Distance from Brossard to South Boston
How far is it from Brossard to South Boston? About 247 mi in a straight line and 301 mi by road. Driving time, flight time, midpoint and route details.
Brossard and South Boston are about 247 mi (397 km) apart in a straight line. By road that works out to roughly 301 mi (484 km), a drive of about 5 hr 23 min. A nonstop flight covers the great-circle distance in approximately 57 min.
| Straight-line distance | 247 mi / 397 km |
| Road distance (est.) | 301 mi / 484 km |
| Driving time (est.) | 5 hr 23 min |
| Nonstop flight (est.) | 57 min |
| Driving fuel (est., 1-way) | $38 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 43.898, -72.226 |
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
Brossard to South Boston is about 247 mi (397 km) in a straight line, and roughly 301 mi (484 km) by road.