Flight OddsUA1789 ORD → BUF
United Airlines · Chicago, IL to Buffalo, NY · 4 flights observed, 2025-07-05 to 2025-07-26 · 474 mi
UA1789 covers more than one route in the data window — the stats below are for ORD → BUF, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
75%
Median delay
+11 min
90th percentile
+44 min
Cancellation rate
0%
How often is UA1789 on time?
Across 4 flights on ORD → BUF from 2025-07-05 to 2025-07-26, UA1789 arrived within 15 minutes of schedule 75% of the time. The median arrival delay was +11 min, and the worst 10% of flights arrived +44 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 | 3 | 75% |
| 16-30 min | 0 | 0% |
| 31-60 min | 1 | 25% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 4 | 75% | +20 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | No data | — |
| Tue | No data | — |
| Wed | No data | — |
| Thu | No data | — |
| Fri | No data | — |
| Sat | 4 | 75% |
| Sun | No data | — |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…