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Flight Reliability

AA 5811 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 5811 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

84%
Arrive within 15 minutes
2 min early
Average arrival delay
1.1%
Cancelled
13 min early
Median arrival delay

Based on 562 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon79%(80 flights)
  • Tue91%(80 flights)
  • Wed94%(79 flights)
  • Thu82%(79 flights)
  • Fri85%(81 flights)
  • Sat84%(79 flights)
  • Sun73%(77 flights)
On-time by departure window
  • 3–6 AM97%(31 flights)
  • 6–9 AM93%(27 flights)
  • 9 AM–12 PM74%(147 flights)
  • 12–3 PM100%(44 flights)
  • 3–6 PM87%(151 flights)
  • 6–9 PM82%(155 flights)
On-time trend by month
82%
May

Jun 73% → May 82% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202573%56
July 202577%62
August 202589%36
September 202593%30
October 202588%57
November 202590%30
December 202574%31
January 202682%28
February 202691%42
March 202681%62
April 202693%60
May 202682%61
Departures on time
83%
Diverted
0.2%
Flights flown
555
Months covered
12

Keep nerding

Based on 562 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.