Route Comparison
London to Cardiff: Travel Options & Verdict
Distance: 245 km • Center-to-center journey comparison.
Decision First
Our definitive verdict
Quick Answer & Recommendation
Best Overall
train
Optimal balance of time, price & comfort
Cheapest Option
bus
For strict backpacker budgets
Fastest Practical
train
Center-to-center elapsed time
GWR high-speed electric trains run through the Severn Tunnel from London Paddington to Cardiff Central in just 1 hour 50 minutes. Advance fares start at 25 to 38 Pounds (30 to 45 Euros). National Express coaches take 3.5 to 4 hours for 12 to 18 Pounds.
Side-by-Side Transport Options
Verified benchmark rates including station and airport overheads.
Swipe the table horizontally to compare every option.
| Transport Mode | Operator | Duration | Typical Price | Stations / Airports | Key Booking Tip |
|---|---|---|---|---|---|
| bus Direct | National Express | 3h 40m | €14.00 - €23.00 |
Dep: London Victoria Coach Station
Arr: Cardiff Sophia Gardens
|
Arrives at Sophia Gardens, a 10-minute walk through the park to the castle. Fare source |
| train Direct | Great Western Railway (GWR) | 1h 50m | €30.00 - €50.00 |
Dep: London Paddington
Arr: Cardiff Central
|
Travel off-peak after 09:30 on weekdays to secure lower fares. Fare source |
Prices reflect advance bookings and typical peak variances.
Traveling in the opposite direction?
Cardiff → London options are mirror schedules.