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Airport · PHL · Philadelphia, Pennsylvania

Philadelphia, PA

According to PlainFlights' airport traffic ranking (BTS On-Time Performance total flights), Philadelphia, PA (PHL) ranks #22 of 382 tracked US airports by total flights (most flights = #1). Philadelphia, PA posts below-median on-time performance among the 382 tracked U.S. airports, as one of the busiest U.S. airports.

Data updated 2026-06-13

81.3%
On-time
Top 75%
on-time, US airports
85 min
Delay when late
1.19%
Cancelled
#22 of 382
Corpus placement
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PHL on-time rate vs. the national average

Ahead of the U.S. average across all 382 tracked airports.

0%100%U.S. average79%81.3%

Delay Cause Breakdown

Top delay cause: Late Aircraft. Total delay minutes: 7,748,606.

Late Aircraft 41.1% (3,183,256 min)
Carrier 31.7% (2,457,381 min)
NAS (National Aviation System) 22.4% (1,731,955 min)
Weather 4.7% (364,129 min)
Security 0.2% (11,885 min)

PHL - seasonal on-time pattern

Best: November (93.1%) · worst: July (87.3%)

86%88%90%92%94% JanFebMarAprMayJunJulAugSepOctNovDec 90.3%

PHL - on-time rate by year

2020–2025, year-over-year trend.

85%90%95%100% 202020212022202320242025 96% 88.3% ▼ -8.0%

PHL - taxi-out and taxi-in (monthly)

Average taxi-out 21.5 min · taxi-in 8.2 min over the last 24 reported months (U.S. airport mean taxi-out ≈ 16.4 min).

15 min20 min25 min30 min Jan 24Dec 25 22.9 min 22.6 min ▼ -1.3%

PHL's average taxi-out (21.5 min) runs longer than the recent U.S. airport mean (~16.4 min). The heaviest month in this window is July 2025 at 25.4 min; the lightest is March 2024 at 17.3 min.

Cancellation & Diversion Analysis

Flight disruption statistics for Philadelphia, PA.

Cancellation Rate

1.19%

12,586 of 1,060,086 flights

Diversion Rate

0.11%

1,218 of 1,060,086 flights

Delay Rate

18.7%

198,194 of 1,060,086 flights

Top Routes from PHL

Busiest routes to and from Philadelphia, PA.

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Nationwide peers by on-time rate & flight volume

Two PlainFlights-derived comparison paths for Philadelphia, PA, both outside Pennsylvania so the neighborhoods are not same-state geography. Axes stay disjoint: volume peers exclude the on-time peer set. Same-state compare stays below.

PHL delay-share reading

The standout signal at Philadelphia, PA is traffic scale: 1,060,086 BTS flights (2020–2025) place it #22 of 382 by book size. That busy-book footprint sits beside a 81.3% on-time rate (2.3 pts above the 79% national flight-weighted average), 198,194 delayed departures, and 12,586 cancellations (1.19% of the book).

Delay minutes concentrate in Late Aircraft (41.1% late-aircraft, 31.7% carrier, 22.4% NAS, 4.7% weather, 0.2% security). As a busy airport, that mix matters more for connection planning than for a thin schedule.

On the multi-year calendar, PHL is strongest in November (93.1% on-time) and weakest in July (87.3%), a 5.8-point swing. Volume peaks in August (~16,992 flights/month). The busiest connecting route is to MCO (Orlando) at 74.8% on-time. Field definitions: on-time performance explained.

Statewide aggregates for Pennsylvania: Pennsylvania flight data.

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025). Statistics reflect cumulative performance across all available reporting periods. On-time rates exclude cancelled and diverted flights.

Using PHL's data

PHL's on-time book sits in the slower half of the BTS set; check the delay mix and the worst month before treating the headline as typical.

  • Check the busiest route from PHL before you book a connection. See top routes
  • Travel in November rather than July if your dates are flexible. Seasonal patterns
  • Build extra connection buffer when taxi-out spikes. July 2025 averaged 25.4 min. Taxi times

On-time rate reflects the BTS historical average across all reporting carriers at this airport, not any single flight or airline.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Source: U.S. Bureau of Transportation Statistics (BTS) Airline on-time performance and operational reliability · 2025

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. Airport figures are computed directly from BTS On-Time Performance data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.