ORIGIN AIRPORT REPORT
PHL
Philadelphia, PA (PHL) departure reliability
Of 99,794 scheduled reportable flights departing PHL, 73.4% arrived on time, 16.6% arrived at least 30 minutes late, and 2.6% were cancelled during July 2025–June 2026.
Source: U.S. Bureau of Transportation Statistics · Origin-airport cohort · Updated September 16, 2026
HISTORICAL ROUTE SIGNALVariable
73.4%arrived on time
16.6%30+ min late
2.6%cancelled
99,794scheduled flights
MOST-FLOWN DIRECTIONS
ALL ROUTES →Which route from PHL had the largest sample?
PHL to ATL was PHL's largest published route sample, with 5,713 scheduled flights and a 76.9% on-time rate during July 2025–June 2026.
PHL→ATLPhiladelphia, PA (PHL) to Atlanta, GA (ATL)5,713 flights analyzedVariable76.9%on timePHL→MCOPhiladelphia, PA (PHL) to Orlando, FL (MCO)5,334 flights analyzedGenerally reliable70.4%on timePHL→BOSPhiladelphia, PA (PHL) to Boston, MA (BOS)4,956 flights analyzedVariable73.0%on timePHL→ORDPhiladelphia, PA (PHL) to Chicago, IL (ORD)4,911 flights analyzedVariable70.4%on timePHL→CLTPhiladelphia, PA (PHL) to Charlotte, NC (CLT)3,512 flights analyzedGenerally reliable78.5%on timePHL→DFWPhiladelphia, PA (PHL) to Dallas/Fort Worth, TX (DFW)3,428 flights analyzedVariable73.8%on timePHL→FLLPhiladelphia, PA (PHL) to Fort Lauderdale, FL (FLL)3,411 flights analyzedVariable70.6%on timePHL→MIAPhiladelphia, PA (PHL) to Miami, FL (MIA)3,158 flights analyzedGenerally reliable75.4%on timePHL→DENPhiladelphia, PA (PHL) to Denver, CO (DEN)3,005 flights analyzedGenerally reliable73.7%on timePHL→DTWPhiladelphia, PA (PHL) to Detroit, MI (DTW)2,952 flights analyzedVariable77.3%on timePHL→BNAPhiladelphia, PA (PHL) to Nashville, TN (BNA)2,816 flights analyzedGenerally reliable73.6%on timePHL→TPAPhiladelphia, PA (PHL) to Tampa, FL (TPA)2,616 flights analyzedGenerally reliable71.5%on timePHL→RDUPhiladelphia, PA (PHL) to Raleigh/Durham, NC (RDU)2,560 flights analyzedVariable72.8%on timePHL→LAXPhiladelphia, PA (PHL) to Los Angeles, CA (LAX)2,418 flights analyzedGenerally reliable77.0%on timePHL→PHXPhiladelphia, PA (PHL) to Phoenix, AZ (PHX)2,314 flights analyzedGenerally reliable77.7%on time
Which airline was most reliable departing PHL?
Among qualifying PHL airline departure results, Delta Air Lines had the highest on-time rate: 81.1% of 6,461 flights. Allegiant Air was lowest at 61.1% across 36 flights.
| Airline | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| American Airlines | 46,337 | 73.5% | 16.7% | 2.3% |
| PSA Airlines | 16,653 | 72.1% | 17.2% | 4.4% |
| Frontier Airlines | 9,148 | 67.5% | 22.0% | 2.6% |
| Republic Airways | 7,018 | 79.1% | 12.4% | 2.9% |
| Delta Air Lines | 6,461 | 81.1% | 11.2% | 2.2% |
| Southwest Airlines | 5,086 | 71.9% | 16.3% | 1.1% |
| United Airlines | 4,324 | 77.4% | 13.9% | 1.2% |
| Spirit Airlines | 2,274 | 68.4% | 19.5% | 4.6% |
| JetBlue Airways | 1,663 | 70.2% | 19.2% | 2.2% |
| Alaska Airlines | 705 | 65.0% | 22.0% | 1.6% |
| SkyWest Airlines | 89 | 65.2% | 24.7% | 2.2% |
| Allegiant Air | 36 | 61.1% | 33.3% | 2.8% |
Origin report, not airport-wide operations.
These figures summarize the reported scheduled passenger flights in the dataset, not every flight or every airport process.