The average bus between South Portland and Montreal takes 18h 13m and the fastest bus takes 16h 30m. There is at least one bus per day from South Portland 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 once daily between South Portland and Montreal. The earliest departure is at 12:01 PM in the afternoon, and the last departure from South Portland is at 10:19 PM which arrives into Montreal at 2:50 PM. All services require a transfer at Congress St + Forest Ave and take an average of 18h 13m. The schedules shown below are for the next available departures.
Arrives next day



19h 18m • 3 changes
Arrives next day



22h 39m • 3 changes
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18h 5m • 3 changes
Arrives next day



16h 30m • 3 changes
Want to know about travelling from South Portland 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 South Portland to Montreal. However, there are services departing from South Portland station and arriving at Montreal station via Boston. The journey, including transfers, takes approximately 18h 13m.
South Portland to Montreal bus services, operated by Greater Portland Metro Bus, depart from City of Portland station.
South Portland to Montreal bus services, operated by Greater Portland Metro Bus, arrive at Montreal station.
The distance between South Portland and Montreal is 336.7 km. The road distance is 695 km.
You can take a bus from Sawyer + Broadway to Montreal via Congress St + Forest Ave, City of Portland, and Boston in around 12h 6m.