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Flight Reliability

AA 4499 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 4499 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

77%
Arrive within 15 minutes
5 min
Average arrival delay
4.5%
Cancelled
7 min early
Median arrival delay

Based on 331 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon75%(47 flights)
  • Tue77%(52 flights)
  • Wed81%(53 flights)
  • Thu71%(55 flights)
  • Fri83%(52 flights)
  • Sat81%(16 flights)
  • Sun75%(40 flights)
On-time by departure window
  • 6–9 AM81%(96 flights)
  • 9 AM–12 PM80%(132 flights)
  • 12–3 PM73%(51 flights)
  • 6–9 PM61%(36 flights)
On-time trend by month
67%
May

Aug 88% → May 67% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
August 202588%25
September 202577%26
October 202576%50
November 202582%38
December 202575%20
January 202680%40
February 202681%43
March 202675%32
April 202662%26
May 202667%15
Departures on time
83%
Diverted
0.3%
Flights flown
315
Months covered
10

Keep nerding

Based on 331 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.