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Slough to Cardiff buses

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Trip Overview

The bus between Slough and Cardiff takes 10h 8m. The bus runs, on average, once a week from Slough 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.

10h 8m
Duration
146 mi
Distance
£33
Average price
Once a week
Frequency

Slough to Cardiff bus times

Buses run once a week between Slough and Cardiff. The service departs Slough at 2:32 AM at night, which arrives into Cardiff at 12:40:00. All services require a transfer, and take on average 10h 8m. The schedules shown below are for the next available departures.

Departing Monday, November 16, 2026

  •  → 

    First Berkshire & The Thames ValleyNational Express10h 8m • 1 change

Frequently asked questions

Want to know about travelling from Slough 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 Slough to Cardiff.ExpandLaunch map view
  • Distance: 145.9 mi
  • Duration: 10h 8m

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

National Express operates a bus from Heathrow Central Bus Station to Sophia Gardens hourly. Tickets cost £25–40 and the journey takes 3h.

Operators