Flight OddsIAD → RDU United Airlines
United Airlines · Washington, DC to Raleigh/Durham, NC · 1,484 flights, 2025-07-01 to 2026-06-30 · aggregated across 55 flight numbers
On-time arrival
83%
Median delay
-6 min
90th percentile
+31 min
Cancellation rate
2%
How on-time is United Airlines from IAD to RDU?
Across every United Airlines flight number on IAD → RDU (1,484 flights, 2025-07-01 to 2026-06-30), 83% arrived within 15 minutes of schedule. Median arrival delay -6 min; the worst 10% ran +31 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,212 | 83% |
| 16-30 min | 98 | 7% |
| 31-60 min | 58 | 4% |
| 61-120 min | 41 | 3% |
| 2+ hrs | 49 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 143 | 71% | +28 min |
| 2025-08 | 135 | 87% | +1 min |
| 2025-09 | 142 | 89% | -1 min |
| 2025-10 | 123 | 86% | +2 min |
| 2025-11 | 117 | 83% | -1 min |
| 2025-12 | 124 | 77% | +6 min |
| 2026-01 | 91 | 88% | +15 min |
| 2026-02 | 99 | 85% | +7 min |
| 2026-03 | 123 | 77% | +15 min |
| 2026-04 | 120 | 88% | -2 min |
| 2026-05 | 123 | 89% | +4 min |
| 2026-06 | 118 | 80% | +8 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 208 | 80% |
| Tue | 214 | 86% |
| Wed | 208 | 84% |
| Thu | 207 | 79% |
| Fri | 211 | 84% |
| Sat | 206 | 87% |
| Sun | 204 | 81% |
UA flight numbers on IAD → RDU
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…