Flight OddsAA3398 ORD → MDT
American Airlines · Chicago, IL to Harrisburg, PA · 12 flights observed, 2025-11-20 to 2025-12-02 · 594 mi
AA3398 covers more than one route in the data window — the stats below are for ORD → MDT, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
100%
Median delay
-6 min
90th percentile
+13 min
Cancellation rate
25%
How often is AA3398 on time?
Across 12 flights on ORD → MDT from 2025-11-20 to 2025-12-02, AA3398 arrived within 15 minutes of schedule 100% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +13 min or later. 25% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 9 | 100% |
| 16-30 min | 0 | 0% |
| 31-60 min | 0 | 0% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 8 | 100% | -3 min |
| 2025-12 | 1 | 100% | -5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 1 | 100% |
| Tue | 2 | 100% |
| Wed | 1 | 100% |
| Thu | 1 | 100% |
| Fri | 2 | 100% |
| Sat | 1 | 100% |
| Sun | 1 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…