Prior to your departure time, tickets purchased directly with our service may be modified to another scheduled trip provided there are seats available. Modifications can be made via the Manage Account page on the website if you sign in or by getting in touch with our customer service at booking@banffairportbus.com or (800) 974-2850.  Please note that ticket exchange may result in an additional charge if the newly selected trip has a higher fare. Any modification made prior to the departure time of the originally scheduled trip results in a new ticket reservation. Ticket Purchased from Busbud or other Online Travel Agencies can make a changes if permitted on their account online.