Flight OddsUA534 PDX → ORD
United Airlines · Portland, OR to Chicago, IL · 152 flights observed, 2025-07-01 to 2026-01-05 · 1,739 mi
UA534 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
82%
Median delay
-6 min
90th percentile
+33 min
Cancellation rate
1%
How often is UA534 on time?
Across 152 flights on PDX → ORD from 2025-07-01 to 2026-01-05, UA534 arrived within 15 minutes of schedule 82% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +33 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 | 122 | 82% |
| 16-30 min | 10 | 7% |
| 31-60 min | 4 | 3% |
| 61-120 min | 9 | 6% |
| 2+ hrs | 3 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 81% | +44 min |
| 2025-08 | 15 | 87% | 0 min |
| 2025-09 | 6 | 100% | -4 min |
| 2025-10 | 31 | 87% | +1 min |
| 2025-11 | 30 | 77% | +13 min |
| 2025-12 | 30 | 77% | +6 min |
| 2026-01 | 5 | 100% | -19 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 20 | 80% |
| Tue | 21 | 81% |
| Wed | 21 | 81% |
| Thu | 22 | 91% |
| Fri | 22 | 95% |
| Sat | 21 | 81% |
| Sun | 21 | 67% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…