Flight OddsUA557 CHS → DEN
United Airlines · Charleston, SC to Denver, CO · 354 flights observed, 2025-07-01 to 2026-06-24 · 1,449 mi
UA557 covers more than one route in the data window — the stats below are for CHS → DEN, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
72%
Median delay
0 min
90th percentile
+67 min
Cancellation rate
1%
How often is UA557 on time?
Across 354 flights on CHS → DEN from 2025-07-01 to 2026-06-24, UA557 arrived within 15 minutes of schedule 72% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +67 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 | 249 | 72% |
| 16-30 min | 32 | 9% |
| 31-60 min | 25 | 7% |
| 61-120 min | 26 | 8% |
| 2+ hrs | 14 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 28 | 50% | +36 min |
| 2025-08 | 30 | 60% | +34 min |
| 2025-09 | 30 | 73% | +12 min |
| 2025-10 | 31 | 65% | +26 min |
| 2025-11 | 28 | 82% | +1 min |
| 2025-12 | 31 | 81% | +11 min |
| 2026-01 | 30 | 93% | -2 min |
| 2026-02 | 28 | 79% | +16 min |
| 2026-03 | 30 | 80% | -3 min |
| 2026-04 | 29 | 66% | +36 min |
| 2026-05 | 27 | 70% | +8 min |
| 2026-06 | 24 | 63% | +20 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 51 | 80% |
| Tue | 51 | 67% |
| Wed | 52 | 75% |
| Thu | 49 | 69% |
| Fri | 46 | 80% |
| Sat | 49 | 67% |
| Sun | 48 | 65% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…