Skip to content
WanderNerd
Check a flight

Flight Reliability

AA 3321 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 3321 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
16 min
Average arrival delay
1.1%
Cancelled
6 min early
Median arrival delay

Based on 438 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon77%(62 flights)
  • Tue84%(62 flights)
  • Wed84%(62 flights)
  • Thu67%(63 flights)
  • Fri65%(63 flights)
  • Sat75%(56 flights)
  • Sun75%(63 flights)
On-time by departure window
  • 6–9 AM84%(76 flights)
  • 9 AM–12 PM72%(68 flights)
  • 12–3 PM81%(41 flights)
  • 3–6 PM66%(157 flights)
  • 6–9 PM83%(57 flights)
  • 9 PM–12 AM84%(32 flights)
On-time trend by month
77%
May

Jun 86% → May 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202586%28
July 202590%29
August 202565%31
September 202550%30
October 202574%31
November 202583%30
December 202577%31
January 202666%55
February 202678%41
March 202673%60
April 202691%35
May 202677%30
Departures on time
74%
Diverted
0.5%
Flights flown
431
Months covered
12

Keep nerding

Based on 438 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.