Flight OddsUA1506 IAD → IAH
United Airlines · Washington, DC to Houston, TX · 55 flights observed, 2025-12-18 to 2026-02-11 · 1,190 mi
UA1506 covers more than one route in the data window — the stats below are for IAD → IAH, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
93%
Median delay
-25 min
90th percentile
-1 min
Cancellation rate
2%
How often is UA1506 on time?
Across 55 flights on IAD → IAH from 2025-12-18 to 2026-02-11, UA1506 arrived within 15 minutes of schedule 93% of the time. The median arrival delay was -25 min, and the worst 10% of flights arrived -1 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 | 50 | 93% |
| 16-30 min | 1 | 2% |
| 31-60 min | 1 | 2% |
| 61-120 min | 1 | 2% |
| 2+ hrs | 1 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-12 | 14 | 93% | +2 min |
| 2026-01 | 30 | 90% | -12 min |
| 2026-02 | 10 | 100% | -34 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 88% |
| Tue | 8 | 75% |
| Wed | 7 | 86% |
| Thu | 8 | 100% |
| Fri | 8 | 100% |
| Sat | 8 | 100% |
| Sun | 7 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…