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WanderNerd

Flight Reliability

AA 4084 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 4084 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

72%
Arrive within 15 minutes
15 min
Average arrival delay
2.5%
Cancelled
2 min early
Median arrival delay

Based on 236 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon83%(29 flights)
  • Tue67%(27 flights)
  • Wed70%(30 flights)
  • Thu78%(37 flights)
  • Fri57%(28 flights)
  • Sat74%(35 flights)
  • Sun73%(44 flights)
On-time by departure window
  • 6–9 AM89%(26 flights)
  • 9 AM–12 PM85%(26 flights)
  • 12–3 PM77%(22 flights)
  • 6–9 PM68%(114 flights)
  • 9 PM–12 AM64%(42 flights)
On-time trend by month
68%
May

Jun 69% → May 68% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202569%29
July 202563%30
August 202558%31
September 202581%16
November 202588%48
April 202670%23
May 202668%41
Departures on time
78%
Diverted
0%
Flights flown
230
Months covered
11

Based on 236 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.