AA3355 STL → ORD

American Airlines · St. Louis, MO to Chicago, IL · 8 flights observed, 2026-03-29 to 2026-04-06 · 258 mi

AA3355 covers more than one route in the data window — the stats below are for STL → ORD, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
25%
Median delay
+50 min
90th percentile
+167 min
Cancellation rate
0%

How often is AA3355 on time?

Across 8 flights on STL → ORD from 2026-03-29 to 2026-04-06, AA3355 arrived within 15 minutes of schedule 25% of the time. The median arrival delay was +50 min, and the worst 10% of flights arrived +167 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time225%
16-30 min113%
31-60 min113%
61-120 min113%
2+ hrs338%

Performance by month

MonthFlightsOn-timeAvg delay
2026-03333%+64 min
2026-04520%+81 min

Performance by day of week

DayFlightsOn-time
Mon20%
Tue10%
Wed10%
Thu10%
Fri10%
SatNo data—
Sun2100%

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