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Flight Reliability

AA 4290 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 4290 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

82%
Arrive within 15 minutes
2 min
Average arrival delay
2.2%
Cancelled
8 min early
Median arrival delay

Based on 228 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon85%(33 flights)
  • Tue88%(34 flights)
  • Wed74%(27 flights)
  • Thu84%(31 flights)
  • Fri85%(33 flights)
  • Sat81%(31 flights)
  • Sun76%(33 flights)
On-time by departure window
  • 3–6 AM—(1 flights)
  • 6–9 AM86%(70 flights)
  • 9 AM–12 PM81%(103 flights)
  • 12–3 PM79%(48 flights)
On-time trend by month
100%
May

Jun 81% → May 100% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202581%26
July 202587%30
August 202568%31
November 202581%26
December 202588%16
January 202687%23
February 202692%25
March 202679%28
May 2026100%10
Departures on time
87%
Diverted
0.4%
Flights flown
222
Months covered
11

Keep nerding

Based on 228 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.