AA1239 MIA → ATL

American Airlines · Miami, FL to Atlanta, GA · 22 flights observed, 2026-02-12 to 2026-03-07 · 594 mi

AA1239 covers more than one route in the data window — the stats below are for MIA → ATL, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
91%
Median delay
-3 min
90th percentile
+12 min
Cancellation rate
0%

How often is AA1239 on time?

Across 22 flights on MIA → ATL from 2026-02-12 to 2026-03-07, AA1239 arrived within 15 minutes of schedule 91% of the time. The median arrival delay was -3 min, and the worst 10% of flights arrived +12 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time2091%
16-30 min00%
31-60 min29%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-021587%+4 min
2026-037100%-8 min

Performance by day of week

DayFlightsOn-time
Mon367%
Tue3100%
Wed2100%
Thu3100%
Fri4100%
Sat4100%
Sun367%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…