Frederick to Ottawa, Ontario, Canada: Road Trip Guide & Distance

How far is Frederick from Ottawa, Ontario, Canada?

The distance from Frederick to Ottawa, Ontario, Canada is 424.1 miles (682.6 km) as the crow flies. Ottawa, Ontario, Canada is located NNE of Frederick. By car, the driving distance is approximately 509 miles, taking about 10h 14min. A direct flight would take roughly 1h 21min. Frederick is in Maryland, United States, while Ottawa, 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. 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 Frederick and Ottawa, 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.