DriveWindow route answer

What is the best time to drive from Toronto to Montreal?

Late morning is the planning baseline for this route. Compare nearby departure windows because lake-effect snow near eastern Ontario, freezing rain, fog and low visibility along the corridor can change the best choice on the day of travel.

Updated

Route facts

Toronto → Montreal

Distance
540 km
Typical drive
5.5 hours
Planning baseline
Late morning
Main weather risks
lake-effect snow near eastern Ontario · freezing rain · fog and low visibility along the corridor

Updated: Ontario 511Quebec 511

What to check before leaving

Winter and shoulder seasons can produce changing precipitation types between Ontario and Quebec. Key weather factors: lake-effect snow near eastern Ontario, freezing rain, fog and low visibility along the corridor.

  • lake-effect snow near eastern Ontario
  • freezing rain
  • fog and low visibility along the corridor

Route-specific planning

Where conditions can change on this drive

Representative forecast points Toronto · Kingston · Montreal
Watch conditions most closely around Highway 401 between Kingston and Cornwall
Official road-condition sources
Open the full route weather page