London Heathrow Airport (LHR) July 2025 Operational Report

Flight Activity Overview

Total Departing Flights: 20,720

Year-over-Year Change in Departing Flights: -0.13%

In July 2025, London Heathrow Airport operated 20,720 departures, a year-over-year change of -0.13%. Peak summer demand and adjusted wide‑body/European rotations concentrated capacity on core city pairs, sustaining connectivity across Europe and North America.

On-Time Performance and Cancellations

Departure On-Time Performance: 46.56%

Year-over-Year Change in OTP: +25.55%

Cancelled Flights: 225

Year-over-Year Change in Cancellations: -44.58%

Departure punctuality stood at 46.56%, influenced by air traffic flow programs and weather windows typical of summer afternoons. With 225 cancellations (-44.58% YoY), most journeys proceeded as planned; travelers on peak weekends should still allow buffer time for security and connections.

Airlines Serving LHR

London Heathrow Airport is anchored by British Airways and Virgin Atlantic, alongside major European and long‑haul carriers serving transatlantic, Middle East, and Asia‑Pacific markets. The hub structure concentrates frequencies on primary business and leisure routes while preserving global reach.

Outlook

Over the next 4–8 weeks, schedules at the hub are expected to remain broadly steady and departure on‑time performance should hover near current levels; afternoon convective weather and Friday–Sunday peaks may still trigger localized delays. Passengers should prioritize morning departures, build 60–90 minutes of extra buffer for security and connections on busy days, and track real‑time gate and weather alerts via the NextFly App.