Overview

• The airport handled 8.036 million passengers in August 2025, setting a single‑month record for any European airport.
• Operational performance remained strong with 96% of passengers clearing security in under five minutes, on‑the‑day cancellations down by over a third year on year, and bags mishandled reduced by 42%.
• Heathrow logged its busiest day on 1 August with more than 270,000 passengers, and Terminal 5 set a single‑day record on 22 August with over 112,000 travellers.
• Passenger volumes rose 0.8% year on year in August, with growth on routes to the EU (+1.8%), Middle East (+2.7%), Africa (+4.9%) and Asia Pacific (+0.9%).
• Heathrow has submitted a proposal for a privately financed third runway that the airport says could be operational within a decade.