The average bus between Downtown Markham and Ottawa takes 6h 36m and the fastest bus takes 5h 51m. The bus service runs several times per day from Downtown 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 every 4 hours between Downtown Markham and Ottawa. The earliest departure is at 6:17 AM in the morning, and the last departure from Downtown Markham is at 7:17 PM which arrives into Ottawa at 5:50 AM. All services require a transfer at Finch Ave East at Birchmount Rd and take an average of 6h 36m. The schedules shown below are for the next available departures.


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Want to know about travelling from Downtown 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 Downtown Markham to Ottawa. However, there are services departing from Downtown Markham station and arriving at Ottawa station via Ottawa. The journey, including transfers, takes approximately 6h 36m.
Downtown Markham to Ottawa bus services, operated by Toronto Transit Commission (TTC), depart from Scarborough Centre station.
Downtown Markham to Ottawa bus services, operated by Toronto Transit Commission (TTC), arrive at Ottawa station.
The distance between Downtown Markham and Ottawa is 335 km. The road distance is 422 km.
Flixbus USA operates a bus from Scarborough Centre to Ottawa hourly. Tickets cost $55–95 and the journey takes 4h 50m.