Flight OddsUA487 IAH → SFO
United Airlines · Houston, TX to San Francisco, CA · 278 flights observed, 2025-09-25 to 2026-06-30 · 1,635 mi
UA487 covers more than one route in the data window — the stats below are for IAH → SFO, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
97%
Median delay
-18 min
90th percentile
+1 min
Cancellation rate
0%
How often is UA487 on time?
Across 278 flights on IAH → SFO from 2025-09-25 to 2026-06-30, UA487 arrived within 15 minutes of schedule 97% of the time. The median arrival delay was -18 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 | 267 | 97% |
| 16-30 min | 4 | 1% |
| 31-60 min | 0 | 0% |
| 61-120 min | 1 | 0% |
| 2+ hrs | 4 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-09 | 6 | 100% | -18 min |
| 2025-10 | 31 | 100% | -18 min |
| 2025-11 | 30 | 100% | -25 min |
| 2025-12 | 31 | 100% | -18 min |
| 2026-01 | 29 | 100% | -18 min |
| 2026-02 | 27 | 96% | -12 min |
| 2026-03 | 31 | 94% | -13 min |
| 2026-04 | 30 | 100% | -11 min |
| 2026-05 | 31 | 84% | -7 min |
| 2026-06 | 30 | 97% | -3 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 39 | 92% |
| Tue | 40 | 100% |
| Wed | 38 | 95% |
| Thu | 40 | 100% |
| Fri | 40 | 98% |
| Sat | 40 | 95% |
| Sun | 39 | 97% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…