How to cancel volaris Flight with in 24 Hour?

Customers may cancel their reservation with the airline within 24 hours of making the transaction, according to the Avianca 24 Hour Cancellation rules. If you made your reservation at least one week before the scheduled departure of your flight, Avianca Airlines will reimburse the full cost of your ticket. The 24-hour cancellation policy of Avianca Airline is subject to change at any time. If a passenger cancels a flight just before takeoff and the flight was only booked a week in advance, Avianca Airlines will demand payment of a penalty that will entirely depend on the airline's fare policy.