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Flight Reliability

AA 5540 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 5540 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

87%
Arrive within 15 minutes
14 min
Average arrival delay
5.2%
Cancelled
17 min early
Median arrival delay

Based on 269 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon88%(34 flights)
  • Tue85%(40 flights)
  • Wed85%(39 flights)
  • Thu91%(35 flights)
  • Fri85%(39 flights)
  • Sat85%(34 flights)
  • Sun94%(33 flights)
On-time by departure window
  • 6–9 AM87%(190 flights)
  • 9 AM–12 PM92%(13 flights)
  • 3–6 PM83%(42 flights)
  • 6–9 PM—(8 flights)
  • 9 PM–12 AM—(1 flights)
On-time trend by month
83%
May

Jun 94% → May 83% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202594%31
August 202596%24
September 202593%30
October 202594%16
January 202683%23
February 202693%27
March 202679%28
April 202679%29
May 202683%30
Departures on time
87%
Diverted
0.4%
Flights flown
254
Months covered
12

Keep nerding

Based on 269 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.