Flight OddsUA4321 IAD → ALB
United Airlines · Washington, DC to Albany, NY · 363 flights observed, 2025-07-01 to 2026-06-30 · 324 mi
On-time arrival
81%
Median delay
-9 min
90th percentile
+40 min
Cancellation rate
2%
How often is UA4321 on time?
Across 363 flights on IAD → ALB from 2025-07-01 to 2026-06-30, UA4321 arrived within 15 minutes of schedule 81% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +40 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 | 288 | 81% |
| 16-30 min | 24 | 7% |
| 31-60 min | 19 | 5% |
| 61-120 min | 15 | 4% |
| 2+ hrs | 9 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 29 | 55% | +56 min |
| 2025-08 | 31 | 90% | -4 min |
| 2025-09 | 30 | 93% | -9 min |
| 2025-10 | 31 | 94% | -4 min |
| 2025-11 | 29 | 76% | +0 min |
| 2025-12 | 30 | 73% | +51 min |
| 2026-01 | 30 | 83% | -2 min |
| 2026-02 | 27 | 74% | +4 min |
| 2026-03 | 29 | 79% | +56 min |
| 2026-04 | 30 | 90% | -4 min |
| 2026-05 | 31 | 81% | +3 min |
| 2026-06 | 28 | 82% | +21 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 49 | 82% |
| Tue | 53 | 81% |
| Wed | 52 | 85% |
| Thu | 51 | 90% |
| Fri | 50 | 72% |
| Sat | 51 | 88% |
| Sun | 49 | 69% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…