Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Sophia Gardens | Hammersmith | Cheapest | ||||
| Bus | Cardiff (Gabalfa Interchange, o/s Clinic) | London (Earl's Court) | Fastest | ||||
| Bus | Sophia Gardens | Victoria Coach Station | No tags | ||||
 | Bus | Cardiff North Road (Friary Gardens) | Victoria Coach Station | No tags | ||||
| Bus | Sophia Gardens | Victoria Coach Station | No tags | ||||
| Bus | Cardiff North Road (Friary Gardens) | Victoria Coach Station | No tags | ||||
| Bus | Sophia Gardens | Victoria Coach Station | No tags | ||||
| Bus | Cardiff North Road (Friary Gardens) | Victoria Coach Station | No tags |
Last refresh of the prices: Today at 3:56 PM BST.
Compare 2 ways to go from Cardiff to London
Among the sustainable travel choices, the Bus stands out as a good way to reach London. The journey takes about 3 hours 50 minutes and with fares starting at just $9, it presents an excellent value for a comfortable ride.
Bus stations and stops in Cardiff and London
Stops in Cardiff
- A
Cardiff Coach Station - Sophia Gardens
22 Cathedral Rd, Cardiff CF11 9LJ, UK - B
Sophia Gardens
2 Sophia Cl, Cardiff CF11, UK - C
Cardiff University (o/s Cathays Rail Stn)
50 Park Place (Bus Stop, o/s Cathays Rail Stn), Cardiff CF10 - D
Cardiff - Castle Street Bus Stop
21A Castle St, Cardiff CF10 1BT, UK - E
National Museum
Gorsedd Gardens Rd, Cardiff CF10 3NP, UK - F
Cardiff Bus Stop - Westgate
206 Westgate St, Cardiff CF10, UK
Stops in London
- A
Victoria Coach Station
164 Buckingham Palace Rd, Belgravia, London SW1W 9TP, UK - B
Stop SC - Hammersmith Bridge Rd.
Hammersmith, Stop SC, London W6 9PJ, UK - C
Finchley Road
235 Finchley Rd, London NW3, UK - D
London Elephant & Castle
26 New Kent Rd, London SE1 6TJ, UK - E
Old Kent Rd
The Old Fire Station, Old Kent Rd, London SE1 5UE, UK - F
New Cross Gate
263 New Cross Rd, London SE14 5PL, UK
Compare bus companies
Frequently asked questions about traveling from Cardiff to London by bus
Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.
How much is the bus ticket from Cardiff to London?
The cheapest bus tickets from Cardiff to London start from $9. The average price for this route is around $15. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus ride from Cardiff to London?
The average bus trip duration from Cardiff to London is 3h 50m, covering a distance of 131 miles (211 km). The quickest bus can get you there in 2h 40m and is operated by National Express.
Which bus companies service the Cardiff to London route?
Several major bus companies operate on this route with 165 buses available per day, including services from National Express, FlixBus.
What is the earliest and latest departure time for the bus from Cardiff to London?
The earliest bus departs from Cardiff to London at 12:45am. And the latest bus departs at 11:40pm.
What are the CO₂ emissions for the bus trip from Cardiff to London?
A bus trip from Cardiff to London generates an estimated 5.264099999999999 kg of CO₂, making it a highly eco-friendly travel option and recommended mode of travel by Busbud.
What is the best bus company from Cardiff to London?
According to Busbud customers, the highest-rated bus company on this route is National Express, with an average rating of 4.2 out of 5 stars based on 29896 reviews.
Which bus company has the best Wi-Fi from Cardiff to London?
Based on reviews on Busbud, the bus company National Express has the best Wi-Fi rating with a score of 3.4.
Which bus company has the most timely service from Cardiff to London?
According to Busbud traveler reviews, the most timely bus company on this route is National Express, with a punctuality rating of 4.1 out of 5 stars.
Which bus company has the cleanest buses from Cardiff to London?
According to Busbud traveler reviews, the bus company with the cleanest buses on this route is National Express, with a cleanliness rating of 4.7 out of 5 stars.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Cardiff to London was searched and found on Jul 17, 2026 with a price of $9To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Cardiff to London, as early as possible.
You can expect to pay from $9 to $88 for a bus ticket from Cardiff to London based on the last 2 days. You can expect to find the cheapest price for the trip at $9 which is on 2026-07-17.
Usually National Express will charge you higher prices for tickets closer to the departure date. To find the best prices, you should be flexible on your date of travel.
What's the cheapest way to go from Cardiff to London?
The Bus is the cheapest travel choice for this destination
