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Flight Reliability

AA 1644 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 1644 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

75%
Arrive within 15 minutes
7 min
Average arrival delay
2.5%
Cancelled
8 min early
Median arrival delay

Based on 360 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon61%(49 flights)
  • Tue84%(50 flights)
  • Wed77%(52 flights)
  • Thu69%(51 flights)
  • Fri80%(49 flights)
  • Sat82%(49 flights)
  • Sun73%(51 flights)
On-time by departure window
  • 6–9 AM88%(178 flights)
  • 6–9 PM—(1 flights)
  • 9 PM–12 AM62%(172 flights)
On-time trend by month
68%
May

Jun 54% → May 68% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202554%28
July 202562%29
August 202552%27
September 202569%29
October 202584%31
November 202580%30
December 202590%31
January 202689%27
February 202696%28
March 202693%30
April 202660%30
May 202668%31
Departures on time
73%
Diverted
0%
Flights flown
351
Months covered
12

Keep nerding

Based on 360 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.