The average bus between Northolt and Cardiff takes 4h 1m and the fastest bus takes 3h 25m. There is a bus service every few hours from Northolt 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.
Buses run hourly between Northolt and Cardiff. The earliest departure is at 6:44 AM in the morning, and the last departure from Northolt is at 11:50 PM which arrives into Cardiff at 3:35 AM. All services require a transfer, and take on average 4h 1m. The schedules shown below are for the next available departures.

4h 16m • 1 change
4h 22m • 1 change
3h 47m • 1 change
4h 14m • 1 change
4h 16m • 1 change
4h 22m • 1 change
3h 47m • 1 change
4h 14m • 1 change
4h 16m • 1 change
4h 22m • 1 change
3h 47m • 1 change
4h 14m • 1 change
4h 16m • 1 change
4h 22m • 1 change
3h 47m • 1 change
4h 29m • 1 change
3h 59m • 1 change
4h 4m • 1 change
3h 45m • 1 change
4h 10m • 1 change
4h • 1 change
4h 5m • 1 change
3h 38m • 1 change
4h 12m • 1 changeWant to know about travelling from Northolt 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.
No, there is no direct bus from Northolt to Cardiff. However, there are services departing from Heathrow Central Bus Station and arriving at Sophia Gardens station via Sophia Gardens station. The journey, including transfers, takes approximately 4h 1m.
Northolt to Cardiff bus services, operated by National Express, depart from Heathrow Central Bus Station.
Northolt to Cardiff bus services, operated by National Express, arrive at Sophia Gardens station.
The distance between Northolt and Cardiff is 194.7 km. The road distance is 226 km.
National Express operates a bus from Heathrow Central Bus Station to Sophia Gardens hourly. Tickets cost £22–40 and the journey takes 3h.