Buffalo, New York to Sarnia: Road Trip Guide & Distance

How far is Buffalo, New York from Sarnia?

The distance from Buffalo, New York to Sarnia is 178.5 miles (287.2 km) as the crow flies. Sarnia is located W of Buffalo, New York. By car, the driving distance is approximately 223.1 miles, taking about 4h 29min. A direct flight would take roughly 52min. Buffalo, New York is in New York, United States, while Sarnia is in Ontario, Canada.

For a drive of this length, it's recommended to plan at least one quick rest stop to stretch your legs and grab a coffee. 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 Buffalo, New York 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.