Flight Time from Granby to South Boston
The flight from Granby to South Boston covers about 228 mi and takes roughly 55 min nonstop. Flight duration estimate and fare guide.
Granby and South Boston are about 228 mi (367 km) apart in a straight line. By road that works out to roughly 278 mi (447 km), a drive of about 4 hr 58 min. A nonstop flight covers the great-circle distance in approximately 55 min.
| Straight-line distance | 228 mi / 367 km |
| Road distance (est.) | 278 mi / 447 km |
| Driving time (est.) | 4 hr 58 min |
| Nonstop flight (est.) | 55 min |
| Driving fuel (est., 1-way) | $35 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 43.870, -71.869 |
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
Granby to South Boston is about 228 mi (367 km) in a straight line, and roughly 278 mi (447 km) by road.