UA1397 LAX → IAH
United Airlines · Los Angeles, CA to Houston, TX · 109 flights observed, 2025-09-25 to 2026-06-30 · 1,379 mi
UA1397 covers more than one route in the data window — the stats below are for LAX → IAH, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
95%
Median delay
-13 min
90th percentile
+1 min
Cancellation rate
0%
How often is UA1397 on time?
Across 109 flights on LAX → IAH from 2025-09-25 to 2026-06-30, UA1397 arrived within 15 minutes of schedule 95% of the time. The median arrival delay was -13 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 | 104 | 95% |
| 16-30 min | 3 | 3% |
| 31-60 min | 1 | 1% |
| 61-120 min | 1 | 1% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-09 | 6 | 100% | -19 min |
| 2025-10 | 31 | 100% | -15 min |
| 2025-11 | 30 | 90% | -7 min |
| 2025-12 | 1 | 100% | -22 min |
| 2026-05 | 11 | 91% | -9 min |
| 2026-06 | 30 | 97% | -9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 16 | 94% |
| Tue | 15 | 93% |
| Wed | 14 | 93% |
| Thu | 16 | 94% |
| Fri | 16 | 100% |
| Sat | 16 | 94% |
| Sun | 16 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…