Distance from London to Cardiff
Straight line
By road
Travel time
Direction
Open in the calculator (stops, directions, fuel cost) → Cardiff → London
How far is London from Cardiff?
London (United Kingdom) and Cardiff (United Kingdom) are a medium distance apart: 212 km in a straight line, that is 132 miles or 115 nautical miles. The distance is measured over the Earth's surface (WGS84 ellipsoid) along the shortest possible path.
By road, London to Cardiff is 242 km (150 miles), about 3 h 9 min by car on the fastest route, without traffic or stops. The road is 14% longer than the straight line.
From London, Cardiff lies to the west (initial bearing 270°). Both cities are in United Kingdom. The halfway point is at 51.5042°, -1.6533°.
A direct flight would take about 46 min (800 km/h cruise plus take-off and landing). The road distance and driving time are calculated on the map from OpenStreetMap roads.
Other distances from London
- London – City of Westminster 1 km
- London – Islington 3 km
- London – Archway 7 km
- London – Bexley 20 km
- London – Luton 46 km
- London – Southend-on-Sea 58 km
- London – Reading 59 km
- London – Milton Keynes 73 km
- London – Northampton 97 km
Other distances from Cardiff
- Cardiff – Newport 17 km
- Cardiff – Bristol 41 km
- Cardiff – Swansea 55 km
- Cardiff – Southampton 139 km
- Cardiff – Plymouth 141 km
- Cardiff – Birmingham 142 km
- Cardiff – Wolverhampton 143 km
- Cardiff – Reading 153 km
- Cardiff – Coventry 154 km
Frequently asked questions
How far is London from Cardiff?
By road it is 242 km (150 miles) from London to Cardiff; in a straight line it is 212 km (132 miles).
How long is the drive from London to Cardiff?
About 3 h 9 min on the fastest route (242 km), without traffic or stops.
In which direction is Cardiff from London?
Cardiff is to the west of London, at an initial bearing of 270°.
How long is the flight from London to Cardiff?
A direct flight would take about 46 min at an average cruising speed of 800 km/h.
How is the distance calculated?
The straight-line distance is computed on the WGS84 ellipsoid with the Vincenty formula, accurate to the metre. The road distance comes from OpenStreetMap roads.