Flight OddsUnited Airlines · Gulfport/Biloxi, MS to Houston, TX · 225 flights observed, 2025-07-01 to 2026-02-11 · 377 mi
UA4879 covers more than one route in the data window — the stats below are for GPT → IAH, the one it has flown most recently. The others are linked under “Other routes”.
How often is UA4879 on time?
Across 225 flights on GPT → IAH from 2025-07-01 to 2026-02-11, UA4879 arrived within 15 minutes of schedule 89% of the time. The median arrival delay was -12 min, and the worst 10% of flights arrived +17 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 199 | 89% |
| 16-30 min | 5 | 2% |
| 31-60 min | 5 | 2% |
| 61-120 min | 2 | 1% |
| 2+ hrs | 12 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 90% | -4 min |
| 2025-08 | 31 | 90% | -3 min |
| 2025-09 | 30 | 97% | -11 min |
| 2025-10 | 31 | 94% | +0 min |
| 2025-11 | 30 | 80% | +16 min |
| 2025-12 | 31 | 81% | +25 min |
| 2026-01 | 30 | 97% | -9 min |
| 2026-02 | 10 | 80% | +1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 32 | 97% |
| Tue | 32 | 88% |
| Wed | 32 | 91% |
| Thu | 32 | 91% |
| Fri | 32 | 91% |
| Sat | 32 | 81% |
| Sun | 31 | 87% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…