Distance from Watertown to Thorold

The distance between Watertown, United States and Thorold, Canada is 660 km (410 miles) in a straight line. If a road route exists, expect roughly 826 km (513 miles) by car — around 10 h 20 min of driving.

Measure Value
Straight-line distance 660 km / 410 mi
Road distance (estimate) ≈ 826 km / 513 mi
Driving time (estimate) ≈ 10 h 20 min
Flight time (estimate) ≈ 1 h 17 min

Road distance and travel times are estimates based on the straight-line distance (road factor 1.25, average speed 80 km/h) — actual routes vary.

Place Latitude Longitude
Watertown, United States 42.367372 -71.187492
Thorold, Canada 43.108077 -79.214959

Frequently asked questions

How far is Thorold from Watertown?

The straight-line (air) distance from Watertown, United States to Thorold, Canada is 660 km (410 miles). By road it is roughly 826 km (513 miles), depending on the route.

How long does it take to drive from Watertown to Thorold?

Approximately 10 h 20 min, assuming an 80 km/h average over an estimated road distance of 826 km. Actual time depends on the route, traffic and border crossings.

How long is the flight from Watertown to Thorold?

A direct flight covers 660 km in about 1 h 17 min at typical cruise speed, plus airport time. Not all city pairs have direct flights.

How do I calculate distances for a whole list of locations?

Upload a CSV or Excel spreadsheet to the batch distance calculator — it computes the distance for every origin–destination row at once. The first records are free to try.

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