What is Iberia's manage booking? According to Iberia, if a passenger booked a flight and has plans or reasons to change it, Iberia offers an option for passengers to update their itinerary, choose their seats, or add extra services. Iberia Manage Booking puts you in charge of your journey. Read More: https://www.airlinesunaccompaniedminor.com/blog/iberia-airlines-manage-booking