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Flight Reliability

AA 1511 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 1511 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

85%
Arrive within 15 minutes
4 min early
Average arrival delay
1.2%
Cancelled
15 min early
Median arrival delay

Based on 406 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon77%(62 flights)
  • Tue91%(65 flights)
  • Wed87%(60 flights)
  • Thu87%(61 flights)
  • Fri80%(56 flights)
  • Sat94%(35 flights)
  • Sun84%(62 flights)
On-time by departure window
  • 3–6 AM99%(131 flights)
  • 6–9 AM89%(103 flights)
  • 9 AM–12 PM78%(63 flights)
  • 12–3 PM72%(43 flights)
  • 3–6 PM71%(31 flights)
  • 6–9 PM43%(14 flights)
  • 9 PM–12 AM81%(16 flights)
On-time trend by month
100%
May

Jun 100% → May 100% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 2025100%30
July 202597%30
August 202597%30
September 2025100%29
October 202581%31
November 202586%49
December 202562%29
January 202673%45
February 202665%34
March 202676%37
April 2026100%26
May 2026100%31
Departures on time
85%
Diverted
0%
Flights flown
401
Months covered
12

Keep nerding

Based on 406 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.