Treforest to London Trains

Treforest to London trains

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Trip Overview

The average train between Treforest and London takes 2h 44m and the fastest train takes 2h 23m. There is an hourly train service from Treforest to London. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

2h 44m
Duration: 156 mi
Distance: £80
Average price: Hourly
Frequency

Train

best

Take the train from Trefforest to Cardiff Centraltrain Merthyr Tydfil - Cardiff Central / ...
Take the train from Cardiff Central to London Paddingtontrain Swansea - London Paddington / ...

2h 49m

£70–138

Treforest to London train times

Trains run hourly between Treforest and London. The earliest departure is at 5:19 AM in the morning, and the last departure from Treforest is at 11:27 PM which arrives into London at 7:14 AM. All services require a transfer, and take on average 2h 44m. The schedules shown below are for the next available departures.

Departing Friday, August 7, 2026

8:46 PM → 11:11 PM
2h 25m • 1 change
11:27 PM → 7:14 AM
Arrives next day
7h 47m • 1 change

Departing Saturday, August 8, 2026

5:22 AM → 8:10 AM
2h 48m • 1 change
6:06 AM → 8:44 AM
2h 38m • 1 change
6:39 AM → 9:14 AM
2h 34m • 1 change
7:16 AM → 9:44 AM
2h 28m • 1 change
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Departing Sunday, August 9, 2026

8:45 AM → 11:27 AM
2h 41m • 1 change
9:45 AM → 12:09 PM
2h 23m • 1 change
10:45 AM → 1:09 PM
2h 23m • 1 change
11:45 AM → 2:09 PM
2h 23m • 1 change
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Departing Monday, August 10, 2026

5:19 AM → 7:44 AM
2h 25m • 1 change
5:46 AM → 8:16 AM
2h 30m • 1 change
6:06 AM → 8:50 AM
2h 44m • 1 change
6:46 AM → 9:12 AM
2h 26m • 1 change
Show more

Frequently asked questions

Want to know about travelling from Treforest to London? 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.