Go through the Air Canada cancellation policy & cancel your Air Canada flight ticket easily under the terms & conditions. Air Canada offers flexible cancellation options depending on your ticket type. For most tickets, cancellations can be made within 24 hours for a full refund. Non-refundable tickets may incur a fee, though credit for future travel could be issued. Review specific fare rules for details on your booking. Contact Air Canada Customer Service & talk to an Air Canada Live Agent for all details.