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Southall to Cardiff buses

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Trip Overview

The average bus between Southall and Cardiff takes 4h 2m and the fastest bus takes 3h 25m. There is a bus service every few hours from Southall 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 2m
Duration
144 mi
Distance
£32
Average price
Hourly
Frequency

Bus

best
  1. Take the bus from Heathrow Central Bus Station to Sophia Gardensbus bus 201 / ...
4h 23m
£28–46

Southall to Cardiff bus times

Buses run hourly between Southall and Cardiff. The earliest departure is at 6:37 AM in the morning, and the last departure from Southall is at 11:53 PM which arrives into Cardiff at 3:35 AM. All services require a transfer, and take on average 4h 2m. The schedules shown below are for the next available departures.

Departing Saturday, October 31, 2026

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    Arrives next day

    First Bus LondonNational Express4h 11m • 1 change

Departing Sunday, November 1, 2026

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    First Bus LondonNational Express4h 3m • 1 change

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    First Bus LondonNational Express4h 4m • 1 change

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    First Bus LondonNational Express3h 45m • 1 change

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    First Bus LondonNational Express4h 18m • 1 change
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Departing Monday, November 2, 2026

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    First Bus LondonNational Express4h 22m • 1 change

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    First Bus LondonNational Express4h 19m • 1 change

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    First Bus LondonNational Express3h 47m • 1 change

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    First Bus LondonNational Express4h 12m • 1 change
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Departing Tuesday, November 3, 2026

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    First Bus LondonNational Express4h 22m • 1 change

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    First Bus LondonNational Express4h 19m • 1 change

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    First Bus LondonNational Express3h 47m • 1 change

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    First Bus LondonNational Express4h 12m • 1 change
  • Show more

Departing Wednesday, November 4, 2026

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    First Bus LondonNational Express4h 22m • 1 change

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    First Bus LondonNational Express4h 19m • 1 change

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    First Bus LondonNational Express3h 47m • 1 change

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    First Bus LondonNational Express4h 12m • 1 change
  • Show more

Departing Thursday, November 5, 2026

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    First Bus LondonNational Express4h 22m • 1 change

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    First Bus LondonNational Express4h 19m • 1 change

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    First Bus LondonNational Express3h 47m • 1 change

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    First Bus LondonNational Express4h 12m • 1 change
  • Show more

Departing Friday, November 6, 2026

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    First Bus LondonNational Express4h 22m • 1 change

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    First Bus LondonNational Express4h 19m • 1 change

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    First Bus LondonNational Express3h 47m • 1 change

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    First Bus LondonNational Express4h 27m • 1 change
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Departing Saturday, November 7, 2026

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    First Bus LondonNational Express3h 51m • 1 change

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    First Bus LondonNational Express4h 3m • 1 change

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    First Bus LondonNational Express3h 47m • 1 change

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    First Bus LondonNational Express4h 24m • 1 change
  • Show more

Frequently asked questions

Want to know about travelling from Southall 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 Southall to Cardiff.ExpandLaunch map view
  • Distance: 143.6 mi
  • Duration: 4h 2m

What companies run services between Southall, England and Cardiff, Wales?

National Express operates a bus from Heathrow Central Bus Station to Sophia Gardens hourly. Tickets cost £22–40 and the journey takes 3h.

Operators