Flight OddsSouthwest Airlines · Nashville, TN to Raleigh/Durham, NC · 27 flights observed, 2026-06-04 to 2026-06-30 · 442 mi
WN4431 covers more than one route in the data window — the stats below are for BNA → RDU, the one it has flown most recently. The others are linked under “Other routes”.
How often is WN4431 on time?
Across 27 flights on BNA → RDU from 2026-06-04 to 2026-06-30, WN4431 arrived within 15 minutes of schedule 52% of the time. The median arrival delay was +14 min, and the worst 10% of flights arrived +52 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 | 14 | 52% |
| 16-30 min | 6 | 22% |
| 31-60 min | 5 | 19% |
| 61-120 min | 1 | 4% |
| 2+ hrs | 1 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-06 | 27 | 52% | +20 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 50% |
| Tue | 4 | 25% |
| Wed | 3 | 67% |
| Thu | 4 | 25% |
| Fri | 4 | 50% |
| Sat | 4 | 75% |
| Sun | 4 | 75% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…