Brockville to Portland, Maine: Road Trip Guide & Distance

How far is Brockville from Portland, Maine?

The distance from Brockville to Portland, Maine is 276.9 miles (445.6 km) as the crow flies. Portland, Maine is located ESE of Brockville. By car, the driving distance is approximately 346.1 miles, taking about 6h 58min. A direct flight would take roughly 1h 3min. Brockville is in Ontario, Canada, while Portland, Maine is in Maine, 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. 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 Brockville and Portland, Maine. 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.