Ottawa, Ontario, Canada to Washington DC: Road Trip Guide & Distance

How far is Ottawa, Ontario, Canada from Washington DC?

The distance from Ottawa, Ontario, Canada to Washington DC is 455.3 miles (732.7 km) as the crow flies. Washington DC is located S of Ottawa, Ontario, Canada. By car, the driving distance is approximately 555.4 miles, taking about 11h 23min. A direct flight would take roughly 1h 25min. Ottawa, Ontario, Canada is in Ontario, Canada, while Washington DC is in District of Columbia, United States.

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. As you head South, expect warmer temperatures. Make sure your car's AC is working well before embarking on this journey. 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 Ottawa, Ontario, Canada and Washington DC. The driving distance uses an OSRM road-route result when route data is available. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.