Zurich Airport welcomed 3,047,028 passengers in September 2025, marking a 3.4% increase year-on-year. Of these, 2,201,675 were local passengers, while transfer passengers accounted for 27.6%, or 840,224 travellers.
Air traffic movements rose by 2.6% to 24,401 take-offs and landings. The average number of passengers per movement increased slightly to 142.4, while the seat load factor stood at 83.1%, down 0.5 percentage points from the previous year.
Cargo volumes totalled 34,764 tonnes, representing a 2.0% decline compared to September 2024.
The steady rise in passenger numbers reflects continued demand recovery and stable operations at Switzerland’s largest airport.