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How to Spend a Weekend in Cardiff, Wales (3-Day Itinerary)

  • Writer: Amy Harris
    Amy Harris
  • Mar 19
  • 4 min read

Cardiff is one of the UK’s most underrated city breaks—compact, walkable, and full of character. Whether you’re visiting for history, waterfront views, or the electric atmosphere of a rugby match, this Cardiff weekend itinerary will help you experience the best of the Welsh capital in just three days.

For this trip, I stayed at voco St. David’s Cardiff—a waterfront hotel in Cardiff Bay that turned out to be the perfect base for exploring both the bay and the city centre.



Where to Stay: Cardiff Bay vs City Centre


If you’re deciding where to stay in Cardiff, here’s a quick breakdown:


Staying in Cardiff Bay (My Pick)

  • Quieter, scenic, and more relaxed

  • Easy access to Mermaid Quay and waterfront walks

  • Perfect for a slower-paced weekend

Why I loved Voco St. David’s Cardiff:

  • Right on the water with incredible views

  • Spacious, modern rooms (many with balconies)

  • A peaceful escape after busy days in the city

Staying in City Centre

  • Closer to nightlife, shopping, and the stadium

  • Best if you’re planning a late night out or attending events



grilled octopus


If you choose to stay in Cardiff Bay and are looking for a great spot for dinner on your first night in town, I definitely recommend the Sultan


Day 1: Cardiff Bay, Scenic Walks & City Centre

Start your weekend right in Cardiff Bay—especially convenient if you’re staying at voco St. David’s.


Begin with brunch at The Galley, then take a scenic walk toward the pier through Alexandra Park, a quieter, more local-feeling green space.

The Galley is a little hidden gem located at the Penarth Marina and they pride themselves on serving the very best local produce and if they can't buy local they get the very best Welsh produce. We really enjoyed brunch here. It is quite small and we had to sit out on their patio which was a bit chilly, so plan to wait on a busy weekend.


After exploring the waterfront, hop on a quick train into Cardiff City Centre.

If there’s a rugby match happening, the city will be buzzing—this ended up being one of the highlights of the trip. Even if you don’t go inside the stadium, the energy spills into the streets and pubs. But I highly recommend getting tickets to a game if you can, it's quite an experience if you've never been!

What to Do in Cardiff City Centre

  • Explore the historic Victorian arcades

  • Stop into a traditional pub

  • Catch a rugby match at Principality Stadium

Day 2: Castles & History

Spend your second day exploring two of the best castles in South Wales.


Caerphilly Castle



Just outside Cardiff, Caerphilly Castle is massive, dramatic, and surrounded by water. It’s one of the most impressive castles in the UK and well worth the short trip. It is the largest Castle in Wales and the second largest castle in the UK.


Sunday Brunch with a Castle View

Right across from the castle, we stopped for Sunday brunch at The Courthouse—and it ended up being one of the highlights of the day.

The views overlooking Caerphilly Castle are incredible, and it’s such a unique spot to relax after walking the grounds. If you can, grab a table by the window or outside for the full experience.


Cardiff Castle



Back in the city centre, Cardiff Castle offers a completely different experience—blending Roman ruins, Norman fortifications, and lavish Victorian interiors.

Spend your final morning exploring Mermaid Quay, grabbing coffee by the water, and enjoying a slower pace before heading back to London.

Before you leave, take a ride on the Cardiff Bay Ferris Wheel for a panoramic view—it’s a simple but memorable way to end the trip.


Note: If you have time, on your way back toward Cardiff, consider stopping at Castell Coch—often called the “fairytale castle” of Wales.

Nestled in the woods, this smaller, red-toned castle feels completely different from Caerphilly. Its romantic design and ornate interiors make it one of the most unique castles in the area.

Even a quick stop here is worth it, especially if you enjoy photography or want something a bit more whimsical.

Day 3: Mermaid Quay & A Perfect Send-Off

End your weekend back where it started—Cardiff Bay.



Spend your final morning exploring Mermaid Quay, grabbing coffee by the water, and enjoying a slower pace before heading back to London.

Before you leave, take a ride on the Cardiff Bay Ferris Wheel for a panoramic view—it’s a simple but memorable way to end the trip. Also, make sure you try a warm Welshcake from Fabulous Welshcakes, they are delicious!


Travel Tips for a Weekend in Cardiff


Getting Around

  • Cardiff Bay ↔ City Centre train is quick and easy

  • Most areas are very walkable

  • Ubers are easily accessible


Best Time to Visit

  • Spring/summer for weather

  • Rugby season for atmosphere

Final Thoughts

Staying at voco St. David’s Cardiff really shaped the trip—it gave the weekend a relaxed, waterfront feel while still being close to everything.

A weekend in Cardiff offers:

  • Historic castles

  • Lively city energy

  • Scenic waterfront views

It’s the perfect mix for a quick UK getaway—and an easy trip from London.

 
 
 

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