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Flight Reliability

AA 3623 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 3623 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

83%
Arrive within 15 minutes
3 min
Average arrival delay
2.5%
Cancelled
6 min early
Median arrival delay

Based on 435 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon86%(59 flights)
  • Tue81%(58 flights)
  • Wed91%(55 flights)
  • Thu75%(64 flights)
  • Fri78%(64 flights)
  • Sat91%(56 flights)
  • Sun79%(67 flights)
On-time by departure window
  • 6–9 AM90%(41 flights)
  • 9 AM–12 PM86%(98 flights)
  • 12–3 PM77%(92 flights)
  • 3–6 PM82%(96 flights)
  • 6–9 PM87%(54 flights)
  • 9 PM–12 AM76%(42 flights)
On-time trend by month
89%
May

Jun 87% → May 89% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202587%30
July 202581%26
August 202579%28
September 202593%29
October 202586%57
November 202589%44
December 2025100%13
February 202667%36
March 202662%39
April 202684%51
May 202689%61
Departures on time
85%
Diverted
0.2%
Flights flown
423
Months covered
12

Keep nerding

Based on 435 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.