Banff lists free public parking at the Train Station, 327 Railway Avenue, open 6 a.m.–11 p.m. with a maximum of nine hours per day. Before using it for a ski shuttle, check the current boarding stop and allow for the walk, outbound and return travel, skiing and possible delays within that limit. This is a parking option, not confirmation that every ski bus stops at the station. Compare it with lodging parking and any paid alternative using the full day's cost. Follow posted restrictions and confirm space on arrival; free parking does not reserve a stall.
In a Reddit discussion, a traveler staying in Canmore considered parking in Banff and taking a ski bus to Sunshine or Lake Louise. Replies suggested the train-station lot and debated which boarding stop involved less walking. Treat these as planning experiences, not a current route guide. Compare the lodging saving with fuel, parking, transit fares and time carrying skis between stops. Verify the exact resort's winter route, eligible ticket or pass, last return and parking time limit before choosing accommodation. A convenient stop for Sunshine may not serve Lake Louise; an old comment does not establish today's stop location.
SkiBig3 lists complimentary shuttles from Banff hotels to Sunshine, Lake Louise and Mt. Norquay for SkiBig3 lift-ticket and season-pass holders, Mountain Collective, Ikon Pass and Rocky Mountain Passport holders. Seats are first come, first served. Confirm your exact product, winter timetable and hotel stop before booking lodging around this benefit; published times and temporary stops can change.