Flight OddsUA4040 AUS → IAH
United Airlines · Austin, TX to Houston, TX · 7 flights observed, 2025-12-21 to 2026-01-04 · 140 mi
UA4040 covers more than one route in the data window — the stats below are for AUS → IAH, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
100%
Median delay
-8 min
90th percentile
+1 min
Cancellation rate
0%
How often is UA4040 on time?
Across 7 flights on AUS → IAH from 2025-12-21 to 2026-01-04, UA4040 arrived within 15 minutes of schedule 100% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +1 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 7 | 100% |
| 16-30 min | 0 | 0% |
| 31-60 min | 0 | 0% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-12 | 5 | 100% | -11 min |
| 2026-01 | 2 | 100% | -2 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | No data | — |
| Tue | No data | — |
| Wed | 2 | 100% |
| Thu | No data | — |
| Fri | No data | — |
| Sat | 2 | 100% |
| Sun | 3 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…