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Flight Reliability

AA 3428 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 3428 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

66%
Arrive within 15 minutes
15 min
Average arrival delay
2.1%
Cancelled
1 min early
Median arrival delay

Based on 468 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon57%(61 flights)
  • Tue72%(72 flights)
  • Wed54%(72 flights)
  • Thu70%(66 flights)
  • Fri58%(64 flights)
  • Sat74%(58 flights)
  • Sun77%(65 flights)
On-time by departure window
  • 6–9 AM84%(37 flights)
  • 9 AM–12 PM82%(27 flights)
  • 12–3 PM75%(218 flights)
  • 3–6 PM53%(89 flights)
  • 6–9 PM45%(87 flights)
On-time trend by month
91%
May

Jun 41% → May 91% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202541%56
July 202566%58
August 202544%62
September 202579%28
October 202581%31
November 202575%32
December 202564%25
January 202677%22
February 202678%27
March 202662%29
April 202674%54
May 202691%34
Departures on time
69%
Diverted
0%
Flights flown
458
Months covered
12

Keep nerding

Based on 468 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.