Flight OddsIAD → DEN United Airlines
United Airlines · Washington, DC to Denver, CO · 2,798 flights, 2025-07-01 to 2026-06-30 · aggregated across 56 flight numbers
On-time arrival
84%
Median delay
-8 min
90th percentile
+31 min
Cancellation rate
0%
How on-time is United Airlines from IAD to DEN?
Across every United Airlines flight number on IAD → DEN (2,798 flights, 2025-07-01 to 2026-06-30), 84% arrived within 15 minutes of schedule. Median arrival delay -8 min; the worst 10% ran +31 min or later. 0% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 2,315 | 84% |
| 16-30 min | 169 | 6% |
| 31-60 min | 108 | 4% |
| 61-120 min | 98 | 4% |
| 2+ hrs | 71 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 267 | 71% | +23 min |
| 2025-08 | 246 | 78% | +5 min |
| 2025-09 | 211 | 87% | -3 min |
| 2025-10 | 215 | 85% | -2 min |
| 2025-11 | 206 | 93% | -7 min |
| 2025-12 | 229 | 82% | +8 min |
| 2026-01 | 211 | 88% | +2 min |
| 2026-02 | 204 | 83% | +1 min |
| 2026-03 | 236 | 83% | +1 min |
| 2026-04 | 229 | 93% | -6 min |
| 2026-05 | 252 | 88% | -3 min |
| 2026-06 | 255 | 80% | +6 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 399 | 85% |
| Tue | 388 | 86% |
| Wed | 391 | 85% |
| Thu | 397 | 80% |
| Fri | 396 | 83% |
| Sat | 397 | 84% |
| Sun | 393 | 84% |
UA flight numbers on IAD → DEN
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…