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Flight Reliability

AA 6423 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 6423 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

80%
Arrive within 15 minutes
20 min
Average arrival delay
2.2%
Cancelled
13 min early
Median arrival delay

Based on 322 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon68%(47 flights)
  • Tue87%(38 flights)
  • Wed83%(40 flights)
  • Thu81%(48 flights)
  • Fri79%(48 flights)
  • Sat81%(43 flights)
  • Sun82%(51 flights)
On-time by departure window
  • 3–6 AM94%(35 flights)
  • 6–9 AM82%(201 flights)
  • 9 AM–12 PM100%(33 flights)
  • 12–3 PM82%(11 flights)
  • 3–6 PM47%(17 flights)
  • 6–9 PM24%(17 flights)
  • 9 PM–12 AM—(1 flights)
On-time trend by month
81%
May

Jun 79% → May 81% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202579%29
July 202593%30
August 202546%37
November 202593%29
December 202593%29
January 202687%31
February 202676%25
March 202677%31
April 202687%30
May 202681%42
Departures on time
82%
Diverted
0%
Flights flown
315
Months covered
11

Keep nerding

Based on 322 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.