AA1851 LAS → MIA

American Airlines · Las Vegas, NV to Miami, FL · 103 flights observed, 2025-11-02 to 2026-04-06 · 2,174 mi

This flight is usually on time, but has a real long-delay tail — typical (median) delay is -5 min, while the worst 10% run +61 min or later.

AA1851 covers more than one route in the data window — the stats below are for LAS → MIA, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
70%
Median delay
-5 min
90th percentile
+61 min
Cancellation rate
2%

How often is AA1851 on time?

Across 103 flights on LAS → MIA from 2025-11-02 to 2026-04-06, AA1851 arrived within 15 minutes of schedule 70% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +61 min or later. 2% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time7170%
16-30 min88%
31-60 min1111%
61-120 min88%
2+ hrs33%

Performance by month

MonthFlightsOn-timeAvg delay
2025-112875%+17 min
2025-121681%+49 min
2026-01580%-10 min
2026-021688%-3 min
2026-033050%+24 min
2026-04667%+13 min

Performance by day of week

DayFlightsOn-time
Mon1580%
Tue1457%
Wed1275%
Thu1580%
Fri1573%
Sat1560%
Sun1567%

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