Flight OddsUA5556 ORD → MDT
United Airlines · Chicago, IL to Harrisburg, PA · 28 flights observed, 2026-03-29 to 2026-04-29 · 594 mi
UA5556 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
63%
Median delay
+6 min
90th percentile
+82 min
Cancellation rate
0%
How often is UA5556 on time?
Across 28 flights on ORD → MDT from 2026-03-29 to 2026-04-29, UA5556 arrived within 15 minutes of schedule 63% of the time. The median arrival delay was +6 min, and the worst 10% of flights arrived +82 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 17 | 63% |
| 16-30 min | 4 | 15% |
| 31-60 min | 1 | 4% |
| 61-120 min | 3 | 11% |
| 2+ hrs | 2 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-03 | 3 | 67% | +27 min |
| 2026-04 | 24 | 63% | +23 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 80% |
| Tue | 5 | 40% |
| Wed | 4 | 75% |
| Thu | 4 | 50% |
| Fri | 4 | 50% |
| Sat | No data | — |
| Sun | 5 | 80% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…