Flight OddsUA4079 GSP → IAH
United Airlines · Greer, SC to Houston, TX · 110 flights observed, 2026-01-07 to 2026-05-20 · 837 mi
UA4079 covers more than one route in the data window — the stats below are for GSP → IAH, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
87%
Median delay
-17 min
90th percentile
+38 min
Cancellation rate
2%
How often is UA4079 on time?
Across 110 flights on GSP → IAH from 2026-01-07 to 2026-05-20, UA4079 arrived within 15 minutes of schedule 87% of the time. The median arrival delay was -17 min, and the worst 10% of flights arrived +38 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 94 | 87% |
| 16-30 min | 2 | 2% |
| 31-60 min | 4 | 4% |
| 61-120 min | 4 | 4% |
| 2+ hrs | 4 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 16 | 88% | -6 min |
| 2026-02 | 18 | 94% | -10 min |
| 2026-03 | 25 | 88% | -10 min |
| 2026-04 | 30 | 83% | +5 min |
| 2026-05 | 19 | 84% | -2 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 19 | 84% |
| Tue | 11 | 100% |
| Wed | 17 | 88% |
| Thu | 19 | 89% |
| Fri | 18 | 94% |
| Sat | 7 | 43% |
| Sun | 17 | 88% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…