Lewiston, Maine to Peterborough, Ontario, Canada: Road Trip Guide & Distance

How far is Lewiston, Maine from Peterborough, Ontario, Canada?

The distance from Lewiston, Maine to Peterborough, Ontario, Canada is 401.3 miles (645.9 km) as the crow flies. Peterborough, Ontario, Canada is located W of Lewiston, Maine. By car, the driving distance is approximately 481.6 miles, taking about 9h 41min. A direct flight would take roughly 1h 18min. Lewiston, Maine is in Maine, United States, while Peterborough, 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. Since you'll be heading mostly West, pack a good pair of sunglasses if you plan to drive during the late afternoon to avoid the harsh sun glare. 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 Lewiston, Maine and Peterborough, 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.