AA4310 ORD → SPI
American Airlines · Chicago, IL to Springfield, IL · 30 flights observed, 2025-11-02 to 2025-12-02 · 174 mi
AA4310 covers more than one route in the data window — the stats below are for ORD → SPI, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
62%
Median delay
-9 min
90th percentile
+51 min
Cancellation rate
3%
How often is AA4310 on time?
Across 30 flights on ORD → SPI from 2025-11-02 to 2025-12-02, AA4310 arrived within 15 minutes of schedule 62% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +51 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 18 | 62% |
| 16-30 min | 5 | 17% |
| 31-60 min | 5 | 17% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 1 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 27 | 67% | +3 min |
| 2025-12 | 2 | 0% | +93 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 60% |
| Tue | 5 | 80% |
| Wed | 4 | 75% |
| Thu | 4 | 50% |
| Fri | 4 | 75% |
| Sat | 3 | 33% |
| Sun | 4 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…