Flight OddsIAD → CHS United Airlines
United Airlines · Washington, DC to Charleston, SC · 1,033 flights, 2025-07-01 to 2026-06-30 · aggregated across 41 flight numbers
On-time arrival
85%
Median delay
-5 min
90th percentile
+28 min
Cancellation rate
1%
How on-time is United Airlines from IAD to CHS?
Across every United Airlines flight number on IAD → CHS (1,033 flights, 2025-07-01 to 2026-06-30), 85% arrived within 15 minutes of schedule. Median arrival delay -5 min; the worst 10% ran +28 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 867 | 85% |
| 16-30 min | 57 | 6% |
| 31-60 min | 36 | 4% |
| 61-120 min | 31 | 3% |
| 2+ hrs | 28 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 88 | 76% | +27 min |
| 2025-08 | 89 | 80% | +3 min |
| 2025-09 | 80 | 86% | -2 min |
| 2025-10 | 82 | 91% | +0 min |
| 2025-11 | 84 | 88% | -2 min |
| 2025-12 | 75 | 80% | +15 min |
| 2026-01 | 60 | 80% | +5 min |
| 2026-02 | 71 | 90% | +14 min |
| 2026-03 | 93 | 84% | +3 min |
| 2026-04 | 99 | 88% | +10 min |
| 2026-05 | 109 | 87% | +1 min |
| 2026-06 | 89 | 89% | -1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 154 | 86% |
| Tue | 139 | 88% |
| Wed | 143 | 87% |
| Thu | 146 | 85% |
| Fri | 149 | 83% |
| Sat | 141 | 84% |
| Sun | 147 | 84% |
UA flight numbers on IAD → CHS
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…