Flight OddsAA3731 PIA → ORD
American Airlines · Peoria, IL to Chicago, IL · 61 flights observed, 2025-12-18 to 2026-05-20 · 130 mi
AA3731 covers more than one route in the data window — the stats below are for PIA → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
71%
Median delay
-2 min
90th percentile
+52 min
Cancellation rate
8%
How often is AA3731 on time?
Across 61 flights on PIA → ORD from 2025-12-18 to 2026-05-20, AA3731 arrived within 15 minutes of schedule 71% of the time. The median arrival delay was -2 min, and the worst 10% of flights arrived +52 min or later. 8% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 40 | 71% |
| 16-30 min | 4 | 7% |
| 31-60 min | 8 | 14% |
| 61-120 min | 4 | 7% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-12 | 7 | 71% | -2 min |
| 2026-01 | 4 | 100% | -6 min |
| 2026-03 | 3 | 100% | -9 min |
| 2026-04 | 23 | 74% | +9 min |
| 2026-05 | 19 | 58% | +18 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 71% |
| Tue | 8 | 63% |
| Wed | 7 | 57% |
| Thu | 8 | 63% |
| Fri | 8 | 88% |
| Sat | 10 | 80% |
| Sun | 8 | 75% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…