PHL → SFO: cancellations & delays
Over Jan 2023 - Apr 2026, 1.1% of Philadelphia International Airport (PHL) to San Francisco International Airport (SFO) flights were cancelled and 24.0% arrived at least 15 minutes late, across 5,128 flights, flown by AA, UA. Cancellations peak in January.
Check today's live PHL departures →Airport pages: Philadelphia International Airport (PHL) · San Francisco International Airport (SFO)
Rates are historical averages from U.S. DOT (BTS) on-time records; a specific flight's live estimate can differ with weather and the day's disruptions.