Pubs with Function Rooms for Hire in Cardiff

Booking costs of pubs with function rooms average £750 minimum spend per event. Costs vary depending on guest capacity, popularity, location, and amenities like sound systems or bar services. Extra charges may apply for custom catering, decor, or event planning services. Packages with add-ons, such as DJs, photo booths, or other entertainment services, can also increase the overall cost. Check out the typical price ranges in Cardiff, based on Tagvenue data from March 2026:

Based on the popularity and user ratings on Tagvenue (updated March 2026), the best options include:

• Private Upstairs Room at O'Neill's Trinity Street Cardiff in Cardiff Centre - rated 5/5
  Our user said: ‘Great size venue for our party and brilliant location.’

• Cabin 1 at Lo Lounge in Cardiff - rated 5/5
  Venue said: With direct access to the outdoor bar and stunning Cardiff Bay views, they’re perfect for both business and leisure. Book your private space today!

• PARTY AND EVENT VENUE at DNC BAR in Cardiff Centre - rated 4.9/5
  Our user said: ‘Staff were fantastic, venue is perfect for an 18th party.’

You'll find pubs with function rooms in various sizes, from smaller spots to larger venues; keep in mind that the type of space and your chosen layout will affect the capacity! Below you can see the typical venue sizes in Cardiff, together with the standard prices in each size range, based on Tagvenue data (March 2026):

These are the venues within 0.1 mi from central Cardiff, available to book on Tagvenue:

• Upstairs Room at O'Neill's St Mary Street Cardiff on 85-87 St Mary St, Cardiff - 0.1 mi from centre.
  Venue said: Our first-floor space at O'Neill's St Mary Street is the ideal venue for any occasion—whether it's a meeting, an all-day conference, a Christmas or engagement party, a milestone birthday, a networking event, a live music...
• Full Venue Hire at Slug and Lettuce Cardiff Central on 84 Saint Mary Street - 0.1 mi from centre.
  Venue said: Spread across three floors, it features modern dining areas, unique birdcage booths, and flexible spaces that can be adapted for a wide range of event types.
• Whole Venue at The Cocktail Club Cardiff on 75 Saint Mary Street - 0.1 mi from centre.
  Venue said: Take over The Cocktail Club Cardiff and throw a party that hits different. From iconic interiors and banging playlists to outrageous cocktails served by expert bartenders, this is the ultimate space for celebrations that...

In Cardiff, you have a range of function room venues to choose from, depending on the size and style of your event. If you're looking for a cosy, intimate setting, The Greenhouse at The Botanist is ideal for smaller gatherings. If you want to add some fun to the mix, Flight Club Cardiff is a great option, combining social darts with a well-stocked bar. Both of these larger venues provide flexible seating arrangements, catering options, and sound systems, ensuring your event is not only enjoyable but also well-equipped for whatever you have planned.

Cardiff hosts plenty of exciting events throughout the year, including the Cardiff International Food & Drink Festival in July, the Cardiff Half Marathon in October, and the Sŵn Festival in August, which showcases emerging music talent. During the Christmas season, the city features festive markets and light displays. Outdoor enthusiasts can enjoy the Open Air Theatre and Riverside Market, which offer regular cultural activities. If you're planning an event at popular venues like Cardiff City Stadium, make sure to book 3-6 months in advance—especially if your event falls on a weekend or during the holiday season when demand is high.