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

How far is Cincinnati from London, Ontario, Canada?

The distance from Cincinnati to London, Ontario, Canada is 317.9 miles (511.6 km) as the crow flies. London, Ontario, Canada is located NNE of Cincinnati. By car, the driving distance is approximately 381.5 miles, taking about 7h 40min. A direct flight would take roughly 1h 8min. Cincinnati is in Ohio, United States, while London, Ontario, Canada is in Ontario, Canada.

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. 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.

Coordinates come from public place data for Cincinnati and London, Ontario, Canada. 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.