The average bus between Cardiff and Harlow takes 6h 32m and the fastest bus takes 6h 2m. The bus service runs several times per day from Cardiff to Harlow. 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 every 3 hours between Cardiff and Harlow. The earliest departure is at 3:25 AM at night, and the last departure from Cardiff is at 4:40 PM which arrives into Harlow at 11:36 PM. All services require a transfer at Heathrow Central Bus Station and take an average of 6h 32m. The schedules shown below are for the next available departures.


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Want to know about travelling from Cardiff to Harlow? 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 Cardiff to Harlow. However, there are services departing from Cardiff station and arriving at Harlow station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 6h 32m.
Cardiff to Harlow bus services, operated by National Express, depart from Sophia Gardens station.
Cardiff to Harlow bus services, operated by National Express, arrive at Burnt Mill School station.
The distance between Cardiff and Harlow is 229.6 km. The road distance is 334 km.
You can take a bus from Sophia Gardens to Burnt Mill School via Heathrow Central Bus Station and Coach Station in around 5h 57m.