Flight Time from Bristol to Portsmouth
The flight from Bristol to Portsmouth covers about 79 mi and takes roughly 39 min nonstop. Flight duration estimate and fare guide.
Bristol and Portsmouth are about 79 mi (128 km) apart in a straight line. By road that works out to roughly 103 mi (166 km), a drive of about 1 hr 51 min. A nonstop flight covers the great-circle distance in approximately 39 min.
| Straight-line distance | 79 mi / 128 km |
| Road distance (est.) | 103 mi / 166 km |
| Driving time (est.) | 1 hr 51 min |
| Nonstop flight (est.) | 39 min |
| Driving fuel (est., 1-way) | $13 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 51.130, -1.839 |
How these estimates work
Straight-line distance uses the haversine formula on each city's coordinates. Road distance applies a circuity factor (~1.2–1.4×) and driving time a blended average speed. Flight time uses typical jet cruise speed plus ~30 minutes for taxi, climb and descent. Treat all figures as planning estimates.
Frequently asked questions
Bristol to Portsmouth is about 79 mi (128 km) in a straight line, and roughly 103 mi (166 km) by road.