Flight OddsAA4326 ORD → ALO
American Airlines · Chicago, IL to Waterloo, IA · 287 flights observed, 2025-07-01 to 2026-06-03 · 234 mi
AA4326 covers more than one route in the data window — the stats below are for ORD → ALO, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
80%
Median delay
-7 min
90th percentile
+50 min
Cancellation rate
1%
How often is AA4326 on time?
Across 287 flights on ORD → ALO from 2025-07-01 to 2026-06-03, AA4326 arrived within 15 minutes of schedule 80% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +50 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 226 | 80% |
| 16-30 min | 19 | 7% |
| 31-60 min | 13 | 5% |
| 61-120 min | 13 | 5% |
| 2+ hrs | 12 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 29 | 76% | +6 min |
| 2025-08 | 24 | 92% | +0 min |
| 2025-09 | 25 | 92% | -9 min |
| 2025-10 | 31 | 90% | -1 min |
| 2025-11 | 25 | 84% | +3 min |
| 2025-12 | 26 | 65% | +32 min |
| 2026-01 | 24 | 71% | +16 min |
| 2026-02 | 19 | 84% | +6 min |
| 2026-03 | 21 | 62% | +24 min |
| 2026-04 | 29 | 72% | +23 min |
| 2026-05 | 28 | 86% | -5 min |
| 2026-06 | 2 | 100% | -19 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 48 | 81% |
| Tue | 19 | 79% |
| Wed | 48 | 81% |
| Thu | 48 | 77% |
| Fri | 47 | 72% |
| Sat | 27 | 93% |
| Sun | 46 | 80% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…