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Sunbury-on-Thames to Cardiff trains

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Trip Overview

The average train between Sunbury-on-Thames and Cardiff takes 4h and the fastest train takes 3h 13m. There is a train service every few hours from Sunbury-on-Thames to Cardiff. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

4h
Duration
164 mi
Distance
£80
Average price
Hourly
Frequency

Train

best
  1. Take the train from London Paddington to Cardiff Centraltrain train London Paddington - Swansea / ...
3h 26m
£69–124

Sunbury-on-Thames to Cardiff train times

Trains run hourly between Sunbury-on-Thames and Cardiff. The earliest departure is at 6:14 AM in the morning, and the last departure from Sunbury-on-Thames is at 11:44 PM which arrives into Cardiff at 10:29 AM. All services require a transfer at Wimbledon and take an average of 4h. The schedules shown below are for the next available departures.

Departing Friday, October 30, 2026

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    Arrives next day

    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)9h 52m • 2 changes

Departing Saturday, October 31, 2026

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 21m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 55m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 55m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 55m • 2 changes
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Departing Sunday, November 1, 2026

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 13m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 19m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 19m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 19m • 2 changes
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Departing Monday, November 2, 2026

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 22m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 27m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 23m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 22m • 2 changes
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Departing Tuesday, November 3, 2026

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 22m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 27m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 23m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 22m • 2 changes
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Departing Wednesday, November 4, 2026

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 22m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 27m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 23m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 22m • 2 changes
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Departing Thursday, November 5, 2026

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 22m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 27m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 23m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 22m • 2 changes
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Departing Friday, November 6, 2026

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 22m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 27m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 23m • 2 changes

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    South Western RailwayLondon Underground (Tube)Great Western Railway (GWR)3h 22m • 2 changes
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Frequently asked questions

Want to know about travelling from Sunbury-on-Thames to Cardiff? 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.

Map of how to get from Sunbury-on-Thames to Cardiff.ExpandLaunch map view
  • Distance: 164.3 mi
  • Duration: 4h

What companies run services between Sunbury-on-Thames, England and Cardiff, Wales?

Great Western Railway (GWR) operates a train from London Paddington to Cardiff Central hourly. Tickets cost £60–110 and the journey takes 1h 54m.

Operators