Merthyr Tydfil to Llandeilo Trains

Merthyr Tydfil to Llandeilo trains

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Trip Overview

The average train between Merthyr Tydfil and Llandeilo takes 6h 3m and the fastest train takes 3h 40m. The train service runs several times per day from Merthyr Tydfil to Llandeilo. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

6h 3m
Duration: 100 mi
Distance: £46
Average price: 4 times a day
Frequency

Train

best

Take the train from Merthyr Tydfil to Cardiff Centraltrain
Take the train from Cardiff Central to Llanellitrain
Take the train from Llanelli to Llandeilotrain

4h 22m

£33–69

Merthyr Tydfil to Llandeilo train times

Trains run 4 times a day between Merthyr Tydfil and Llandeilo. The earliest departure is at 7:39 AM in the morning, and the last departure from Merthyr Tydfil is at 10:39 PM which arrives into Llandeilo at 12:12 PM. All services require a transfer at Cardiff Central and take an average of 6h 3m. The schedules shown below are for the next available departures.

Departing Friday, October 9, 2026

7:39 AM → 11:42 AM
4h 3m • 2 changes
12:09 PM → 3:51 PM
3h 42m • 2 changes
2:39 PM → 6:49 PM
4h 10m • 2 changes
9:39 PM → 5:52 AM
Arrives next day
8h 13m • 2 changes
Show more

Departing Saturday, October 10, 2026

7:39 AM → 11:45 AM
4h 6m • 2 changes
11:39 AM → 3:52 PM
4h 13m • 2 changes
3:09 PM → 6:49 PM
3h 40m • 2 changes
10:39 PM → 12:12 PM
Arrives next day
13h 33m • 2 changes

Departing Sunday, October 11, 2026

12:39 PM → 4:21 PM
3h 42m • 2 changes
8:39 PM → 5:52 AM
Arrives next day
9h 13m • 2 changes
9:39 PM → 8:32 AM
Arrives next day
10h 53m • 2 changes

Departing Monday, October 12, 2026

7:39 AM → 11:42 AM
4h 3m • 2 changes
12:09 PM → 3:51 PM
3h 42m • 2 changes
2:39 PM → 6:49 PM
4h 10m • 2 changes
9:39 PM → 5:52 AM
Arrives next day
8h 13m • 2 changes
Show more

Departing Tuesday, October 13, 2026

7:39 AM → 11:42 AM
4h 3m • 2 changes
12:09 PM → 3:51 PM
3h 42m • 2 changes
2:39 PM → 6:49 PM
4h 10m • 2 changes
9:39 PM → 5:52 AM
Arrives next day
8h 13m • 2 changes
Show more

Departing Wednesday, October 14, 2026

7:39 AM → 11:42 AM
4h 3m • 2 changes
12:09 PM → 3:51 PM
3h 42m • 2 changes
2:39 PM → 6:49 PM
4h 10m • 2 changes
9:39 PM → 5:52 AM
Arrives next day
8h 13m • 2 changes
Show more

Departing Thursday, October 15, 2026

7:39 AM → 11:42 AM
4h 3m • 2 changes
12:09 PM → 3:51 PM
3h 42m • 2 changes
2:39 PM → 6:49 PM
4h 10m • 2 changes

Frequently asked questions

Want to know about travelling from Merthyr Tydfil to Llandeilo? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.

Merthyr Tydfil to Llandeilo trains

Find Transport to Llandeilo

Trip Overview

Train

Merthyr Tydfil to Llandeilo train times

Departing Friday, October 9, 2026

7:39 AM → 11:42 AM

12:09 PM → 3:51 PM

2:39 PM → 6:49 PM

9:39 PM → 5:52 AMArrives next day

Departing Saturday, October 10, 2026

7:39 AM → 11:45 AM

11:39 AM → 3:52 PM

3:09 PM → 6:49 PM

10:39 PM → 12:12 PMArrives next day

Departing Sunday, October 11, 2026

12:39 PM → 4:21 PM

8:39 PM → 5:52 AMArrives next day

9:39 PM → 8:32 AMArrives next day

Departing Monday, October 12, 2026

7:39 AM → 11:42 AM

12:09 PM → 3:51 PM

2:39 PM → 6:49 PM

9:39 PM → 5:52 AMArrives next day

Departing Tuesday, October 13, 2026

7:39 AM → 11:42 AM

12:09 PM → 3:51 PM

2:39 PM → 6:49 PM

9:39 PM → 5:52 AMArrives next day

Departing Wednesday, October 14, 2026

7:39 AM → 11:42 AM

12:09 PM → 3:51 PM

2:39 PM → 6:49 PM

9:39 PM → 5:52 AMArrives next day

Departing Thursday, October 15, 2026

7:39 AM → 11:42 AM

12:09 PM → 3:51 PM

2:39 PM → 6:49 PM

Frequently asked questions

What companies run services between Merthyr Tydfil, Wales and Llandeilo, Wales?

Train from Merthyr Tydfil to Cardiff Central

Train from Cardiff Central to Llanelli

Train from Llanelli to Llandeilo

Train trips from Merthyr Tydfil

Train trips to Llandeilo

Alternative transport options

9:39 PM → 5:52 AM
Arrives next day

10:39 PM → 12:12 PM
Arrives next day

8:39 PM → 5:52 AM
Arrives next day

9:39 PM → 8:32 AM
Arrives next day

9:39 PM → 5:52 AM
Arrives next day

9:39 PM → 5:52 AM
Arrives next day

9:39 PM → 5:52 AM
Arrives next day