Flight OddsUA2491 IAH → SAN
United Airlines · Houston, TX to San Diego, CA · 365 flights observed, 2025-07-01 to 2026-06-30 · 1,303 mi
UA2491 covers more than one route in the data window — the stats below are for IAH → SAN, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
87%
Median delay
-11 min
90th percentile
+25 min
Cancellation rate
0%
How often is UA2491 on time?
Across 365 flights on IAH → SAN from 2025-07-01 to 2026-06-30, UA2491 arrived within 15 minutes of schedule 87% of the time. The median arrival delay was -11 min, and the worst 10% of flights arrived +25 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 | 316 | 87% |
| 16-30 min | 16 | 4% |
| 31-60 min | 17 | 5% |
| 61-120 min | 9 | 2% |
| 2+ hrs | 5 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 97% | -13 min |
| 2025-08 | 31 | 74% | +3 min |
| 2025-09 | 30 | 93% | -1 min |
| 2025-10 | 31 | 97% | -9 min |
| 2025-11 | 30 | 77% | -1 min |
| 2025-12 | 31 | 90% | -6 min |
| 2026-01 | 30 | 80% | 0 min |
| 2026-02 | 28 | 96% | -16 min |
| 2026-03 | 30 | 97% | -22 min |
| 2026-04 | 30 | 90% | -7 min |
| 2026-05 | 31 | 87% | -2 min |
| 2026-06 | 30 | 67% | +21 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 51 | 84% |
| Tue | 53 | 92% |
| Wed | 52 | 94% |
| Thu | 51 | 82% |
| Fri | 52 | 87% |
| Sat | 52 | 83% |
| Sun | 52 | 87% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…