Cardiff to Mons Trains

Trip Overview

The average train between Cardiff and Mons takes 6h 50m and the fastest train takes 5h 22m. The train service runs several times per day from Cardiff to Mons. 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 50m
Duration: 668 km
Distance: €270
Average price: Every 4 hours
Frequency

Train

best

Take the train from Cardiff Central to London Paddingtontrain
Take the train from London St Pancras Intl to Brussel-Zuid / Bruxelles-Miditrain Eil
Take the train from Bruxelles-Midi to Monstrain Ic / ...

6h 7m

€226–378

Cardiff to Mons train times

Trains run every 4 hours between Cardiff and Mons. The earliest departure is at 6:20 AM in the morning, and the last departure from Cardiff is at 9:20 PM which arrives into Mons at 11:42 AM. All services require a transfer at London Paddington and take an average of 6h 50m. The schedules shown below are for the next available departures.

Departing Friday, October 30, 2026

9:20 PM → 11:42 AM
Arrives next day
13h 22m • 3 changes

Departing Saturday, October 31, 2026

6:20 AM → 1:42 PM
6h 22m • 3 changes
7:50 AM → 2:42 PM
5h 52m • 3 changes
8:51 AM → 3:42 PM
5h 51m • 3 changes
9:19 AM → 4:42 PM
6h 23m • 3 changes
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Departing Sunday, November 1, 2026

10:20 AM → 5:42 PM
6h 22m • 3 changes
12:20 PM → 7:42 PM
6h 22m • 3 changes
2:20 PM → 9:42 PM
6h 22m • 3 changes
3:17 PM → 10:42 PM
6h 25m • 3 changes
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Departing Monday, November 2, 2026

6:24 AM → 1:12 PM
5h 48m • 3 changes
8:38 AM → 3:12 PM
5h 33m • 3 changes
10:19 AM → 5:12 PM
5h 53m • 3 changes
12:50 PM → 7:12 PM
5h 22m • 3 changes
Show more

Departing Tuesday, November 3, 2026

6:24 AM → 1:12 PM
5h 48m • 3 changes
8:38 AM → 3:12 PM
5h 33m • 3 changes
10:19 AM → 5:12 PM
5h 53m • 3 changes
12:50 PM → 7:12 PM
5h 22m • 3 changes
Show more

Departing Wednesday, November 4, 2026

6:24 AM → 1:12 PM
5h 48m • 3 changes
8:38 AM → 3:12 PM
5h 33m • 3 changes
10:19 AM → 5:12 PM
5h 53m • 3 changes
12:50 PM → 7:12 PM
5h 22m • 3 changes
Show more

Departing Thursday, November 5, 2026

6:24 AM → 1:12 PM
5h 48m • 3 changes
8:38 AM → 3:12 PM
5h 33m • 3 changes
10:19 AM → 5:12 PM
5h 53m • 3 changes
12:50 PM → 7:12 PM
5h 22m • 3 changes
Show more

Frequently asked questions

Want to know about travelling from Cardiff to Mons? 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.

What companies run services between Cardiff, Wales and Mons, Belgium?

You can take a train from Cardiff Central to Mons via London Paddington, Paddington, King's Cross St. Pancras station, London St Pancras Intl, and Bruxelles-Midi in around 6h 7m.

Operators