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Flight Reliability

AA 4487 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 4487 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

85%
Arrive within 15 minutes
0 min
Average arrival delay
3.3%
Cancelled
10 min early
Median arrival delay

Based on 392 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon82%(55 flights)
  • Tue90%(61 flights)
  • Wed82%(61 flights)
  • Thu83%(59 flights)
  • Fri90%(60 flights)
  • Sat97%(32 flights)
  • Sun76%(50 flights)
On-time by departure window
  • 12–3 AM—(2 flights)
  • 3–6 AM92%(112 flights)
  • 6–9 AM85%(176 flights)
  • 9 AM–12 PM82%(33 flights)
  • 12–3 PM—(4 flights)
  • 3–6 PM70%(27 flights)
  • 6–9 PM75%(24 flights)
On-time trend by month
97%
May

Jun 97% → May 97% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202597%29
July 202596%28
August 202571%52
September 202591%55
October 202578%32
November 202577%22
December 202593%15
January 2026100%19
February 202690%20
March 202677%44
April 202675%32
May 202697%30
Departures on time
90%
Diverted
0.3%
Flights flown
378
Months covered
12

Keep nerding

Based on 392 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.