Distance from Manchester to Portsmouth

The straight-line (great-circle) distance between Manchester and Portsmouth is 306.5 kilometres, roughly 45 min by plane at 850 km/h. By road it is about 388 km via M6 and A34, which takes around 4 h 35 min of driving without stops. The map below shows both routes, and the calculator recomputes them for any other pair of places.

Straight line306.5 km
By road388 km
Driving time4 h 35 min
Flight time45 min

About this page

This page is for anyone planning a trip from Manchester to Portsmouth, in the United Kingdom. The straight-line distance comes from the haversine formula (great-circle distance). The road distance and driving time are the fastest car route on the OpenStreetMap road network, computed with OSRM; the actual time depends on traffic, stops and the roads you choose. Tap "Calculate distance" in the calculator to redraw the route live.

Frequently asked questions

What is the distance from Manchester to Portsmouth?
In a straight line it is 306.5 km. By road it is about 388 km, roughly 4 h 35 min of driving.
How long is the flight from Manchester to Portsmouth?
Roughly 45 min: the distance at a cruising speed of 850 km/h plus about 23 minutes for take-off and landing.
How many kilometres by road between Manchester and Portsmouth?
About 388 km on the fastest route via M6 and A34, which takes around 4 h 35 min by car. Tap "Calculate distance" in the calculator to see the route on the map.
How is this distance calculated?
The straight-line distance uses the haversine formula, which gives the shortest path between two points on the Earth's surface.