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Flight Reliability

AA 4126 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 4126 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

87%
Arrive within 15 minutes
1 min early
Average arrival delay
3.4%
Cancelled
7 min early
Median arrival delay

Based on 319 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon86%(43 flights)
  • Tue80%(39 flights)
  • Wed90%(39 flights)
  • Thu96%(44 flights)
  • Fri84%(45 flights)
  • Sat88%(49 flights)
  • Sun83%(48 flights)
On-time by departure window
  • 9 AM–12 PM89%(128 flights)
  • 12–3 PM85%(85 flights)
  • 3–6 PM85%(60 flights)
  • 6–9 PM85%(34 flights)
On-time trend by month
95%
May

Jun 92% → May 95% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202592%26
August 202576%25
September 202593%30
November 202585%47
December 202567%33
January 202691%11
February 202697%33
March 202687%62
April 202683%12
May 202695%19
Departures on time
88%
Diverted
0.3%
Flights flown
307
Months covered
12

Keep nerding

Based on 319 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.