From old-school rock bars to neon-lit nightclubs, Cardiff boasts some of the best party venues in the UK.
But why waste the night walking the streets looking for a stag-friendly watering hole when you can plan it in advance?
Here at StagWeb.co.uk, our job is to take all the hassle out of a stag weekend for you, so we’ve been on a scouting mission to find the 10 best bars for stag do in Cardiff.
It was thirsty work, but by God you’re worth it.
Be sure to check out StagWeb’s range of stag-friendly Cardiff nightlife options to save a whole load of hassle on that big weekend away.
1. Revolution Cardiff
Packed with energy and boasting a dance floor that’s ready for some action, this vodka-obsessed bar has long been a stag do favourite.
With a staggering array of vodka flavours and frequent happy hours, it’s the perfect launchpad for stags aiming to get their night off to a flyer.
Keep the drinks flowing with our Vodka Revs Package and the spirits high with our Stag Party Meal – Vodka Revolution and you’ll guarantee a legendary night out.
Where…
9-11 Castle St, Cardiff CF10 1BS
Opening Times…
- Mon- Tue Closed
- Wed – Thu 16:00 – 00:00
- Friday 12:00 – 03:00
- Saturday 11:00 – 03:00
- Sunday 12:00 – 00:00
2. Alcotraz Cardiff – Cell Block Nine-One
This immersive, prison-themed cocktail bar offers a unique twist to your usual night out.
The serving inmates, who are your bartenders, are experts in crafting tasty cocktails with a secret twist.
You’re encouraged to smuggle in your favourite spirit which they’ll use to create your drinks!
The one-of-a-kind atmosphere guarantees a night to remember and if you want to find out more, you can check our Alcotraz Prison Cocktail Experience page and secure your spot now.
Where…
Unit 9a Brewery Quarter, Cardiff CF10 1FG
Opening Times…
- Monday Closed
- Tue – Wed 19:05 – 20:50
- Thursday 19:05 – 23:15
- Friday 16:40 – 23:15
- Saturday 12:00 – 23:15
- Sunday 16:40 – 18:25
3. Walkabout
Bringing Aussie vibes to Cardiff, Walkabout is a top choice for stags who love sports and live music.
With big screens showing all the latest games, it’s a great spot to kick back with your mates before the night gets into full swing.
Where…
65-74 St Mary St, Cardiff CF10 1FA
Opening Times…
- Sun – Wed 12:00 – 00:00
- Thu – Sat 12:00 – 03:00
4. Heidi’s Bier Bar
Embrace the après-ski atmosphere at Heidi’s Bier Bar, which offers a taste of Oktoberfest right in the heart of Cardiff.
With large beers and an impressive cocktail menu, Heidi’s is sure to satisfy any stag party.
Where…
4-6 Mill Ln, Cardiff CF10 1FL
Opening Times…
- Sun – Thu 16:00 – 03:00
- Fri – Sat 12:00 – 03:00
5. O’Neill’s St Mary Street
This all-time favourite pub provides a slice of Ireland right in the heart of Cardiff.
With live music, hearty food, and generous drink deals, it’s a top choice for stags who enjoy a dynamic environment and a good craic.
Where…
85-87 St Mary St, Cardiff CF10 1DW
Opening Times…
- Mon – Thu 10:00 – 23:00
- Fri – Sat 10:00 – 01:00
- Sunday 10:00 – 23:00
6. NQ64
Picture this: one hand on a joystick, the other clutching a craft beer.
The ultimate stag combo!
Crank up the competition and enjoy some button-bashing at Cardiff’s premier gaming bar.
Where…
60-61 St Mary St, Cardiff CF10 1FE
Opening Times…
- Mon- Thu 16:00 – 02:00
- Friday 16:00 – 03:00
- Sat – Sun 12:00 – 03:00
7. Gassy’s
With numerous screens for live sports and pool tables for added entertainment, Gassy’s a top choice.
While they may not offer happy hours, the bar boasts reasonably priced pints, promising a good time either way!
Where…
39-41 Salisbury Rd, Cardiff CF24 4AB
Opening Times…
- Mon – Tue 12:00 – 23:00
- Wed – Fri 12:00 – 00:00
- Saturday 10:00 – 00:00
- Sunday 10:00 – 23:00
8. Popworld
If you fancy a trip down memory lane, Popworld is the place for you.
Known for its retro music and vibrant neon décor, it’s a blast from the past that’ll have the groom throwing some outrageous shapes in no time.
With regular drink promotions, our Popworld VIP Packages let you relive the good old days without breaking the bank.
Where…
96 St Mary St, Cardiff CF10 1DX
Opening Times…
- Mon – Thu 22:00 – 03:00
- Friday 19:00 – 03:00
- Saturday 15:00 – 03:00
- Sunday Closed
9. Las Iguanas
For a taste of Latin America, head to Las Iguanas.
This lively bar and restaurant offers a range of boozy concoctions and a vibrant atmosphere with 2-for-1 drinks deals.
It’s the perfect spot to start your evening before hitting the dance floor, so check out our Las Iguanas stag packages now.
Where…
8 Mill Ln, Cardiff CF10 1FL
Opening Times…
- Mon – Thu 11:00 – 22:30
- Fri – Sat 11:00 – 00:00
- Sunday 12:00 – 22:00
10. Flight Club Cardiff
For a stag do filled with banter, booze, and bullseyes, look no further than the Flight Club.
This is social darts, gentlemen.
It’s located smack-bang in the middle of St Mary Street, which makes it easy to bounce onto the next adventure, too.
One of the best bars for a stag do in Cardiff by far.
Where…
3-4 St Mary St, Cardiff CF10 1AT
Opening Times…
- Sun – Wed 11:30 – 00:00
- Thu – Fri 11:30 – 01:00
- Saturday 11:00 – 01:00
Cardiff Stag Bars FAQs
What is the best street in Cardiff for bars?
Cardiff’s most central street, St Mary Street, which is closed to traffic on Friday and Saturday nights, will always guarantee you a wild night out.
It boasts a range of unique spots (some of which made it to this list), live music, entertainment, and hands down the best nightlife in the city.
Does Cardiff have good nightlife?
Yes, Cardiff has one of the best nightlife scenes in the UK!
Traditional pubs, modern bars, bouncing nightclubs, independent venues, you name it – Cardiff’s got it!
Can you walk into bars in Cardiff?
Yes, you can walk into bars in Cardiff as a stag group, for the most part.
Hopefully, none of the bars on this list will refuse a walk-in (unless they’re packed on the night!).
That’s why, pre-booking or getting on a guest list can help to ensure entry, particularly for larger groups.
Still Planning the Stag?
Don’t suffer with the stress of organising it solo.
Once you’re clued up on everything you need to know check out our range of Cardiff stag activities and get booking.
Cardiff is a hugely popular stag destination and the best activities and accommodation options can book up fast.
Send your speedy Cardiff stag enquiry today and our destination expert will get to work building your legendary weekend away.
Or, to really save time, check out our favourite ready-made Cardiff stag packages that are priced up and ready to book.
