AA3304 MIA → ORD

American Airlines · Miami, FL to Chicago, IL · 41 flights observed, 2026-05-21 to 2026-06-30 · 1,197 mi

This flight has been on time less than half the time (45%) — expect a real chance of a delay.

AA3304 covers more than one route in the data window — the stats below are for MIA → ORD, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
45%
Median delay
+20 min
90th percentile
+102 min
Cancellation rate
2%

How often is AA3304 on time?

Across 41 flights on MIA → ORD from 2026-05-21 to 2026-06-30, AA3304 arrived within 15 minutes of schedule 45% of the time. The median arrival delay was +20 min, and the worst 10% of flights arrived +102 min or later. 2% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1845%
16-30 min615%
31-60 min923%
61-120 min410%
2+ hrs38%

Performance by month

MonthFlightsOn-timeAvg delay
2026-051155%+11 min
2026-062941%+44 min

Performance by day of week

DayFlightsOn-time
Mon650%
Tue667%
Wed450%
Thu617%
Fri650%
Sat650%
Sun633%

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