https://www.lowfaresfinder.com/blogs/how-can-i-cancel-my-aeromexico-flight Peace of Mind Travel: How Aeromexico's 24-Hour Cancellation Policy Works for You Aeromexico 24 Hour Cancellation: Aeromexico allows customers to cancel their flights within 24 hours of booking for a full refund, provided the reservation was made at least seven days before departure. This policy offers flexibility and peace of mind to passengers who need to make last-minute changes to their travel plans.