Merrimack to Thetford-Mines: Road Trip Guide & Distance

How far is Merrimack from Thetford-Mines?

The distance from Merrimack to Thetford-Mines is 223.3 miles (359.3 km) as the crow flies. Thetford-Mines is located N of Merrimack. By car, the driving distance is approximately 279.1 miles, taking about 5h 37min. A direct flight would take roughly 57min. Merrimack is in New Hampshire, United States, while Thetford-Mines is in Quebec, 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. 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 Merrimack and Thetford-Mines. 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.