Overview

• Aena’s Spanish airport network handled 30.4 million passengers in September 2025, up 2.5% year over year.
• Through the first nine months, traffic reached 247 million passengers nationwide, 4% above last year’s record pace.
• Bilbao’s September traffic rose 2.1% as international passengers increased 7% to 319,000 and domestic travelers fell 2% to 356,000, narrowing the split toward parity.
• The airport’s summer peak totaled 2.04 million passengers, its best on record, with more than five million year to date and local authorities preparing expansion plans for an infrastructure designed for 4.5 million.
• Eighteen airports recorded their best September, with Madrid at 5.92 million (+1.2%), Barcelona at 5.3 million (+4.3%), Palma at 4.1 million (+0.9%), Málaga at 2.6 million (+5%), and Granada-Jaén setting a September operations record.