Flight OddsBOI → ORD United Airlines
United Airlines · Boise, ID to Chicago, IL · 733 flights, 2025-07-01 to 2026-06-30 · aggregated across 15 flight numbers
On-time arrival
83%
Median delay
-6 min
90th percentile
+34 min
Cancellation rate
1%
How on-time is United Airlines from BOI to ORD?
Across every United Airlines flight number on BOI → ORD (733 flights, 2025-07-01 to 2026-06-30), 83% arrived within 15 minutes of schedule. Median arrival delay -6 min; the worst 10% ran +34 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 592 | 83% |
| 16-30 min | 47 | 7% |
| 31-60 min | 33 | 5% |
| 61-120 min | 22 | 3% |
| 2+ hrs | 23 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 61 | 77% | +12 min |
| 2025-08 | 60 | 80% | +10 min |
| 2025-09 | 61 | 84% | +4 min |
| 2025-10 | 62 | 92% | -4 min |
| 2025-11 | 56 | 79% | +22 min |
| 2025-12 | 61 | 89% | -13 min |
| 2026-01 | 63 | 86% | -2 min |
| 2026-02 | 56 | 88% | -7 min |
| 2026-03 | 58 | 79% | +3 min |
| 2026-04 | 60 | 73% | +5 min |
| 2026-05 | 61 | 84% | +9 min |
| 2026-06 | 58 | 81% | +14 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 103 | 83% |
| Tue | 106 | 84% |
| Wed | 102 | 78% |
| Thu | 102 | 87% |
| Fri | 103 | 74% |
| Sat | 99 | 90% |
| Sun | 102 | 82% |
UA flight numbers on BOI → ORD
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…