Avianca does have a cancellation policy. The specific details of the policy may vary depending on the fare type, booking channel, and other factors. However, in general, Avianca's cancellation policy allows for cancellations and changes to be made to flight reservations, subject to certain fees and conditions.

If you need to cancel your flight with Avianca, it is recommended to review the fare rules and conditions associated with your ticket, as they will outline the cancellation fees and eligibility for refunds. Avianca's cancellation policy may also vary depending on the time of cancellation relative to the departure date of the flight.

It is advisable to contact Avianca directly or check their website for the most up-to-date and detailed information on their cancellation policy, as airline policies can change over time and may be subject to updates or revisions.