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Flight Reliability

AA 1556 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 1556 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

74%
Arrive within 15 minutes
12 min
Average arrival delay
1.3%
Cancelled
5 min early
Median arrival delay

Based on 459 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon72%(64 flights)
  • Tue75%(71 flights)
  • Wed82%(67 flights)
  • Thu69%(73 flights)
  • Fri81%(64 flights)
  • Sat72%(43 flights)
  • Sun64%(70 flights)
On-time by departure window
  • 3–6 AM94%(16 flights)
  • 6–9 AM79%(128 flights)
  • 9 AM–12 PM87%(97 flights)
  • 12–3 PM—(5 flights)
  • 3–6 PM62%(118 flights)
  • 6–9 PM61%(84 flights)
  • 9 PM–12 AM—(4 flights)
On-time trend by month
87%
May

Jun 51% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202551%47
July 202557%51
August 202557%37
September 202582%54
November 202593%28
December 202560%30
January 202674%31
February 202689%28
March 202683%30
April 202682%54
May 202687%53
Departures on time
74%
Diverted
0.2%
Flights flown
452
Months covered
12

Keep nerding

Based on 459 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.