Green Bay to Markham: Road Trip Guide & Distance

How far is Green Bay from Markham?

The distance from Green Bay to Markham is 435.8 miles (701.3 km) as the crow flies. Markham is located E of Green Bay. By car, the driving distance is approximately 522.9 miles, taking about 10h 31min. A direct flight would take roughly 1h 23min. Green Bay is in Wisconsin, United States, while Markham is in Ontario, Canada.

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 Green Bay and Markham. 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.