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Flight Reliability

AA 5171 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 5171 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

71%
Arrive within 15 minutes
15 min
Average arrival delay
2.4%
Cancelled
4 min early
Median arrival delay

Based on 380 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon62%(50 flights)
  • Tue78%(59 flights)
  • Wed74%(58 flights)
  • Thu65%(52 flights)
  • Fri60%(53 flights)
  • Sat84%(51 flights)
  • Sun69%(48 flights)
On-time by departure window
  • 6–9 AM91%(45 flights)
  • 9 AM–12 PM86%(50 flights)
  • 12–3 PM69%(173 flights)
  • 3–6 PM67%(36 flights)
  • 6–9 PM46%(52 flights)
  • 9 PM–12 AM73%(15 flights)
On-time trend by month
85%
May

Jun 38% → May 85% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202538%29
July 202550%24
August 202586%14
September 202561%28
October 202593%27
November 202586%29
December 202559%27
January 202679%29
February 202654%26
March 202655%31
April 202683%53
May 202685%54
Departures on time
70%
Diverted
0%
Flights flown
371
Months covered
12

Keep nerding

Based on 380 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.