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Whether your little one is obsessed with steam trains or you’re simply looking for a fun family day out with something a little different, South Wales has plenty of railway adventures to explore.
From miniature railways in beautiful parks to full steam train journeys through the Brecon Beacons, these family-friendly railway attractions are perfect for train lovers of all ages.
Here are some of the best railway days out in South Wales for families.
Last updated: 13th May 2026
Disclaimer: We do our best to keep all information on Little Adventures Wales as accurate and up to date as possible, however opening times, prices, facilities and events can change regularly. We always recommend checking the official website or social media pages before travelling.
The Best Railway Days Out in South Wales
Brecon Mountain Railway
What? A 10-mile round trip steam train journey through the Brecon Beacons.
Where? Pant Station, Merthyr Tydfil, CF48 2DD
When? Open 5 days a week. Timetables can vary so booking online in advance is recommended.
Typical departure times:
10.30am, 12.30pm and 2.30pm.
Journey duration is approximately 1 hour 30 minutes including a stop at Pontsticill.
How Much?
Adults: £23.50 online
Children (2-15): £11.75
Under 2s: Free
Concessions for BLC and Carers.
What Else Should I Know?
There is free parking at Pant Station. Toilets, baby changing facilities and a café are available at Pontsticill Station but not onboard the train itself.
Special events run throughout the year including very popular Christmas specials.
Visit the website | Visit the Facebook Page for latest updates
Cyfarthfa Miniature Railway
What? Miniature railway located within Cyfarthfa Park.
Where? Cyfarthfa Park, Merthyr Tydfil, CF47 8RE
When?
Generally operates weekends and school holidays between spring and September.
Typical opening times:
12pm-5pm
Check social media before visiting.
How Much?
£2 per person for 2 circuits of the track.
What Else Should I Know?
Accessible carriage available for wheelchair users. Free parking nearby.
Cyfarthfa Park also has a splash pad, playground and café making it a brilliant full family day out.
Visit the Facebook Page for latest updates
Derwen Fawr Miniature Railway
What? Miniature railway attraction.
Where? Gwerneinon Road, Sketty, Swansea, SA2 8EN
When?
Usually open Bank Holidays from Easter until August (weather permitting).
Gates open 10:30am
First train 11am
Last train 4:30pm
How Much?
£1 field entry
£1 per ride
Cash only.
What Else Should I Know?
No refreshments are sold on site but there are picnic tables if you want to bring your own food.
Visit the Facebook Page for latest updates
Glebelands Miniature Railway
What? Miniature railway located at The Glebelands.
Where? The Glebelands, Newport, NP19 7HF
When?
First Saturday of each month between March and October.
12.30pm-5pm
How Much?
£2 per ride.
What Else Should I Know?
No booking required. Picnic benches and burger van available on site.
Visit the Facebook Page for latest updates
Heath Park Miniature Railway
What? Miniature railway located in Heath Park.
Where? King George V Drive East, Cardiff, CF14 4AW
When?
Selected Sundays and Bank Holidays between March and October.
Typically open 1pm-5pm.
How Much?
Entry: £2.80
Rides: £2.80 each
Under 3s ride free.
Card payments only.
What Else Should I Know?
Refreshments available on site. Pay and display parking within the park grounds.
Visit the website |Visit the Facebook Page for latest updates
Pembrey Country Park Miniature Railway
What? Miniature railway inside Pembrey Country Park.
Where? Pembrey Country Park, SA16 0EJ
When?
Usually Sundays from spring to autumn plus additional summer holiday dates.
11am-3.45pm
How Much?
£2 per ride.
What Else Should I Know?
Parking charges apply at Pembrey Country Park.
There are lots of additional family activities nearby including the beach, playgrounds and forest walks.
Visit the Facebook Page for latest updates
Pontypool and Blaenavon Railway
What? Heritage steam railway through the Blaenavon World Heritage Site.
Where? Blaenavon, NP4 9SF
When?
Weekends and Bank Holidays between April and September plus seasonal special events.
How Much?
Adults: £16
Children: £8
Family Ticket: £40
What Else Should I Know?
Free onsite parking available.
The railway regularly hosts Halloween and Christmas specials.
Visit the website |Visit the Facebook Page for latest updates
Tintern Old Station
What? Family attraction based around the old railway station with play areas, model railways and seasonal events.
Where? Tintern Heights, Chepstow, NP16 7NX
When?
Open daily between April and October.
How Much?
Free admission.
Parking charges apply.
What Else Should I Know?
There are walking trails, tea rooms, play areas and family events throughout the year.
The miniature railway has previously operated here but availability can vary.
Visit the website | Visit the Facebook Page for latest updates
Frequently Asked Questions
What is the best steam train experience in South Wales?
The Brecon Mountain Railway is one of the most popular steam train experiences in South Wales thanks to its stunning Brecon Beacons scenery.
Which railway day out is best for toddlers?
Cyfarthfa Miniature Railway and Heath Park Miniature Railway are both great options for younger children due to their shorter rides and nearby playgrounds.
Are these railway attractions buggy friendly?
Most of the railway attractions listed are buggy friendly, although some woodland and countryside locations may have uneven terrain.
Do I need to book train rides in advance?
Larger attractions like the Brecon Mountain Railway often recommend booking online in advance, especially during school holidays.
Which railway attractions are free to visit?
Tintern Old Station is free to enter, while several miniature railways only charge a small fee per ride.
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