Sarnia to Wausau: Road Trip Guide & Distance

How far is Sarnia from Wausau?

The distance from Sarnia to Wausau is 384.3 miles (618.5 km) as the crow flies. Wausau is located WNW of Sarnia. By car, the driving distance is approximately 461.2 miles, taking about 9h 17min. A direct flight would take roughly 1h 16min. Sarnia is in Ontario, Canada, while Wausau is in Wisconsin, 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. 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.

Coordinates come from public place data for Sarnia and Wausau. 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.