European airport passenger traffic increased 2.6pc in H1 2026. Domestic passenger traffic outperformed international for the first time post-pandemic. ACI EUROPE has released air traffic data for June, Q2 and H1 2026, showing passenger traffic across the European airport network increased by 2.6pc in H1 compared to the same period last year. Domestic passenger traffic outperformed international passenger traffic for the first time since the pandemic recovery. Olivier Jankovec, Director General of ACI EUROPE, stated geopolitics have increasingly shaped traffic performance this year, with passenger traffic stalling or declining in several national markets as of June.