Flight OddsUA1027 SFO → PDX
United Airlines · San Francisco, CA to Portland, OR · 93 flights observed, 2025-07-01 to 2025-10-24 · 550 mi
UA1027 covers more than one route in the data window — the stats below are for SFO → PDX, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
94%
Median delay
-7 min
90th percentile
+6 min
Cancellation rate
0%
How often is UA1027 on time?
Across 93 flights on SFO → PDX from 2025-07-01 to 2025-10-24, UA1027 arrived within 15 minutes of schedule 94% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +6 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 87 | 94% |
| 16-30 min | 2 | 2% |
| 31-60 min | 2 | 2% |
| 61-120 min | 1 | 1% |
| 2+ hrs | 1 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 84% | +6 min |
| 2025-08 | 28 | 96% | -6 min |
| 2025-09 | 20 | 100% | -11 min |
| 2025-10 | 14 | 100% | -7 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 16 | 94% |
| Tue | 8 | 88% |
| Wed | 7 | 86% |
| Thu | 17 | 100% |
| Fri | 17 | 100% |
| Sat | 12 | 83% |
| Sun | 16 | 94% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…