San Francisco International Airport (SFO) July 2025 Operational Report

Flight Activity Overview

Total Departing Flights: 17,777

Year-over-Year Change in Departing Flights: 13.73%

In July 2025, San Francisco International Airport handled 17,777 departures, reflecting solid summer demand and added capacity on U.S. West Coast and transcontinental routes. The 13.73% year-over-year increase indicates network expansion and schedule restoration at the hub.

On-Time Performance and Cancellations

Departure On-Time Performance: 64.93%

Year-over-Year Change in OTP: −4.49%

Cancelled Flights: 120

Year-over-Year Change in Cancellations: −69.54%

OTP softened versus last year amid morning marine‑layer fog and flow‑control programs, while cancellations fell sharply, giving travelers fewer severe disruptions. For day‑of‑travel planning at San Francisco International Airport, modest delays are more common than scrubbed flights.

Airlines Serving SFO

Major operators include United Airlines (UA) and Alaska Airlines (AS), alongside a broad mix of domestic and long‑haul carriers. The hub’s network spans North America, Europe, and Asia, with dense frequencies on key West Coast corridors.

Outlook

Over the next 4–8 weeks, schedules at San Francisco International Airport should remain broadly stable with departure OTP near current levels; midday coastal fog and weekend peaks may still trigger minor delays. Passengers should favor morning departures where possible, allow 60–90 minutes of buffer for security and connections on busy days, and monitor real‑time gate and weather updates.