Flight OddsWN4243 SJC → LAS
Southwest Airlines · San Jose, CA to Las Vegas, NV · 40 flights observed, 2026-04-09 to 2026-06-01 · 386 mi
WN4243 covers more than one route in the data window — the stats below are for SJC → LAS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
54%
Median delay
+13 min
90th percentile
+65 min
Cancellation rate
3%
How often is WN4243 on time?
Across 40 flights on SJC → LAS from 2026-04-09 to 2026-06-01, WN4243 arrived within 15 minutes of schedule 54% of the time. The median arrival delay was +13 min, and the worst 10% of flights arrived +65 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 21 | 54% |
| 16-30 min | 5 | 13% |
| 31-60 min | 8 | 21% |
| 61-120 min | 4 | 10% |
| 2+ hrs | 1 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-04 | 16 | 50% | +19 min |
| 2026-05 | 22 | 59% | +21 min |
| 2026-06 | 1 | 0% | +43 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 38% |
| Tue | No data | — |
| Wed | No data | — |
| Thu | 8 | 0% |
| Fri | 8 | 38% |
| Sat | 8 | 100% |
| Sun | 7 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…