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WanderNerd

Flight Reliability

AA 856 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 856 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

59%
Arrive within 15 minutes
36 min
Average arrival delay
3.0%
Cancelled
6 min
Median arrival delay

Based on 200 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon61%(33 flights)
  • Tue56%(25 flights)
  • Wed65%(23 flights)
  • Thu65%(26 flights)
  • Fri56%(32 flights)
  • Sat58%(26 flights)
  • Sun55%(29 flights)
On-time by departure window
  • 9 AM–12 PM(3 flights)
  • 3–6 PM65%(85 flights)
  • 6–9 PM54%(106 flights)
On-time trend by month
63%
Mar

Jun 44% → Mar 63% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202544%25
July 202554%28
September 202579%24
October 202555%29
November 202548%21
December 202571%24
March 202663%24
Departures on time
58%
Diverted
0%
Flights flown
194
Months covered
10

Based on 200 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.