Throughout Europe and Latin America, Iberia is the main airline that serves Spain with a vast network of flights. However, the issue still exists. Iberia: Is Iberia A Good Airline? Customers like its quick departures, comfortable seats, and helpful staff. Even if some passengers have expressed dissatisfaction with the calibre of the food and in-flight amenities, Iberia is a fantastic choice for both business and leisure travellers because it offers fairly priced tickets and a pleasant overall experience.