Flight OddsUA1858 IAD → BNA
United Airlines · Washington, DC to Nashville, TN · 173 flights observed, 2025-08-19 to 2026-03-28 · 542 mi
UA1858 covers more than one route in the data window — the stats below are for IAD → BNA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
81%
Median delay
-5 min
90th percentile
+33 min
Cancellation rate
2%
How often is UA1858 on time?
Across 173 flights on IAD → BNA from 2025-08-19 to 2026-03-28, UA1858 arrived within 15 minutes of schedule 81% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +33 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 | 138 | 81% |
| 16-30 min | 12 | 7% |
| 31-60 min | 7 | 4% |
| 61-120 min | 4 | 2% |
| 2+ hrs | 9 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 12 | 100% | -3 min |
| 2025-09 | 27 | 85% | +6 min |
| 2025-10 | 31 | 71% | +10 min |
| 2025-11 | 30 | 77% | +21 min |
| 2025-12 | 17 | 59% | +17 min |
| 2026-01 | 20 | 90% | +8 min |
| 2026-02 | 9 | 100% | -11 min |
| 2026-03 | 24 | 88% | +0 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 25 | 88% |
| Tue | 27 | 78% |
| Wed | 27 | 93% |
| Thu | 26 | 69% |
| Fri | 26 | 77% |
| Sat | 18 | 72% |
| Sun | 21 | 90% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…