Sarnia to Troy, Michigan: Road Trip Guide & Distance

How far is Sarnia from Troy, Michigan?

The distance from Sarnia to Troy, Michigan is 45.8 miles (73.7 km) as the crow flies. Troy, Michigan is located SW of Sarnia. By car, the driving distance is approximately 59.5 miles, taking about 1h 12min. A direct flight would take roughly 36min. Sarnia is in Ontario, Canada, while Troy, Michigan is in Michigan, United States.

This is a quick and easy drive, perfect for a day trip or weekend getaway. You can easily make the round trip in a single day. Since you'll be heading mostly West, pack a good pair of sunglasses if you plan to drive during the late afternoon to avoid the harsh sun glare. Keep in mind this route crosses international borders. Don't forget your passport, and check current border crossing times and vehicle insurance requirements. Given the short distance, driving or taking a train is often faster and more convenient than dealing with airport security and flight boarding times.

Coordinates come from public place data for Sarnia and Troy, Michigan. 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.