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Flight Reliability

AA 1040 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 1040 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

70%
Arrive within 15 minutes
25 min
Average arrival delay
4.1%
Cancelled
7 min early
Median arrival delay

Based on 438 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon74%(65 flights)
  • Tue74%(61 flights)
  • Wed68%(63 flights)
  • Thu64%(63 flights)
  • Fri70%(63 flights)
  • Sat72%(39 flights)
  • Sun72%(64 flights)
On-time by departure window
  • 6–9 AM95%(133 flights)
  • 9 AM–12 PM—(4 flights)
  • 12–3 PM—(4 flights)
  • 3–6 PM56%(119 flights)
  • 6–9 PM55%(120 flights)
  • 9 PM–12 AM82%(38 flights)
On-time trend by month
73%
May

Jun 52% → May 73% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202552%52
July 202538%47
August 202548%31
September 202568%50
October 202559%34
November 202590%29
December 202597%31
January 202696%26
February 202696%27
March 2026100%31
April 202667%30
May 202673%30
Departures on time
70%
Diverted
0.5%
Flights flown
418
Months covered
12

Keep nerding

Based on 438 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.