Flight OddsDAY → IAD United Airlines
United Airlines · Dayton, OH to Washington, DC · 949 flights, 2025-07-01 to 2026-06-30 · aggregated across 13 flight numbers
On-time arrival
83%
Median delay
-9 min
90th percentile
+45 min
Cancellation rate
2%
How on-time is United Airlines from DAY to IAD?
Across every United Airlines flight number on DAY → IAD (949 flights, 2025-07-01 to 2026-06-30), 83% arrived within 15 minutes of schedule. Median arrival delay -9 min; the worst 10% ran +45 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 772 | 83% |
| 16-30 min | 47 | 5% |
| 31-60 min | 35 | 4% |
| 61-120 min | 31 | 3% |
| 2+ hrs | 45 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 81 | 70% | +23 min |
| 2025-08 | 88 | 88% | +21 min |
| 2025-09 | 90 | 93% | -12 min |
| 2025-10 | 91 | 84% | +13 min |
| 2025-11 | 74 | 78% | +14 min |
| 2025-12 | 75 | 68% | +20 min |
| 2026-01 | 64 | 77% | +20 min |
| 2026-02 | 56 | 84% | -3 min |
| 2026-03 | 65 | 92% | -1 min |
| 2026-04 | 73 | 90% | +5 min |
| 2026-05 | 90 | 81% | +28 min |
| 2026-06 | 83 | 89% | +1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 137 | 80% |
| Tue | 133 | 85% |
| Wed | 128 | 82% |
| Thu | 132 | 88% |
| Fri | 140 | 81% |
| Sat | 121 | 83% |
| Sun | 139 | 81% |
UA flight numbers on DAY → IAD
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…