Boston, United States → Montreal, Canada
218 nautical miles · Direction: northwest
The straight-line distance from Boston to Montreal is 403 km (250 miles). Montreal lies roughly north-northwest of Boston; the initial great-circle bearing is 331° (NNW). It is an international route from United States to Canada.
Boston (Northeast, United States) sits at 42.3601°N, 71.0589°W; Montreal (Quebec, Canada) is at 45.5017°N, 73.5673°W. The initial great-circle bearing is 331° (NNW); on a great circle the heading changes along the way.
| Mode | Figure | Basis |
|---|---|---|
| ✈️ Flight | ~1h | Estimate: 800 km/h + 30 min taxi. Not a schedule; total trip time is longer. |
| 🚗 Road | ~524 km · ~6h 33min | Rough estimate: straight line × 1.3 at 80 km/h. Not live routing. |
| 🚆 Rail | No timetable data | Same landmass, so rail may exist — check an operator. |
Rough road-length estimate for Boston to Montreal: about 524 km. This is an estimate, not a routed drive — the actual road distance depends on the road network, crossings and the route chosen.
The geographic halfway point of the great-circle path between Boston and Montreal lies at approximately 43.9378°N, 72.2800°W — the position that is an equal 202 km from each city along that path. It is a geometric midpoint, not a halfway point by road.
Boston (America/New_York) and Montreal (America/Toronto) use different time-zone IDs but keep the same clock time all year under current rules.
Boston uses the US Dollar (USD), while Montreal uses the Canadian Dollar (CAD). The primary language changes from English in Boston to English / French in Montreal.
All routes in United States · All routes in Canada
All distances from Boston · All distances from Montreal
The straight-line distance from Boston to Montreal is approximately 403 km (250 miles, 218 nautical miles).
Montreal lies roughly north-northwest of Boston; the initial great-circle bearing is 331° (NNW).
Estimated flight time is about 1h (great-circle distance at 800 km/h plus 30 min for taxi, take-off and landing). It is not an airline schedule; total airport-to-airport trip time is longer.
Rough road-length estimate for Boston to Montreal: about 524 km. This is an estimate, not a routed drive — the actual road distance depends on the road network, crossings and the route chosen.
Boston (America/New_York) and Montreal (America/Toronto) use different time-zone IDs but keep the same clock time all year under current rules.
Straight-line distance uses the great-circle (Haversine) method. Flight and road figures, where shown, are estimates rather than schedules or live routing. How SnapDistance calculates distances