From Toronto and the USA to Ottawa
Take the 401 east to Highway 416 north.
Take 416 north to Highway 417 east. Follow the 417 east (Queensway) to Ottawa. Take Nicholas Street Exit.
Total Distance: 397 km (248 miles)
Total Estimated Time: 4.5 hours

From Montreal to Ottawa
Take Autoroute 40 west to Highway 417 west. Follow 417 west to Ottawa.
Total Distance: 189 km (118 miles)
Total Estimated Time: 2 hours