The distance between Ottawa to Niagara Falls via Toronto, Niagara Falls, Ottawa, Montreal, Quebec City is 2532 Km by road. You can also find the distance from Ottawa to Niagara Falls via Toronto, Niagara Falls, Ottawa, Montreal, Quebec City using other travel options like bus, subway, tram, train and rail. Apart from the trip distance, refer
Directions from Ottawa to Niagara Falls via Toronto, Niagara Falls, Ottawa, Montreal, Quebec City for road driving directions!