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Flight Reliability

AA 4663 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 4663 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

79%
Arrive within 15 minutes
8 min
Average arrival delay
3.8%
Cancelled
8 min early
Median arrival delay

Based on 425 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon69%(62 flights)
  • Tue87%(47 flights)
  • Wed86%(49 flights)
  • Thu81%(64 flights)
  • Fri71%(72 flights)
  • Sat84%(57 flights)
  • Sun79%(56 flights)
On-time by departure window
  • 3–6 AM—(1 flights)
  • 6–9 AM85%(73 flights)
  • 9 AM–12 PM86%(116 flights)
  • 12–3 PM79%(71 flights)
  • 3–6 PM59%(32 flights)
  • 6–9 PM67%(36 flights)
  • 9 PM–12 AM76%(78 flights)
On-time trend by month
82%
May

Jun 88% → May 82% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202588%17
July 202557%23
August 202575%12
September 202589%56
October 202587%61
November 202568%25
December 202577%39
January 202669%35
February 202676%25
March 202682%54
April 202676%33
May 202682%27
Departures on time
81%
Diverted
0.5%
Flights flown
407
Months covered
12

Keep nerding

Based on 425 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.