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Flight Reliability

AA 4912 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 4912 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

73%
Arrive within 15 minutes
16 min
Average arrival delay
2.3%
Cancelled
7 min early
Median arrival delay

Based on 470 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon69%(64 flights)
  • Tue70%(66 flights)
  • Wed73%(67 flights)
  • Thu83%(66 flights)
  • Fri74%(66 flights)
  • Sat72%(64 flights)
  • Sun72%(65 flights)
On-time by departure window
  • 6–9 AM54%(37 flights)
  • 9 AM–12 PM80%(73 flights)
  • 12–3 PM74%(235 flights)
  • 3–6 PM88%(42 flights)
  • 6–9 PM84%(37 flights)
  • 9 PM–12 AM47%(34 flights)
On-time trend by month
89%
May

Jun 56% → May 89% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202556%55
July 202563%60
August 202586%62
September 202581%31
October 202586%57
November 202569%29
December 202559%17
January 202638%24
February 202656%27
March 202693%29
April 202687%30
May 202689%37
Departures on time
73%
Diverted
0.2%
Flights flown
458
Months covered
12

Keep nerding

Based on 470 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.