Grimsby, Ontario, Canada to Montreal: Road Trip Guide & Distance

How far is Grimsby, Ontario, Canada from Montreal?

The distance from Grimsby, Ontario, Canada to Montreal is 336.2 miles (541.1 km) as the crow flies. Montreal is located ENE of Grimsby, Ontario, Canada. By car, the driving distance is approximately 390.9 miles, taking about 7h 38min. A direct flight would take roughly 1h 11min. Both are located in Canada — Grimsby, Ontario, Canada in Ontario and Montreal in Quebec.

This is a solid day of driving. Be sure to take breaks every 2-3 hours to avoid driver fatigue, and plan your meals ahead of time. Heading East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility.

Coordinates come from public place data for Grimsby, Ontario, Canada and Montreal. The driving distance uses an OSRM road-route result when route data is available. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.