Flight OddsUnited Airlines · Allentown/Bethlehem/Easton, PA to Chicago, IL · 5 flights observed, 2026-05-11 to 2026-05-20 · 654 mi
UA4391 covers more than one route in the data window — the stats below are for ABE → ORD, the one it has flown most recently. The others are linked under “Other routes”.
How often is UA4391 on time?
Across 5 flights on ABE → ORD from 2026-05-11 to 2026-05-20, UA4391 arrived within 15 minutes of schedule 50% of the time. The median arrival delay was +42 min, and the worst 10% of flights arrived +80 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 | 2 | 50% |
| 16-30 min | 0 | 0% |
| 31-60 min | 0 | 0% |
| 61-120 min | 2 | 50% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-05 | 4 | 50% | +40 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 1 | 0% |
| Tue | No data | — |
| Wed | 1 | 100% |
| Thu | 1 | 0% |
| Fri | 1 | 100% |
| Sat | No data | — |
| Sun | No data | — |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…