BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
SAN→PHL

San Diego, CA (SAN) to Philadelphia, PA (PHL) flight delay odds

86.2% of 1,046 official scheduled SAN-to-PHL flights arrived on time; 7.4% arrived at least 30 minutes late and 1.3% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALLower disruption
86.2%arrived on time
7.4%30+ min late
1.3%cancelled
1,046scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late4.2%all scheduled flights
120+ minutes late2.7%all scheduled flights
Diverted1.1%did not reach as scheduled
Average arrival-0.4 mincompleted flights

Which departure time was most reliable for SAN to PHL?

Among qualifying SAN-to-PHL departure window results, Early morning had the highest on-time rate: 92.9% of 326 flights. Late morning was lowest at 77.8% across 401 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning32692.9%4.0%0.3%
Late morning40177.8%11.0%2.0%
Night31990.0%6.3%1.6%

Which weekday was most reliable for SAN to PHL?

Among qualifying SAN-to-PHL weekday results, Tuesday had the highest on-time rate: 88.9% of 153 flights. Sunday was lowest at 83.9% across 149 flights.

DayFlightsOn time30+ minCancelled
Monday15186.8%6.6%2.6%
Tuesday15388.9%6.5%1.3%
Wednesday14885.1%6.8%0.0%
Thursday14885.8%7.4%0.7%
Friday15086.7%10.7%0.7%
Saturday14786.4%7.5%0.7%
Sunday14983.9%6.0%3.4%

Which airline was most reliable for SAN to PHL?

Only American Airlines met the SAN-to-PHL airline threshold: 86.2% of 1,046 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
American Airlines1,04686.2%7.4%1.3%

Which month was most reliable for SAN to PHL?

Among qualifying SAN-to-PHL month results, August 2025 had the highest on-time rate: 93.5% of 92 flights. February 2026 was lowest at 74.0% across 73 flights.

MonthFlightsOn time30+ minCancelled
July 20259380.6%11.8%2.2%
August 20259293.5%3.3%0.0%
September 20259086.7%7.8%0.0%
October 20259091.1%6.7%0.0%
November 20258782.8%8.0%1.1%
December 20259189.0%2.2%1.1%
January 20266777.6%7.5%7.5%
February 20267374.0%13.7%5.5%
March 20269382.8%12.9%1.1%
April 20269093.3%2.2%0.0%
May 20269090.0%5.6%0.0%
June 20269088.9%7.8%0.0%

What drove SAN to PHL delay minutes?

Airline was the largest recorded SAN-to-PHL delay category, accounting for 57.7% of 16,054 BTS-attributed delay minutes during July 2025–June 2026.

Airline57.7%
Late aircraft23.2%
National airspace7.6%
Weather10.5%
Security1.0%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.