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Flight Reliability

AA 3657 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 3657 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

78%
Arrive within 15 minutes
7 min
Average arrival delay
2.3%
Cancelled
11 min early
Median arrival delay

Based on 529 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon81%(75 flights)
  • Tue85%(67 flights)
  • Wed81%(70 flights)
  • Thu77%(75 flights)
  • Fri73%(77 flights)
  • Sat78%(78 flights)
  • Sun73%(73 flights)
On-time by departure window
  • 6–9 AM83%(153 flights)
  • 9 AM–12 PM68%(28 flights)
  • 12–3 PM74%(214 flights)
  • 3–6 PM85%(72 flights)
  • 6–9 PM79%(48 flights)
On-time trend by month
82%
May

Jul 100% → May 82% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
July 2025100%27
August 202588%57
September 202588%32
November 202581%58
December 202557%61
January 202675%60
February 202676%55
March 202667%46
April 202682%56
May 202682%54
Departures on time
80%
Diverted
0.4%
Flights flown
515
Months covered
12

Keep nerding

Based on 529 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.