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Flight Reliability

AA 3985 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 3985 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
16 min
Average arrival delay
2.6%
Cancelled
5 min early
Median arrival delay

Based on 350 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon76%(53 flights)
  • Tue86%(44 flights)
  • Wed77%(39 flights)
  • Thu75%(52 flights)
  • Fri81%(53 flights)
  • Sat74%(54 flights)
  • Sun80%(45 flights)
On-time by departure window
  • 3–6 AM81%(32 flights)
  • 6–9 AM77%(186 flights)
  • 9 AM–12 PM82%(61 flights)
  • 12–3 PM75%(24 flights)
  • 3–6 PM82%(22 flights)
  • 6–9 PM67%(15 flights)
On-time trend by month
69%
May

Jun 56% → May 69% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202556%25
July 202571%31
August 202581%31
September 202583%29
October 202577%30
November 202586%51
December 202576%33
January 202691%22
February 202688%25
March 202669%13
April 202683%24
May 202669%26
Departures on time
79%
Diverted
0.3%
Flights flown
340
Months covered
12

Keep nerding

Based on 350 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.