Flight OddsUA5998 ORD → CHA
United Airlines · Chicago, IL to Chattanooga, TN · 29 flights observed, 2025-11-01 to 2025-11-30 · 501 mi
UA5998 covers more than one route in the data window — the stats below are for ORD → CHA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
69%
Median delay
-7 min
90th percentile
+29 min
Cancellation rate
7%
How often is UA5998 on time?
Across 29 flights on ORD → CHA from 2025-11-01 to 2025-11-30, UA5998 arrived within 15 minutes of schedule 69% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +29 min or later. 7% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 18 | 69% |
| 16-30 min | 6 | 23% |
| 31-60 min | 0 | 0% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 2 | 8% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 26 | 69% | +10 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 3 | 100% |
| Tue | 4 | 100% |
| Wed | 4 | 50% |
| Thu | 3 | 100% |
| Fri | 4 | 50% |
| Sat | 4 | 75% |
| Sun | 4 | 25% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…