The average bus between Markham and Ottawa takes 5h 49m and the fastest bus takes 5h 20m. There is a bus service every few hours from Markham to Ottawa. 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 hourly between Markham and Ottawa. The earliest departure is at 12:18 AM at night, and the last departure from Markham is at 11:48 PM which arrives into Ottawa at 5:45 AM. All services require a transfer at Scarborough Centre Station and take an average of 5h 49m. The schedules shown below are for the next available departures.

5h 29m • 1 change
Arrives next day

5h 55m • 1 change
Arrives next day

5h 56m • 1 change

5h 49m • 1 change

5h 30m • 1 change

5h 45m • 1 change

5h 20m • 1 change

7h 16m • 1 change

5h 49m • 1 change

5h 40m • 1 change

5h 30m • 1 change

7h 16m • 1 change

5h 35m • 1 change

5h 50m • 1 change

5h 41m • 1 change
Want to know about travelling from Markham to Ottawa? 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 Markham to Ottawa. However, there are services departing from Markham station and arriving at Ottawa station via Ottawa. The journey, including transfers, takes approximately 5h 49m.
Markham to Ottawa bus services, operated by Toronto Transit Commission (TTC), depart from Scarborough Centre station.
Markham to Ottawa bus services, operated by Toronto Transit Commission (TTC), arrive at Ottawa station.
The distance between Markham and Ottawa is 330.4 km. The road distance is 419 km.
Flixbus USA operates a bus from Scarborough Centre to Ottawa hourly. Tickets cost $45–80 and the journey takes 4h 50m.