Iberia is the Spain's largest airline and the leading carrier between Europe and Latin America. It belongs to the IAG group and is a member of the one world airline alliance. Its aim is simply to be the best choice for travel. Along with Iberia Express and Iberia Regional Air Nostrum, it flies from its Madrid hub to some 50 countries around the world. In addition to carrying passengers, Iberia has diversified into the air freight, aircraft maintenance, and airport handling services business.