Flight Time from Islington to Portsmouth
The flight from Islington to Portsmouth covers about 67 mi and takes roughly 37 min nonstop. Flight duration estimate and fare guide.
Islington and Portsmouth are about 67 mi (107 km) apart in a straight line. By road that works out to roughly 86 mi (139 km), a drive of about 1 hr 59 min. A nonstop flight covers the great-circle distance in approximately 37 min.
| Straight-line distance | 67 mi / 107 km |
| Road distance (est.) | 86 mi / 139 km |
| Driving time (est.) | 1 hr 59 min |
| Nonstop flight (est.) | 37 min |
| Driving fuel (est., 1-way) | $11 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 51.169, -0.601 |
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
Islington to Portsmouth is about 67 mi (107 km) in a straight line, and roughly 86 mi (139 km) by road.