Ottawa, Ontario, Canada to Watertown, New York: Road Trip Guide & Distance

How far is Ottawa, Ontario, Canada from Watertown, New York?

The distance from Ottawa, Ontario, Canada to Watertown, New York is 100.5 miles (161.7 km) as the crow flies. Watertown, New York is located S of Ottawa, Ontario, Canada. By car, the driving distance is approximately 125.6 miles, taking about 2h 32min. A direct flight would take roughly 42min. Ottawa, Ontario, Canada is in Ontario, Canada, while Watertown, New York is in New York, United States.

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. 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 Ottawa, Ontario, Canada and Watertown, New York. 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.