The average bus between St. Catharines and Montreal takes 10h 49m and the fastest bus takes 9h 40m. The bus service runs several times per day from St. Catharines to Montreal. 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 4 times a day between St. Catharines and Montreal. The earliest departure is at 7:30 AM in the morning, and the last departure from St. Catharines is at 8:30 PM which arrives into Montreal at 1:30 PM. All services require a transfer, and take on average 10h 49m. The schedules shown below are for the next available departures.

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Arrives next day

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Arrives next day

9h 40m • 1 change

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9h 45m • 1 change
Want to know about travelling from St. Catharines to Montreal? 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 St. Catharines to Montreal. However, there are services departing from St. Catharines station and arriving at Montreal station via Toronto Union Station station. The journey, including transfers, takes approximately 10h 49m.
St. Catharines to Montreal bus services, operated by Megabus Canada, depart from St. Catharines, ON - Bus Terminal station.
St. Catharines to Montreal bus services, operated by Megabus Canada, arrive at Montreal, QC station.
Book your St. Catharines to Montreal bus tickets online with Megabus Canada.
The distance between St. Catharines and Montreal is 519.2 km. The road distance is 661 km.
You can take a bus from St. Catharines, ON - Bus Terminal to Montreal, QC via Toronto Union Station in around 9h 40m.