Estimated travel durations
The straight-line distance from Montreal to Chicago is 1,198 kilometers (745 miles). This is the crow-flies distance calculated using the Haversine formula.
A direct flight from Montreal to Chicago takes approximately 3h. This is an estimate based on an average cruising speed of 800 km/h and does not include boarding, taxiing or layover time.
Driving from Montreal to Chicago would take approximately 13h at an average speed of 85 km/h. The actual driving time may vary depending on road conditions, traffic and border crossings.
The distance from Montreal to Chicago is 745 miles (1,198 km) as the crow flies.