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Flight Reliability

AA 4501 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 4501 moved between routes during this period. Numbers below combine all of them, so treat them as background, not a verdict. For a cleaner answer, check the route you are actually flying.

Combined across all its routes

68%
Arrive within 15 minutes
15 min
Average arrival delay
5.2%
Cancelled
3 min
Median arrival delay

Based on 385 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon78%(54 flights)
  • Tue75%(55 flights)
  • Wed69%(55 flights)
  • Thu59%(54 flights)
  • Fri64%(55 flights)
  • Sat84%(37 flights)
  • Sun52%(54 flights)
On-time by departure window
  • 9 AM–12 PM79%(28 flights)
  • 12–3 PM85%(53 flights)
  • 3–6 PM64%(229 flights)
  • 6–9 PM61%(54 flights)
On-time trend by month
86%
May

Jun 52% → May 86% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202552%23
July 202552%21
August 202566%29
September 202567%30
October 202574%31
November 202566%29
December 202555%29
January 202671%48
February 202661%36
March 202667%24
April 202686%28
May 202686%36
Departures on time
71%
Diverted
0.3%
Flights flown
364
Months covered
12

Keep nerding

Based on 385 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.