Markham to Mount Vernon, New York: Road Trip Guide & Distance

How far is Markham from Mount Vernon, New York?

The distance from Markham to Mount Vernon, New York is 344 miles (553.6 km) as the crow flies. Mount Vernon, New York is located SE of Markham. By car, the driving distance is approximately 412.8 miles, taking about 8h 18min. A direct flight would take roughly 1h 12min. Markham is in Ontario, Canada, while Mount Vernon, New York is in New York, United States.

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. Keep in mind this route crosses international borders. Don't forget your passport, and check current border crossing times and vehicle insurance requirements.

Coordinates come from public place data for Markham and Mount Vernon, New York. The driving distance is estimated from straight-line distance with a road-factor model, so confirm the route in your navigation app. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.