Flight OddsBHM → ORD United Airlines
United Airlines · Birmingham, AL to Chicago, IL · 1,018 flights, 2025-07-01 to 2026-06-30 · aggregated across 31 flight numbers
On-time arrival
77%
Median delay
-6 min
90th percentile
+65 min
Cancellation rate
2%
How on-time is United Airlines from BHM to ORD?
Across every United Airlines flight number on BHM → ORD (1,018 flights, 2025-07-01 to 2026-06-30), 77% arrived within 15 minutes of schedule. Median arrival delay -6 min; the worst 10% ran +65 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 760 | 77% |
| 16-30 min | 66 | 7% |
| 31-60 min | 53 | 5% |
| 61-120 min | 46 | 5% |
| 2+ hrs | 62 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 60 | 73% | +31 min |
| 2025-08 | 74 | 92% | -4 min |
| 2025-09 | 90 | 92% | -9 min |
| 2025-10 | 117 | 79% | +4 min |
| 2025-11 | 83 | 75% | +20 min |
| 2025-12 | 75 | 51% | +74 min |
| 2026-01 | 87 | 72% | +16 min |
| 2026-02 | 81 | 81% | +1 min |
| 2026-03 | 86 | 70% | +42 min |
| 2026-04 | 88 | 75% | +26 min |
| 2026-05 | 89 | 76% | +21 min |
| 2026-06 | 57 | 86% | -3 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 138 | 74% |
| Tue | 141 | 77% |
| Wed | 140 | 77% |
| Thu | 139 | 76% |
| Fri | 143 | 80% |
| Sat | 144 | 81% |
| Sun | 142 | 73% |
UA flight numbers on BHM → ORD
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…