Flight OddsSouthwest Airlines · Denver, CO to Raleigh/Durham, NC · 32 flights observed, 2025-08-07 to 2025-09-29 · 1,436 mi
WN4511 covers more than one route in the data window — the stats below are for DEN → RDU, the one it has flown most recently. The others are linked under “Other routes”.
How often is WN4511 on time?
Across 32 flights on DEN → RDU from 2025-08-07 to 2025-09-29, WN4511 arrived within 15 minutes of schedule 53% of the time. The median arrival delay was +11 min, and the worst 10% of flights arrived +31 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 17 | 53% |
| 16-30 min | 11 | 34% |
| 31-60 min | 4 | 13% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 15 | 60% | +9 min |
| 2025-09 | 17 | 47% | +15 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 63% |
| Tue | No data | — |
| Wed | No data | — |
| Thu | 8 | 50% |
| Fri | 8 | 38% |
| Sat | No data | — |
| Sun | 8 | 63% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…