AA4478 LGA → ORD

American Airlines · New York, NY to Chicago, IL · 3 flights observed, 2025-12-20 to 2026-01-03 · 733 mi

AA4478 covers more than one route in the data window — the stats below are for LGA → ORD, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
33%
Median delay
+25 min
90th percentile
+41 min
Cancellation rate
0%

How often is AA4478 on time?

Across 3 flights on LGA → ORD from 2025-12-20 to 2026-01-03, AA4478 arrived within 15 minutes of schedule 33% of the time. The median arrival delay was +25 min, and the worst 10% of flights arrived +41 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time133%
16-30 min133%
31-60 min133%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-1220%+35 min
2026-011100%-35 min

Performance by day of week

DayFlightsOn-time
MonNo data—
TueNo data—
WedNo data—
ThuNo data—
FriNo data—
Sat333%
SunNo data—

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