OnTimeRoutes
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American Airlines IAH to PHL on-time performance

American Airlines nonstop flights from Houston to Philadelphia · Aug 2025 – Jul 2026

On-time arrivals
77%
arrived < 15 min late
Cancelled
3.2%
23 flights
Avg arrival delay
32 min
135 min when late
Rank on route
#3 of 6
route average 79% on time

Key facts

  • American Airlines flights on IAH to PHL arrived on time 77% of the time in Aug 2025 – Jul 2026.
  • 3.2% were cancelled, and 11% arrived an hour or more late.
  • That ranks #3 of 6 airlines on this route, which averaged 79% on time overall.
  • The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (45%).

On-time trend by month

40%70%100%July 2025: 60.8% on time, 6.3% cancelledJul ’25August 2025: 69.7% on time, 3.8% cancelledAug ’25September 2025: 85.5% on time, 0.0% cancelledSep ’25October 2025: 76.9% on time, 0.0% cancelledOct ’25November 2025: 80.8% on time, 3.7% cancelledNov ’25December 2025: 80.0% on time, 3.8% cancelledDec ’25January 2026: 88.9% on time, 10.0% cancelledJan ’26February 2026: 95.9% on time, 5.8% cancelledFeb ’26March 2026: 78.9% on time, 1.7% cancelledMar ’26April 2026: 91.5% on time, 0.0% cancelledApr ’26May 2026: 76.8% on time, 0.0% cancelledMay ’26June 2026: 67.5% on time, 3.6% cancelledJun ’26July 2026: 55.7% on time, 4.3% cancelledJul ’26
On-time arrival rate by month. Hover a bar for exact figures.

Why this airline's flights were late

  • Airline (crew, maintenance, cleaning, fueling)45%
  • Late-arriving aircraft44%
  • Air traffic control & airport congestion9%
  • Extreme weather2%
  • Security0%

Other airlines on IAH to PHL

Full IAH to PHL comparison →
American Airlines on-time record across all routes →

730 American Airlines flights tracked on this route; 23 cancelled, 0 diverted.

Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.