London – Portsmouth distance
103km
Straight-line distance · 64 miles
DirectionSW · 220°
Est. time (90 km/h)1 h 08 min
Midpoint51.155, -0.600
In a straight line, London and Portsmouth are only 103 km (64 miles) apart, heading SW — an easy day-trip distance by car.
?Frequently asked questions
How far is London from Portsmouth?
In a straight line, the London–Portsmouth distance is about 103 km (64 miles), heading SW. At such short range, the road difference depends mostly on the local route you pick.
How long does it take to get from London to Portsmouth?
At an average 90 km/h, the short straight-line hop between London and Portsmouth would take about 1 h 08 min; the real time depends mostly on local traffic.
Is this the road distance?
No. The value shown is the straight-line (great-circle) distance, equal to the flight distance. The real road distance, which follows roads, is usually 20–40% longer.
Distances from London
- Luton46 km
- Reading59 km
- Brighton76 km
- Milton Keynes77 km
- Cambridge79 km
- Oxford83 km
- Northampton97 km
- Ipswich107 km
Distances from Portsmouth
- Southampton26 km
- Bournemouth58 km
- Brighton65 km
- Reading73 km
- Swindon98 km
- Oxford107 km
- Bath111 km
- Luton128 km