Cardiff Half Marathon 2027: spectator guide and weekend itinerary

1 to 3 October 2027 · ExpectedCardiff, United Kingdom

Cardiff Half Marathon takes runners a few hours and spectators all day. This guide gives supporters cheer points they can reach by public transport, plans the expo day and race eve around tired legs, and fills the recovery day in Cardiff.

Tours in Cardiff Hotels for these dates

Airport to Cardiff Castle and the Bay

Cardiff airport (CWL) is 30 minutes by bus; Bristol (BRS) is 1 hour 15 minutes. Trains from London Paddington take 1 hour 50 minutes.

Start and finish areas are on public transport; streets on the course close for the morning.

Public transport directions to Cardiff Castle and the Bay

Where to stay by budget

Budget	Where	Why
Budget	Cathays and Roath	Cheaper guesthouses.
Mid-range	City centre	Walk to the stadium.
Splurge	Cardiff Bay	Waterfront hotels.

Three hotels we would book

Budget: Premier Inn Cardiff City Centre
Mid-range: Hotel Indigo Cardiff
Splurge: voco St. David's Cardiff

Links search the nights from 30 September to 4 October. Event weekends sell out early and prices rise as the date gets closer: book a cancellable room as soon as you know you are going.

Day plans for the free hours

Built around the usual marathon weekend schedule for 1 to 3 October 2027. Session times change: check the official timetable and move the blocks around.

Arrival and expo

Wednesday 29 September

Runners collect bibs at the expo. Companions can split off for a half-day.

Half-dayCardiff Castle Half day · Family · Indoor
Roman, Norman and Victorian rooms.
EatMill Lane Café quarter

Day before the race

Thursday 30 September

Runners rest their legs: pick seated or slow outings, then an early pasta dinner.

Easy outingPrincipality Stadium tour Half day · Family
The home of Welsh rugby.
EatCardiff Market Welsh cakes and laverbread

Race day

Friday 1 October

Spectators: pick two cheer points you can reach by public transport, then meet at the finish.

Cheer pointCardiff Bay barrage.
EatBrains pubs Local beer

Recovery day

Monday 4 October

Sore legs: boats, buses and long lunches beat walking tours today.

Easy outingCastell Coch and Caerphilly Castle Half day · Family
Fairytale and fortress castles.
Rain or heat backupNational Museum Cardiff.

Family-friendly picks

Half day · Family · Indoor

Cardiff Castle

Roman, Norman and Victorian rooms.

See times and prices

Half day · Family

Principality Stadium tour

The home of Welsh rugby.

See times and prices

Half day · Family

Castell Coch and Caerphilly Castle

Fairytale and fortress castles.

See times and prices

Techniquest science centre.
St Fagans.

Evening and day-trip tours

Full day

Brecon Beacons day trip

Waterfalls and mountains.

See times and prices

After dark

St Mary Street on match days.

4 tours worth booking for Cardiff Half Marathon

Tour	Length	Good for
Cardiff Castle	Half day	Families, Bad weather
Principality Stadium tour	Half day	Families
Brecon Beacons day trip	Full day	Everyone
Castell Coch and Caerphilly Castle	Half day	Families

Event weeks sell out. Book tours with free cancellation as soon as the session times are published.

Where to eat

Cardiff Market Welsh cakes and laverbread
Brains pubs Local beer
Mill Lane Café quarter

Reserve dinner for the nights around the event: restaurants near the venue fill up days ahead.

Rainy-day backups

Half day · Family · Indoor

Cardiff Castle

Roman, Norman and Victorian rooms.

See times and prices

National Museum Cardiff.
Doctor Who locations walking tour.

Getting around on event days

The stadium is in the centre, next to Cardiff Central station; trains are packed after matches.
Tap in with a contactless card on buses, trams and most urban trains.
Book long-distance trains early on the operator app or Trainline: walk-up fares are expensive.
Uber works in most UK cities; local black cabs are metered.

Day trips from Cardiff

Bath: 1 hour
Brecon Beacons: 1 hour

Bringing a group?

Corporate hospitality, fan clubs, teams and families travelling together: tell us the dates and group size and we will put together tours, transfers and a group dinner for Cardiff Half Marathon.

Plan a group trip

Questions people ask

When is Cardiff Half Marathon 2027?

The next edition is 1 to 3 October 2027, following the usual pattern. The organiser has not confirmed it yet.

How do I get from the airport to Cardiff Castle and the Bay?

Cardiff airport (CWL) is 30 minutes by bus; Bristol (BRS) is 1 hour 15 minutes. Trains from London Paddington take 1 hour 50 minutes. Start and finish areas are on public transport; streets on the course close for the morning.

Where should I stay for Cardiff Half Marathon?

For most visitors the best base is City centre: Walk to the stadium.

What else can we do around Cardiff Half Marathon?

Good short outings in Cardiff include Cardiff Castle, Principality Stadium tour, Castell Coch and Caerphilly Castle. See the day plans on this page for a full schedule.

What is there for kids and families near Cardiff Half Marathon?

Family-friendly picks: Cardiff Castle, Principality Stadium tour, Castell Coch and Caerphilly Castle. Techniquest science centre.

How far is Cardiff Castle and the Bay from Cardiff centre?

About 1 km in a straight line. Start and finish areas are on public transport; streets on the course close for the morning.

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