Flight OddsUA1338 BOS → IAH
United Airlines · Boston, MA to Houston, TX · 28 flights observed, 2025-10-26 to 2025-12-01 · 1,597 mi
UA1338 covers more than one route in the data window — the stats below are for BOS → IAH, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
68%
Median delay
-7 min
90th percentile
+71 min
Cancellation rate
0%
How often is UA1338 on time?
Across 28 flights on BOS → IAH from 2025-10-26 to 2025-12-01, UA1338 arrived within 15 minutes of schedule 68% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +71 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 | 19 | 68% |
| 16-30 min | 2 | 7% |
| 31-60 min | 2 | 7% |
| 61-120 min | 3 | 11% |
| 2+ hrs | 2 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 4 | 75% | +11 min |
| 2025-11 | 23 | 70% | +15 min |
| 2025-12 | 1 | 0% | +69 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 50% |
| Tue | 1 | 100% |
| Wed | 5 | 100% |
| Thu | 4 | 25% |
| Fri | 4 | 75% |
| Sat | 2 | 100% |
| Sun | 6 | 67% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…