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Top Pubs for Large Groups in Cardiff
Sometimes, all you can think about is where to party or hang out with your besties! And let’s be honest, a great party needs a fantastic spot, which is why we’ve rounded up the best pubs for large groups in Cardiff just for you. Head to a lively sports bar on St Mary Street to cheer on your favourite soccer team, toast with your girls as you watch the sunset from a gorgeous rooftop bar in the Pontcanna neighbourhood, or kick back with colleagues at happy hour in one of the laid-back pubs in the Cathays area—the choice is yours. Before diving into the excitement, browse through our pubs available for hire, compare options, and pick one for a perfect event.
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![Private Upstairs Room at O'Neill's Trinity Street Cardiff in Cardiff Centre]()
from £200
minimum spend / per sessionCheck availabilityPrivate Upstairs Room
70 guestsO'Neill's Trinity Street CardiffCardiff Centre
#Supervenue
DDaniel H.
“Venue was great size, bar staff were brilliant” -
![Conservatory at Brewhouse & Kitchen - Cardiff in Cardiff Outskirts]()
from £1500
minimum spend / per afternoonCheck availabilityConservatory
70 guestsBrewhouse & Kitchen - CardiffCardiff OutskirtsBrewhouse & Kitchen in Cardiff is a brewpub located next to River Taff. It's a nice venue for functions and events - from two large gardens and an airy conservatory with garden access to smaller bookable areas like the Fire -
![Rhythm Room at Walkabout Cardiff in Cardiff Centre]()
from £250
minimum spend / per sessionCheck availabilityRhythm Room
60 guestsWalkabout CardiffCardiff CentreEnjoy the convenience of your own private bar, where our friendly staff will cater to your needs. The room features multiple TV screens, ideal for presentations or entertainment. -
![Upstairs Room at O'Neill's St Mary Street Cardiff in Cardiff Centre]()
from £400
minimum spend / per sessionCheck availabilityUpstairs Room
300 guestsO'Neill's St Mary Street CardiffCardiff CentreOur 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 -
![Bar 2 at Barbara's Bier Haus Cardiff in Cardiff Centre]()
from £500
minimum spend / per sessionCheck availabilityBar 2
200 guestsBarbara's Bier Haus CardiffCardiff CentreBar 2 offers a large open space, equipped with the latest light and sound technology and AV equipment, it is an ideal space for any event! It also has built in screens for presentations, quiz nights and conferencing as well -
![Garden at Brewhouse & Kitchen - Cardiff in Cardiff Outskirts]()
from £1750
minimum spend / per sessionCheck availabilityGarden
200 guestsBrewhouse & Kitchen - CardiffCardiff OutskirtsThe garden space has everything you need for an outdoor event or a function. There are enough tables and benches for 200 guests. The space can be covered with a marquee and sunshades to be prepared for any kind of weather. -
![Full Venue Hire at Walkabout Cardiff in Cardiff Centre]()
from £1000
minimum spend / per sessionCheck availabilityFull Venue Hire
1400 guestsWalkabout CardiffCardiff CentreAt Walkabout Cardiff we believe in bringing that relaxed feel of Australia to a bar near you. This is the place for people to come together, have fun and chill out whilst enjoying tasty dishes inspired by Aussie street food, -
![Bar 3 at Barbara's Bier Haus Cardiff in Cardiff Centre]()
from £250
minimum spend / per sessionCheck availabilityBar 3
80 guestsBarbara's Bier Haus CardiffCardiff CentreBar 3 offers our guests the ultimate private party space available 7 days a week. It has everything you need to get the party started! Karaoke, TV screens, Mic, in house music system, its got it all going on! -
![Entire Venue at Brewhouse & Kitchen - Cardiff in Cardiff Outskirts]()
from £8000
minimum spend / per sessionCheck availabilityEntire Venue
450 guestsBrewhouse & Kitchen - CardiffCardiff OutskirtsThe full buyout option is designed for events and functions with up to 250 guests. The indoor area consists of a Conservatory space with a view of the garden, which is also open for attendees. -
![Full Venue Hire at Slug and Lettuce Cardiff in Cardiff Centre]()
from £1500
minimum spend / per sessionCheck availabilityFull Venue Hire
400 guestsSlug and Lettuce CardiffCardiff CentreJust a couple of minutes from Queen Street and St David’s Shopping Centre, this stylish bar and restaurant is the go-to spot for everything from casual catch-ups to private parties and amazing hen dos. -
![Moonshine Bar at Bootlegger Bar Cardiff in Cardiff Centre]()
from £550
minimum spend / per sessionCheck availabilityMoonshine Bar
50 guestsBootlegger Bar CardiffCardiff CentreRRhydian W.
“The customer service was fantastic, and its a great space with a great vibe to have a drink with friends.” -
![Bar 1 at Bonnie Rogues Pub in Cardiff Centre]()
from £250
minimum spend / per sessionCheck availabilityBar 1
30 guestsBonnie Rogues PubCardiff CentreMMartina F.
“Excellent space! In the mix so we still benefitted from the atmosphere of the bar, and easy access to drinks.”
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FAQs about Top Pubs for Large Groups in Cardiff
Booking costs of pubs for large groups average £600 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:
| From £300 | to £1500 | minimum spend per event |
| From £20 | to £34 | per person |
| From £220 | to £320 | hire fee per event |
Based on the popularity and user ratings on Tagvenue (updated March 2026), the best options include:
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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.’ -
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.’ -
Conservatory (2nd Floor) Bar at The Botanist Cardiff Central in Cardiff Centre - rated 4.8/5
Venue said: Please note: The Terrace would be open to the public and the bar would be a shared bar. *Please Note: This option is not available on a Saturday between April and August...
These are the venues within 0.1 mi from central Cardiff, available to book on Tagvenue:
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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... -
Entire Venue at Cambrian Tap
on 51 Saint Mary Street - 0.1 mi from centre.
Venue said: The Cambrian Tap is a bar and pub located in the Brewery Quarter in Cardiff, UK. Tables or our entire venue can be booked for small and medium-sized private events such as parties and celebrations, up to 88 people. -
Full Venue Hire at Popworld Cardiff
on 96 Saint Mary Street - 0.1 mi from centre.
Venue said: Cocktails and pop disco at a late-night club with party atmosphere, popular with stag and hen partie. Cardiff's Popworld is a disco dream with 2-for-1 cocktails and party tunes, there's even a light-up dance floor where obligatory...
To secure a great pub in Cardiff for your summer party, it's recommended to book as early as possible—ideally 3-6 months in advance. Popular venues, especially those with high capacities and unique features, tend to book up quickly during peak summer months.
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Page last updated in March 2026
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