Airlines for Europe (A4E) is a Belgian international not-for-profit association founded in 2016 as the collective voice of Europe's leading airlines. Its 16 airline-group members represent more than 80% of European air traffic and carried over 771 million passengers in 2024. Based in Brussels, A4E advocates on EU aviation policy and works toward a safe, sustainable, competitive air-transport market, including decarbonization, passenger rights, airspace, safety, cargo, and environmental policy.