AA4031 ATL → MIA

American Airlines · Atlanta, GA to Miami, FL · 46 flights observed, 2026-02-12 to 2026-04-06 · 594 mi

This flight's reliability varies a lot by day of week — 86% on-time on Tuesdays vs. 50% on Thursdays.

AA4031 covers more than one route in the data window — the stats below are for ATL → MIA, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
69%
Median delay
0 min
90th percentile
+69 min
Cancellation rate
2%

How often is AA4031 on time?

Across 46 flights on ATL → MIA from 2026-02-12 to 2026-04-06, AA4031 arrived within 15 minutes of schedule 69% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +69 min or later. 2% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time3169%
16-30 min49%
31-60 min49%
61-120 min37%
2+ hrs37%

Performance by month

MonthFlightsOn-timeAvg delay
2026-021486%+9 min
2026-032665%+61 min
2026-04540%+38 min

Performance by day of week

DayFlightsOn-time
Mon757%
Tue786%
Wed786%
Thu850%
Fri875%
SatNo data—
Sun863%

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