Flight OddsUA4013 CHS → IAH
United Airlines · Charleston, SC to Houston, TX · 199 flights observed, 2025-10-26 to 2026-05-20 · 925 mi
UA4013 covers more than one route in the data window — the stats below are for CHS → IAH, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
91%
Median delay
-19 min
90th percentile
+12 min
Cancellation rate
2%
How often is UA4013 on time?
Across 199 flights on CHS → IAH from 2025-10-26 to 2026-05-20, UA4013 arrived within 15 minutes of schedule 91% of the time. The median arrival delay was -19 min, and the worst 10% of flights arrived +12 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 | 178 | 91% |
| 16-30 min | 2 | 1% |
| 31-60 min | 6 | 3% |
| 61-120 min | 2 | 1% |
| 2+ hrs | 8 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 6 | 100% | -24 min |
| 2025-11 | 30 | 97% | -23 min |
| 2025-12 | 31 | 94% | -11 min |
| 2026-01 | 26 | 92% | -8 min |
| 2026-02 | 25 | 88% | +13 min |
| 2026-03 | 29 | 79% | +18 min |
| 2026-04 | 29 | 93% | -8 min |
| 2026-05 | 20 | 90% | -11 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 30 | 90% |
| Tue | 30 | 90% |
| Wed | 25 | 96% |
| Thu | 27 | 100% |
| Fri | 29 | 83% |
| Sat | 29 | 90% |
| Sun | 26 | 88% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…