Flight OddsSFO → IAH United Airlines
United Airlines · San Francisco, CA to Houston, TX · 3,600 flights, 2025-07-01 to 2026-06-30 · aggregated across 49 flight numbers
On-time arrival
86%
Median delay
-7 min
90th percentile
+25 min
Cancellation rate
0%
How on-time is United Airlines from SFO to IAH?
Across every United Airlines flight number on SFO → IAH (3,600 flights, 2025-07-01 to 2026-06-30), 86% arrived within 15 minutes of schedule. Median arrival delay -7 min; the worst 10% ran +25 min or later. 0% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 3,069 | 86% |
| 16-30 min | 216 | 6% |
| 31-60 min | 162 | 5% |
| 61-120 min | 79 | 2% |
| 2+ hrs | 53 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 293 | 83% | +5 min |
| 2025-08 | 297 | 82% | +6 min |
| 2025-09 | 289 | 92% | -8 min |
| 2025-10 | 304 | 91% | -5 min |
| 2025-11 | 297 | 82% | +3 min |
| 2025-12 | 311 | 85% | +2 min |
| 2026-01 | 300 | 86% | 0 min |
| 2026-02 | 277 | 88% | -1 min |
| 2026-03 | 307 | 88% | +5 min |
| 2026-04 | 299 | 89% | -5 min |
| 2026-05 | 306 | 81% | +1 min |
| 2026-06 | 299 | 83% | +1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 518 | 83% |
| Tue | 508 | 88% |
| Wed | 516 | 86% |
| Thu | 517 | 85% |
| Fri | 504 | 86% |
| Sat | 502 | 86% |
| Sun | 514 | 86% |
UA flight numbers on SFO → IAH
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…