Flight OddsUA1490 PDX → ORD
United Airlines · Portland, OR to Chicago, IL · 286 flights observed, 2025-07-01 to 2026-06-30 · 1,739 mi
UA1490 covers more than one route in the data window — the stats below are for PDX → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
86%
Median delay
-17 min
90th percentile
+29 min
Cancellation rate
1%
How often is UA1490 on time?
Across 286 flights on PDX → ORD from 2025-07-01 to 2026-06-30, UA1490 arrived within 15 minutes of schedule 86% of the time. The median arrival delay was -17 min, and the worst 10% of flights arrived +29 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 242 | 86% |
| 16-30 min | 15 | 5% |
| 31-60 min | 15 | 5% |
| 61-120 min | 5 | 2% |
| 2+ hrs | 6 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 61% | +19 min |
| 2025-08 | 30 | 93% | -13 min |
| 2025-09 | 6 | 83% | -17 min |
| 2025-10 | 31 | 84% | -13 min |
| 2025-11 | 29 | 83% | -7 min |
| 2025-12 | 29 | 86% | -15 min |
| 2026-01 | 18 | 94% | -14 min |
| 2026-02 | 20 | 85% | +5 min |
| 2026-03 | 3 | 100% | -13 min |
| 2026-04 | 25 | 84% | -3 min |
| 2026-05 | 31 | 97% | -17 min |
| 2026-06 | 30 | 90% | -7 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 40 | 88% |
| Tue | 39 | 87% |
| Wed | 35 | 91% |
| Thu | 43 | 84% |
| Fri | 44 | 89% |
| Sat | 39 | 82% |
| Sun | 43 | 79% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…