London, Ontario, Canada to Sarnia: Road Trip Guide & Distance

How far is London, Ontario, Canada from Sarnia?

The distance from London, Ontario, Canada to Sarnia is 59.2 miles (95.3 km) as the crow flies. Sarnia is located W of London, Ontario, Canada. By car, the driving distance is approximately 69 miles, taking about 1h 26min. A direct flight would take roughly 37min. Both are located in Canada.

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. 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 London, Ontario, Canada and Sarnia. The driving distance uses an OSRM road-route result when route data is available. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.