The average train between Ottawa and Markham takes 6h 1m and the fastest train takes 5h 14m. The train service runs several times per day from Ottawa to Markham. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run every 4 hours between Ottawa and Markham. The earliest departure is at 4:13 AM at night, and the last departure from Ottawa is at 6:03 PM which arrives into Markham at 11:49 PM. All services require a transfer, and take on average 6h 1m. The schedules shown below are for the next available departures.

6h 29m • 1 change

6h 21m • 1 change

5h 26m • 1 change

6h 7m • 1 change

5h 37m • 1 change

6h 29m • 1 change

6h 21m • 1 change

5h 26m • 1 change

6h 29m • 1 change

5h 15m • 1 change

5h 26m • 1 change

6h 7m • 1 change

6h 28m • 1 change

6h 20m • 1 change

5h 25m • 1 change

6h 6m • 1 change

5h 14m • 1 change

5h 25m • 1 change

6h 6m • 1 change

6h 26m • 1 change

5h 37m • 1 change

6h 29m • 1 change

5h 15m • 1 change

5h 26m • 1 change

5h 37m • 1 change

6h 29m • 1 change

6h 21m • 1 change

5h 26m • 1 change
Want to know about travelling from Ottawa to Markham? 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 train from Ottawa to Markham. However, there are services departing from Ottawa station and arriving at Markham station via Toronto Union Station station. The journey, including transfers, takes approximately 6h 1m.
Ottawa to Markham train services, operated by VIA Rail, depart from Ottawa station.
Ottawa to Markham train services, operated by VIA Rail, arrive at Markham GO station.
The distance between Ottawa and Markham is 330.4 km. The road distance is 485 km.
You can take a train from Ottawa to Markham GO via Union Station GO in around 5h 56m.