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WanderNerd

Flight Reliability

AA 5504 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 5504 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

76%
Arrive within 15 minutes
15 min
Average arrival delay
5.9%
Cancelled
9 min early
Median arrival delay

Based on 389 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon78%(54 flights)
  • Tue92%(63 flights)
  • Wed82%(50 flights)
  • Thu78%(49 flights)
  • Fri77%(48 flights)
  • Sat65%(49 flights)
  • Sun60%(52 flights)
On-time by departure window
  • 3–6 AM84%(19 flights)
  • 6–9 AM83%(71 flights)
  • 9 AM–12 PM(7 flights)
  • 12–3 PM(7 flights)
  • 3–6 PM75%(219 flights)
  • 6–9 PM77%(31 flights)
  • 9 PM–12 AM36%(11 flights)
On-time trend by month
67%
May

Jun 88% → May 67% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202588%34
July 202578%23
October 2025100%20
November 202582%54
December 202568%53
January 202673%52
February 202677%26
March 202678%37
April 202667%33
May 202667%30
Departures on time
78%
Diverted
0.3%
Flights flown
365
Months covered
11

Based on 389 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.