Southwest Airlines · Las Vegas, NV to Kansas City, MO · 32 flights observed, 2026-04-09 to 2026-06-01 · 1,139 mi
WN1579 covers more than one route in the data window — the stats below are for LAS → MCI, the one it has flown most recently. The others are linked under “Other routes”.
How often is WN1579 on time?
Across 32 flights on LAS → MCI from 2026-04-09 to 2026-06-01, WN1579 arrived within 15 minutes of schedule 48% of the time. The median arrival delay was +17 min, and the worst 10% of flights arrived +81 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 | 15 | 48% |
| 16-30 min | 6 | 19% |
| 31-60 min | 4 | 13% |
| 61-120 min | 3 | 10% |
| 2+ hrs | 3 | 10% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-04 | 12 | 50% | +22 min |
| 2026-05 | 18 | 44% | +41 min |
| 2026-06 | 1 | 100% | +12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 38% |
| Tue | No data | — |
| Wed | No data | — |
| Thu | 7 | 43% |
| Fri | 8 | 13% |
| Sat | 8 | 100% |
| Sun | No data | — |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…