Port Huron to Sarnia: Road Trip Guide & Distance

1.2 miles 1.9 km · straight line
1.6 miles estimated 2.5 km · driving distance
2min estimated drive time
$0 - $0 estimated fuel cost
~30min flight time · usually no direct flights
63° ENE bearing direction

How far is Port Huron from Sarnia?

The distance from Port Huron to Sarnia is 1.2 miles (1.9 km) as the crow flies. Sarnia is located ENE of Port Huron. By car, the driving distance is approximately 1.6 miles, taking about 2min. A direct flight would take roughly 30min. Port Huron is in Michigan, United States, while Sarnia is in Ontario, Canada.

This is a very short trip, perfect for a quick morning drive or an easy commute. 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. 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 Port Huron and Sarnia. 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.

How to Get from Port Huron to Sarnia

Method Time Est. Cost Best For
Drive 2min $0 - $0 Flexible stops

Quick Facts

Port Huron
42.97°N, 82.42°W
America/Detroit
184m elevation
Sarnia
42.98°N, 82.40°W
America/Toronto
185m elevation
Explore more routes from Sarnia
Data Sources & Estimate Notes GeoNames · OpenStreetMap · Driving distance estimated using road factor coefficients