Skip to content
WanderNerd
Check a flight

Flight Reliability

AA 3129 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 3129 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

74%
Arrive within 15 minutes
14 min
Average arrival delay
1.9%
Cancelled
4 min early
Median arrival delay

Based on 477 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon68%(62 flights)
  • Tue83%(60 flights)
  • Wed87%(60 flights)
  • Thu64%(75 flights)
  • Fri71%(68 flights)
  • Sat82%(67 flights)
  • Sun67%(75 flights)
On-time by departure window
  • 9 AM–12 PM68%(106 flights)
  • 12–3 PM81%(36 flights)
  • 3–6 PM78%(154 flights)
  • 6–9 PM73%(171 flights)
On-time trend by month
53%
May

Jun 63% → May 53% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202563%30
July 202563%30
August 202555%29
September 202579%29
October 202586%57
November 202593%30
December 202568%40
January 202672%47
February 202678%49
March 202683%60
April 202672%36
May 202653%30
Departures on time
71%
Diverted
0.2%
Flights flown
467
Months covered
12

Keep nerding

Based on 477 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.