Básico
Básico is the cheapest ticket type, is applicable to seating class Estandár (Standard Class), and is non-refundable or changeable.
Elige
Elige is more expensive, is applicable to Standard or Comfort Class, with the option of a free first-time change or a 70% refund of the ticket price.
Prémium
Prémium offers you maximum freedom but costs more, is applicable to Comfort Class, with free changes and refunds.