Iberia AirlinesIBE/ IB

Iberia, founded in 1927 and headquartered in Madrid, Spain, is one of Europe's largest full-service airlines and the flag carrier of Spain. Operating both passenger and cargo services, Iberia serves over 100 destinations across Europe, the Americas, Africa, and Asia, with primary hubs in Madrid and Barcelona. The airline is a founding member of the oneworld alliance, which provides extensive global connectivity through partner airlines, and operates multiple cabin classes including first, business, premium economy, and economy on long-haul routes. Iberia's frequent flyer program, Iberia Plus, rewards loyalty across its network and partner carriers. As a subsidiary of International Airlines Group (IAG), one of the world's largest airline groups, Iberia operates alongside sister airlines including British Airways and Vueling, while maintaining its position as a major carrier for transatlantic and Europe-Latin America routes.