San Francisco (SFO) December 2025 Flight Statistics Report (Flight Volume, On-Time Performance, Cancellations)

Flight Volume and Growth Trends

In December 2025, San Francisco International Airport (SFO) recorded a total of 17,950 departing flights. This represents a year-over-year increase of +13.59%, showcasing a strong recovery in air travel demand. The growth trend aligns with the holiday season, which typically sees a surge in passenger traffic. SFO's performance in December highlights its role as a major hub for both domestic and international flights, with airlines adding capacity to meet the increased demand.

On-Time Performance Analysis

The on-time performance rate for departing flights at SFO in December 2025 was 63.21%. This marks a decline of -2.60 percentage points compared to the previous month and a year-over-year decrease of -3.95 percentage points. Factors contributing to this decline include adverse weather conditions and increased air traffic during the holiday season. Despite these challenges, SFO continues to implement measures to improve operational efficiency and minimize delays.

Cancellations and Operational Stability

In December 2025, SFO reported 257 flight cancellations, a significant year-over-year increase of +149.51%. The rise in cancellations can be attributed to a combination of weather disruptions and operational constraints during peak travel periods. While the increase is notable, SFO has been proactive in communicating with passengers and coordinating with airlines to mitigate the impact of cancellations on travelers.

Overall Assessment and Outlook

San Francisco International Airport (SFO) demonstrated resilience in December 2025, with strong growth in flight volume despite challenges in on-time performance and cancellations. The airport's ability to handle increased passenger traffic during the holiday season underscores its importance as a key transportation hub. Looking ahead, SFO is expected to continue its efforts to enhance operational efficiency and passenger experience, ensuring it remains a preferred choice for travelers.

Travel Recommendations and Passenger Tips

Passengers traveling through SFO in the future are advised to plan ahead, especially during peak travel periods. Utilizing tools like the NextFly App can enhance the travel experience by providing real-time updates on flight schedules, boarding gate information, and baggage carousel details. The app also offers features such as live flight radar, airport weather updates, and delay alerts, helping passengers stay informed and prepared. Travelers are encouraged to arrive early, check the status of their flights, and stay updated on any potential changes to ensure a smooth journey.