Flight OddsORD → MDT American Airlines
American Airlines · Chicago, IL to Harrisburg, PA · 1,131 flights, 2025-07-01 to 2026-06-30 · aggregated across 51 flight numbers
On-time arrival
75%
Median delay
-4 min
90th percentile
+59 min
Cancellation rate
3%
How on-time is American Airlines from ORD to MDT?
Across every American Airlines flight number on ORD → MDT (1,131 flights, 2025-07-01 to 2026-06-30), 75% arrived within 15 minutes of schedule. Median arrival delay -4 min; the worst 10% ran +59 min or later. 3% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 819 | 75% |
| 16-30 min | 88 | 8% |
| 31-60 min | 79 | 7% |
| 61-120 min | 67 | 6% |
| 2+ hrs | 39 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 88 | 69% | +12 min |
| 2025-08 | 79 | 82% | +1 min |
| 2025-09 | 72 | 85% | -1 min |
| 2025-10 | 103 | 79% | +4 min |
| 2025-11 | 102 | 82% | +2 min |
| 2025-12 | 95 | 65% | +24 min |
| 2026-01 | 64 | 70% | +16 min |
| 2026-02 | 77 | 75% | +8 min |
| 2026-03 | 84 | 68% | +36 min |
| 2026-04 | 106 | 69% | +11 min |
| 2026-05 | 121 | 80% | +7 min |
| 2026-06 | 101 | 74% | +9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 167 | 73% |
| Tue | 153 | 77% |
| Wed | 149 | 76% |
| Thu | 162 | 76% |
| Fri | 162 | 77% |
| Sat | 136 | 81% |
| Sun | 163 | 66% |
AA flight numbers on ORD → MDT
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…