Travel Information
Compare train and bus for Cardiff to London
Omio recommends booking the bus as it is the most popular option from Cardiff to London among Omio's users. If you are prioritising price take the bus with prices starting from €8. For those with little time consider booking a train which can get you there in 2h 26m. In case you are seeking to minimise your carbon footprint the train is your best bet as it emits only 0.1 - 0.2kg. The ticket price range depends on the travel mode: a bus costs an average of €8, and a train costs an average of €38.
Distance: 131 miles (211 km)
Compare bus with
Most popular Bus | Train |
|---|---|
€22 Average price Cheapest | €66 Average price |
4h 19m Average total duration 3h 49m Onboard + 30m Additional time* | 2h 56m Average total duration Fastest 2h 26m Onboard + 30m Additional time* |
0.2 - 0.5kg CO2 emissions | 0.1 - 0.2kg CO2 emissions Lowest |
![]() Most popular bus company | ![]() Most popular train company |
Direct Options | Direct Options |
Additional time: Average total travel duration to departure point, security checks and transfers.
Travel optionsfrom Cardiff to London
How to get from Cardiff to London by train, bus or flight.
Our recommendation
The best way to travel from Cardiff to London is by taking a bus because it’s the best combination of price and speed.
FlixBusCheapest
FlixBusFastest
P22788Other options
P22802
P22799
P22798
FlixBus
FlixBus
FlixBusFind all the dates and times for this journey by train, bus, flight, and ferry .
Compare prices and tickets Prices for trains, buses and flights
Compare train and bus prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Feb 02
Feb 03
Feb 04
Feb 05
Feb 06
Feb 07
Feb 08
Feb 09
Feb 10
Feb 11
Feb 12
Feb 13
Feb 14
Feb 15
Feb 16
Feb 17
Feb 18
Feb 19
Feb 20
Feb 21
Feb 22
Travel from Cardiff to London: Journey Details
Flying offers the shortest journey time for travelers in the UK between Cardiff and London, although Flybe flights are not available all year round. Regular direct train and bus services connect the Welsh and English capitals. Trains make the 200 kilometer journey in a significantly faster time than the bus, arriving at the central Paddington terminus in around 2 hours. Bus journeys take a little under 4 hours.
Return trips from London to Cardiff are also available.
How to get from Cardiff to London
The Best Way According to our Users
More than 1,000 travel companies trust us to sell their tickets all in one place.
FAQs: Travel from Cardiff to London
Travel to London easily. Whether you want fast, cheap or something entirely different, our travel experts have collected everything you need to know so you can find the best option from Cardiff to London.

This is compared to other travel options from Cardiff to London:
A bus is $38 (€30) less than a train for this route with tickets for a train from Cardiff to London costing on average $49 (€38).
Other travel options to London take longer:
Bus takes on average 3h 20m.
- Around 35 buses per day.
- Around 19 trains per day.
However, we recommend checking specific travel dates for your route between Cardiff and London as scheduled services by train and bus can vary by season or day of the week.
- Trains mostly depart from Cardiff Central (CDF) and arrive in London Paddington (PAD).
- Buses mostly depart from Cardiff, Sophia Gardens and arrive in London, Victoria Coach Station.
- Ferries mostly depart from Southampton Vehicle Ferry Terminal and arrive in West Cowes.
- Travel with National Express, Megabus, FlixBus to go to London by bus.
- Travel with Great Western Rail, South Western Railway, first_great_western to go to London by train.
- 30 direct buses per day with National Express, Megabus, FlixBus.
- 16 direct trains per day with Great Western Rail, first_great_western.
Travelling from Cardiff to London: related information
Here are some other resources that might have the information you need

