Flight OddsUA4609 ORD → BUF
United Airlines · Chicago, IL to Buffalo, NY · 5 flights observed, 2025-11-08 to 2025-11-23 · 474 mi
UA4609 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
67%
Median delay
-14 min
90th percentile
+39 min
Cancellation rate
40%
How often is UA4609 on time?
Across 5 flights on ORD → BUF from 2025-11-08 to 2025-11-23, UA4609 arrived within 15 minutes of schedule 67% of the time. The median arrival delay was -14 min, and the worst 10% of flights arrived +39 min or later. 40% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 2 | 67% |
| 16-30 min | 0 | 0% |
| 31-60 min | 1 | 33% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 3 | 67% | +7 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | No data | — |
| Tue | 1 | 100% |
| Wed | No data | — |
| Thu | No data | — |
| Fri | No data | — |
| Sat | 1 | 0% |
| Sun | 1 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…