Flight OddsUA4325 TYS → IAD
United Airlines · Knoxville, TN to Washington, DC · 365 flights observed, 2025-07-01 to 2026-06-30 · 420 mi
On-time arrival
84%
Median delay
-10 min
90th percentile
+32 min
Cancellation rate
2%
How often is UA4325 on time?
Across 365 flights on TYS → IAD from 2025-07-01 to 2026-06-30, UA4325 arrived within 15 minutes of schedule 84% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +32 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 300 | 84% |
| 16-30 min | 20 | 6% |
| 31-60 min | 9 | 3% |
| 61-120 min | 19 | 5% |
| 2+ hrs | 11 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 77% | +20 min |
| 2025-08 | 31 | 87% | +1 min |
| 2025-09 | 30 | 87% | +5 min |
| 2025-10 | 31 | 97% | -3 min |
| 2025-11 | 30 | 83% | +9 min |
| 2025-12 | 31 | 77% | +5 min |
| 2026-01 | 27 | 81% | -8 min |
| 2026-02 | 28 | 79% | -1 min |
| 2026-03 | 30 | 80% | +1 min |
| 2026-04 | 30 | 87% | +3 min |
| 2026-05 | 31 | 81% | +13 min |
| 2026-06 | 30 | 87% | +1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 51 | 86% |
| Tue | 53 | 83% |
| Wed | 51 | 88% |
| Thu | 52 | 79% |
| Fri | 52 | 85% |
| Sat | 50 | 90% |
| Sun | 50 | 74% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…