Flight OddsUA1001 ORD → SEA
United Airlines · Chicago, IL to Seattle, WA · 30 flights observed, 2025-07-01 to 2025-07-31 · 1,721 mi
UA1001 covers more than one route in the data window — the stats below are for ORD → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
55%
Median delay
+5 min
90th percentile
+56 min
Cancellation rate
3%
How often is UA1001 on time?
Across 30 flights on ORD → SEA from 2025-07-01 to 2025-07-31, UA1001 arrived within 15 minutes of schedule 55% of the time. The median arrival delay was +5 min, and the worst 10% of flights arrived +56 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 16 | 55% |
| 16-30 min | 5 | 17% |
| 31-60 min | 5 | 17% |
| 61-120 min | 1 | 3% |
| 2+ hrs | 2 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 29 | 55% | +22 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 50% |
| Tue | 5 | 80% |
| Wed | 5 | 60% |
| Thu | 4 | 25% |
| Fri | 3 | 67% |
| Sat | 4 | 25% |
| Sun | 4 | 75% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…