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WanderNerd

Flight Reliability

AA 3843 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 3843 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

82%
Arrive within 15 minutes
2 min
Average arrival delay
1.7%
Cancelled
6 min early
Median arrival delay

Based on 348 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon83%(47 flights)
  • Tue88%(50 flights)
  • Wed83%(46 flights)
  • Thu73%(56 flights)
  • Fri79%(52 flights)
  • Sat87%(39 flights)
  • Sun81%(52 flights)
On-time by departure window
  • 6–9 AM83%(119 flights)
  • 9 AM–12 PM80%(151 flights)
  • 12–3 PM90%(48 flights)
  • 3–6 PM(6 flights)
  • 6–9 PM61%(18 flights)
On-time trend by month
59%
May

Jun 78% → May 59% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202578%60
July 202585%59
August 202586%36
September 202577%30
October 202577%57
January 202678%23
February 202690%38
March 2026100%12
May 202659%17
Departures on time
82%
Diverted
0%
Flights flown
342
Months covered
11

Based on 348 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.