dates to see availability
    From USD 386 per night
    Check-in 23 Jul 2025
    Check-out 24 Jul 2025
    Guests 2 guests

    Adults:

    2

    Children:

    0
    Check-in & out
    23 Jul 2025
    —
    24 Jul 2025
    Guests
    2 guests
    Check availability
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    St Mellons Hotel & Spa
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    Details:

    Castleton, Cardiff, United Kingdom

    Important information
    St Mellons Hotel & Spa
    Check-in:
    from 14:00 until 23:59
    Check-out:
    until 11:00
    • Children and extra beds
    • One child under the age of 1 may stay at the price of £ 20 per person per night in a crib.
    • One child under the age of 11 may stay at the price of £ 20 per person per night in an extra bed.
    • All children under the age of 17 may stay free of charge when using existing beds.