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Flight Reliability

AA 5104 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 5104 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

75%
Arrive within 15 minutes
13 min
Average arrival delay
2.9%
Cancelled
5 min early
Median arrival delay

Based on 485 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon67%(67 flights)
  • Tue82%(72 flights)
  • Wed81%(73 flights)
  • Thu68%(71 flights)
  • Fri70%(73 flights)
  • Sat93%(42 flights)
  • Sun69%(70 flights)
On-time by departure window
  • 6–9 AM75%(171 flights)
  • 9 AM–12 PM71%(77 flights)
  • 12–3 PM62%(94 flights)
  • 3–6 PM86%(70 flights)
  • 6–9 PM85%(46 flights)
  • 9 PM–12 AM80%(10 flights)
On-time trend by month
76%
May

Jun 38% → May 76% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202538%47
July 202571%52
August 202582%34
September 202593%58
October 202583%36
November 202582%28
December 202560%30
January 202660%25
February 202677%26
March 202686%29
April 202681%48
May 202676%55
Departures on time
78%
Diverted
0.6%
Flights flown
468
Months covered
12

Keep nerding

Based on 485 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.