Flight OddsIAH → IAD United Airlines
United Airlines · Houston, TX to Washington, DC · 1,867 flights, 2025-07-01 to 2026-06-30 · aggregated across 23 flight numbers
On-time arrival
81%
Median delay
-4 min
90th percentile
+38 min
Cancellation rate
0%
How on-time is United Airlines from IAH to IAD?
Across every United Airlines flight number on IAH → IAD (1,867 flights, 2025-07-01 to 2026-06-30), 81% arrived within 15 minutes of schedule. Median arrival delay -4 min; the worst 10% ran +38 min or later. 0% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,506 | 81% |
| 16-30 min | 125 | 7% |
| 31-60 min | 118 | 6% |
| 61-120 min | 65 | 3% |
| 2+ hrs | 44 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 154 | 58% | +27 min |
| 2025-08 | 174 | 75% | +12 min |
| 2025-09 | 193 | 93% | -6 min |
| 2025-10 | 180 | 85% | +3 min |
| 2025-11 | 148 | 82% | +2 min |
| 2025-12 | 140 | 86% | +2 min |
| 2026-01 | 125 | 89% | -4 min |
| 2026-02 | 111 | 84% | +1 min |
| 2026-03 | 143 | 75% | +20 min |
| 2026-04 | 146 | 89% | -2 min |
| 2026-05 | 165 | 86% | -3 min |
| 2026-06 | 179 | 73% | +10 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 264 | 85% |
| Tue | 260 | 84% |
| Wed | 262 | 78% |
| Thu | 268 | 83% |
| Fri | 271 | 77% |
| Sat | 268 | 80% |
| Sun | 265 | 81% |
UA flight numbers on IAH → IAD
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…