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Flight Reliability

AA 5638 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 5638 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

82%
Arrive within 15 minutes
4 min
Average arrival delay
3.4%
Cancelled
12 min early
Median arrival delay

Based on 354 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon86%(44 flights)
  • Tue87%(45 flights)
  • Wed77%(48 flights)
  • Thu74%(49 flights)
  • Fri86%(51 flights)
  • Sat78%(45 flights)
  • Sun85%(60 flights)
On-time by departure window
  • 6–9 AM84%(74 flights)
  • 9 AM–12 PM81%(89 flights)
  • 12–3 PM81%(133 flights)
  • 3–6 PM83%(46 flights)
On-time trend by month
79%
May

Jun 83% → May 79% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202583%29
July 202591%11
August 202593%55
December 202562%26
January 202686%36
February 202680%40
March 202674%46
April 202685%52
May 202679%43
Departures on time
80%
Diverted
0%
Flights flown
342
Months covered
10

Keep nerding

Based on 354 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.