Cardiff to Parliament Square Buses

Cardiff to Parliament Square buses

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Trip Overview

The average bus between Cardiff and Parliament Square takes 4h 3m and the fastest bus takes 3h 38m. There is a bus service every few hours from Cardiff to Parliament Square. 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 3m
Duration: 151 mi
Distance: £35
Average price: Hourly
Frequency

Bus

best

Take the bus from Park Place to London Victoria Coach Station Arrivalsbus 507 / ...

4h 3m

£24–47

Cardiff to Parliament Square bus times

Buses run hourly between Cardiff and Parliament Square. The earliest departure is at 3:20 AM at night, and the last departure from Cardiff is at 7:53 PM which arrives into Parliament Square at 11:37 PM. All services require a transfer at London Victoria Coach Station Arrivals and take an average of 4h 3m. The schedules shown below are for the next available departures.

Departing Sunday, November 1, 2026

7:53 PM → 11:37 PM
3h 44m • 1 change

Departing Monday, November 2, 2026

3:50 AM → 7:43 AM
3h 53m • 1 change
6:20 AM → 10:44 AM
4h 24m • 1 change
7:20 AM → 11:46 AM
4h 26m • 1 change
8:38 AM → 12:46 PM
4h 8m • 1 change
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Departing Tuesday, November 3, 2026

3:50 AM → 7:43 AM
3h 53m • 1 change
6:20 AM → 10:44 AM
4h 24m • 1 change
7:20 AM → 11:46 AM
4h 26m • 1 change
8:38 AM → 12:46 PM
4h 8m • 1 change
Show more

Departing Wednesday, November 4, 2026

3:50 AM → 7:43 AM
3h 53m • 1 change
6:20 AM → 10:44 AM
4h 24m • 1 change
7:20 AM → 11:46 AM
4h 26m • 1 change
8:38 AM → 12:46 PM
4h 8m • 1 change
Show more

Departing Thursday, November 5, 2026

3:50 AM → 7:43 AM
3h 53m • 1 change
6:20 AM → 10:44 AM
4h 24m • 1 change
7:20 AM → 11:46 AM
4h 26m • 1 change
8:38 AM → 12:46 PM
4h 8m • 1 change
Show more

Departing Friday, November 6, 2026

3:20 AM → 7:10 AM
3h 50m • 1 change
4:25 AM → 8:43 AM
4h 18m • 1 change
5:20 AM → 9:43 AM
4h 23m • 1 change
6:20 AM → 10:44 AM
4h 24m • 1 change
Show more

Frequently asked questions

Want to know about travelling from Cardiff to Parliament Square? 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.

Cardiff to Parliament Square buses

Trip Overview

Bus