Flight OddsUA4248 IAH → TYS
United Airlines · Houston, TX to Knoxville, TN · 30 flights observed, 2026-01-07 to 2026-02-11 · 771 mi
UA4248 covers more than one route in the data window — the stats below are for IAH → TYS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
93%
Median delay
-8 min
90th percentile
+7 min
Cancellation rate
10%
How often is UA4248 on time?
Across 30 flights on IAH → TYS from 2026-01-07 to 2026-02-11, UA4248 arrived within 15 minutes of schedule 93% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +7 min or later. 10% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 25 | 93% |
| 16-30 min | 1 | 4% |
| 31-60 min | 0 | 0% |
| 61-120 min | 1 | 4% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 19 | 89% | -4 min |
| 2026-02 | 8 | 100% | -13 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 80% |
| Tue | No data | — |
| Wed | 5 | 100% |
| Thu | 5 | 100% |
| Fri | 5 | 100% |
| Sat | 3 | 67% |
| Sun | 4 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…