The average bus between Ottawa and Niagara Falls, ON takes 9h 32m and the fastest bus takes 7h 50m. The bus service runs several times per day from Ottawa to Niagara Falls, ON. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run 3 times a day between Ottawa and Niagara Falls, ON. The earliest departure is at 10:15 AM in the morning, and the last departure from Ottawa is at 8:40 PM which arrives into Niagara Falls, ON at 8:05 AM. All services require a transfer at Toronto and take an average of 9h 32m. The schedules shown below are for the next available departures.

7h 50m • 1 change
8h 20m • 1 changeArrives next day

11h 25m • 1 change
7h 50m • 1 change
8h 20m • 1 changeArrives next day

11h 25m • 1 change
8h 50m • 1 change
8h 20m • 1 changeArrives next day

11h 25m • 1 changeWant to know about travelling from Ottawa to Niagara Falls, ON? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from Ottawa to Niagara Falls, ON. However, there are services departing from Ottawa station and arriving at Niagara Falls, ON station via Toronto. The journey, including transfers, takes approximately 9h 32m.
Ottawa to Niagara Falls, ON bus services, operated by Flixbus USA, depart from Ottawa station.
Ottawa to Niagara Falls, ON bus services, operated by Flixbus USA, arrive at Bus Terminal station.
The distance between Ottawa and Niagara Falls, ON is 370.6 km. The road distance is 558 km.
You can take a bus from Ottawa to Niagara Falls, ON via Toronto, Union Stn Bus Terminal, 81 Bay St at Lakeshore Blvd, 2nd Floor, and Bus Terminal in around 7h 30m.