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Top Cheap Birthday Party Venues in Cardiff
The candles only come once a year, so the celebration should never feel like an afterthought. Cardiff serves up budget-friendly party spots all across the city, from lively bars on St Mary Street to welcoming restaurants in Pontcanna and hidden gems around Cardiff Bay. Cheap birthday party venues in Cardiff make it easy to gather your favourite people without watching every penny all evening. Browse below, pick your favourite and save the splashing out for the birthday drinks instead.
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![Viewing Deck at Lo Lounge in Cardiff]()
from £125
hire fee / per afternoonCheck availabilityViewing Deck
120 guestsLo LoungeCardiffLLisa K.
“They would hard all night. Location was great over looking the bay. Would highly recommend booking this venue.” -
![PARTY AND EVENT VENUE at DNC BAR in Cardiff Centre]()
from £100
hire fee / per sessionCheck availabilityPARTY AND EVENT VENUE
120 guestsDNC BARCardiff Centre
#Supervenue
LLara J.
“Staff were fantastic, venue is perfect for an 18th party.” -
![Rockpools Dining Area at The Botanist Cardiff Bay in Cardiff]()
from £800
minimum spend / per sessionCheck availabilityRockpools Dining Area
30 guestsThe Botanist Cardiff BayCardiffHHelena K.
“28 of us celebrated a special birthday at the rock pool area. Food and drinks were lovely.” -
![Private Upstairs Room at O'Neill's Trinity Street Cardiff in Cardiff Centre]()
from £200
minimum spend / per sessionCheck availabilityPrivate Upstairs Room
100 guestsO'Neill's Trinity Street CardiffCardiff Centre
#Supervenue
CChristopher W.
“Great size venue for our party and brilliant location.” -
![Premier Lounge at Cardiff City Stadium in Cardiff Outskirts]()
from £235
hire fee / per sessionCheck availabilityPremier Lounge
600 guestsCardiff City StadiumCardiff OutskirtsAAlun J.
“Splendid venue and excellent support from the duty staff and the events planner.” -
![Bar 3 at Bonnie Rogues Pub in Cardiff Centre]()
from £250
minimum spend / per sessionCheck availabilityBar 3
120 guestsBonnie Rogues PubCardiff CentreAAngela D.
“The area was perfect for our event. Easy access to the bar.” -
![Upper Level at Be At One Cardiff in Cardiff Centre]()
from £250
minimum spend / per sessionCheck availabilityUpper Level
100 guestsBe At One CardiffCardiff CentreAt Be At One Cardiff, our Upper Level offers the perfect space for your next private event. Whether you’re hosting a corporate function, a birthday celebration, or a festive Christmas party, this exclusive area provides a -
![Conservatory (2nd Floor) Bar at The Botanist Cardiff Central in Cardiff Centre]()
from £1000
minimum spend / per sessionCheck availabilityConservatory (2nd Floor) Bar
90 guestsThe Botanist Cardiff CentralCardiff CentreMMaggie N.
“Great private dinning space which allowed us to be comfortable with our mixed group which included toddlers.” -
![Bar 4 at Bonnie Rogues Pub in Cardiff Centre]()
from £250
minimum spend / per sessionCheck availabilityBar 4
250 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.” -
![The Greenhouse at The Botanist Cardiff Central in Cardiff Centre]()
from £500
minimum spend / per sessionCheck availabilityThe Greenhouse
30 guestsThe Botanist Cardiff CentralCardiff CentreIIwan S.
“Great little space, set off from the main restaurant. Worked great for our family celebration.” -
![Full Venue Hire at Be At One Cardiff in Cardiff Centre]()
from £500
minimum spend / per sessionCheck availabilityFull Venue Hire
280 guestsBe At One CardiffCardiff CentreBut don’t just take our word for it—come experience the magic yourself. Our venue is the ideal spot for corporate functions, birthdays, and Christmas parties, providing an energetic atmosphere that will make any event truly -
![The Den (Basement) at The Cocktail Club Cardiff in Cardiff Centre]()
from £300
minimum spend / per sessionCheck availabilityThe Den (Basement)
60 guestsThe Cocktail Club CardiffCardiff CentreComposing an intimate basement space branded ‘The Den’, with a low-rise beamed ceiling and exposed brickwork – perfect for popping off parties.
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Find Small and Affordable Birthday Party Places in Cardiff
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#Supervenue
“From start to finish everything went smoothly. The Gold buffet package was outstanding, the food was gorgeous.”
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Celebrate at Top Bars for Birthday Parties
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FAQs about Top Cheap Birthday Party Venues in Cardiff
Booking costs of cheap birthday party venues average £500 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 July 2026:
| From £300 | to £1500 | minimum spend per event |
| From £15 | to £35 | per person |
| From £150 | to £400 | hire fee per event |
Based on the popularity and user ratings on Tagvenue (updated July 2026), the best options include:
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Viewing Deck at Lo Lounge in Cardiff - rated 5/5
Our user said: ‘Location was great over looking the bay. Would highly recommend booking this venue.’ -
Private Upstairs Room at O'Neill's Trinity Street Cardiff in Cardiff Centre - rated 5/5
Our user said: ‘Venue was great size, bar staff were brilliant...’ -
PARTY AND EVENT VENUE at DNC BAR in Cardiff Centre - rated 4.8/5
Our user said: ‘The venue was a great size, places to sit down, could connect to the speaker...’
You'll find cheap birthday party venues 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 (July 2026):
| Small | up to 50 guests | prices average £500 minimum spend per event |
| Medium | between 70 and 120 guests | prices average £500 minimum spend per event |
| Large | over 220 guests | prices average £500 minimum spend per event |
These are the venues within 0.1 mi from central Cardiff, available to book on Tagvenue:
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Tiger Bar- Ground Floor at The Cocktail Club Cardiff
on 75 Saint Mary Street - 0.1 mi from centre.
Venue said: The Tiger Bar has its own private bar, giving groups a separate setting while still being part of the wider venue. -
Full Venue Hire at Popworld Cardiff
on 96 Saint Mary Street - 0.1 mi from centre.
Venue said: 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 macarena dancing takes place. -
Bar 3 at Bonnie Rogues Pub
on 42-43 St Mary Street - 0.1 mi from centre.
Our user said: ‘Excellent space! In the mix so we still benefitted from the atmosphere of the bar, and easy access to drinks.’
Based on Tagvenue data (as of July 2026), users looking for cheap birthday party venues most commonly go for these venue types:
| Bar | prices average £500 minimum spend per event | typically between 80 and 300 guests |
| Event Space | prices average £235 hire fee per event | typically between 70 and 300 guests |
| Restaurant | prices average £800 minimum spend per event | typically between 30 and 90 guests |
| Cocktail Bar | prices average £150 hire fee per event | typically between 60 and 100 guests |
| Pub | prices average £250 minimum spend per event | typically between 100 and 200 guests |
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Page last updated in July 2026
To provide you with relevant information, our pages are refreshed using an algorithm that aggregates real-time data, including bookings, reviews, and venue updates.