DriveWindow route answer
How long is the drive from Toronto to Montreal?
The drive is typically 5.5 hours and covers 540 km via Highway 401 and Autoroute 20. Allow extra time when lake-effect snow near eastern Ontario or freezing rain affects the corridor.
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
Complete the personalized check
Finish this trip in DriveWindow
Choose your travel date and compare departure windows, route timing, segment forecasts, and vehicle-aware risks in the app.
Time and distance
Why the trip can take longer than the baseline
5.5 hours is a typical planning estimate for the 540 km drive. It does not include fuel, charging, food, border, park-entry, or weather-related stops.
Build extra time into the plan when lake-effect snow near eastern Ontario reduces visibility or when freezing rain affects a comfortable driving speed.
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 planning answers
Common questions about this drive
Sources and methodology
How this answer is produced
Drive time and distance are planning baselines, not live traffic estimates. Website guidance combines route-specific research, representative corridor points, and official source links; the app completes the forecast for your date and departure time.
US National Weather Service Environment and Climate Change Canada Ontario 511Quebec 511 Route weather methodology Data-source policy