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Flight Reliability

AA 1173 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 1173 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
11 min
Average arrival delay
2.0%
Cancelled
6 min early
Median arrival delay

Based on 408 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon70%(57 flights)
  • Tue81%(57 flights)
  • Wed79%(58 flights)
  • Thu79%(58 flights)
  • Fri66%(59 flights)
  • Sat81%(52 flights)
  • Sun72%(58 flights)
On-time by departure window
  • 9 AM–12 PM83%(72 flights)
  • 12–3 PM78%(32 flights)
  • 3–6 PM82%(51 flights)
  • 6–9 PM73%(126 flights)
  • 9 PM–12 AM70%(118 flights)
On-time trend by month
79%
May

Jun 90% → May 79% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202590%30
July 202570%30
August 202572%29
September 202577%56
October 202575%36
November 202576%29
December 202581%43
January 202676%33
February 202671%28
March 202653%30
April 202682%27
May 202679%28
Departures on time
75%
Diverted
0.2%
Flights flown
399
Months covered
12

Keep nerding

Based on 408 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.