Flight OddsPHL → ORD United Airlines
United Airlines · Philadelphia, PA to Chicago, IL · 1,774 flights, 2025-07-01 to 2026-06-30 · aggregated across 34 flight numbers
On-time arrival
75%
Median delay
-3 min
90th percentile
+57 min
Cancellation rate
2%
How on-time is United Airlines from PHL to ORD?
Across every United Airlines flight number on PHL → ORD (1,774 flights, 2025-07-01 to 2026-06-30), 75% arrived within 15 minutes of schedule. Median arrival delay -3 min; the worst 10% ran +57 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,299 | 75% |
| 16-30 min | 151 | 9% |
| 31-60 min | 120 | 7% |
| 61-120 min | 67 | 4% |
| 2+ hrs | 98 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 141 | 66% | +26 min |
| 2025-08 | 142 | 77% | +12 min |
| 2025-09 | 143 | 78% | +4 min |
| 2025-10 | 150 | 77% | +15 min |
| 2025-11 | 140 | 73% | +21 min |
| 2025-12 | 120 | 63% | +26 min |
| 2026-01 | 112 | 71% | +13 min |
| 2026-02 | 112 | 83% | -3 min |
| 2026-03 | 138 | 78% | +31 min |
| 2026-04 | 154 | 75% | +26 min |
| 2026-05 | 190 | 78% | +13 min |
| 2026-06 | 193 | 77% | +22 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 255 | 73% |
| Tue | 257 | 81% |
| Wed | 242 | 77% |
| Thu | 253 | 74% |
| Fri | 260 | 75% |
| Sat | 211 | 74% |
| Sun | 257 | 70% |
UA flight numbers on PHL → ORD
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…