Flight OddsWN2639 STL → SAN
Southwest Airlines · St. Louis, MO to San Diego, CA · 8 flights observed, 2026-04-11 to 2026-05-30 · 1,557 mi
WN2639 covers more than one route in the data window — the stats below are for STL → SAN, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
75%
Median delay
+9 min
90th percentile
+35 min
Cancellation rate
0%
How often is WN2639 on time?
Across 8 flights on STL → SAN from 2026-04-11 to 2026-05-30, WN2639 arrived within 15 minutes of schedule 75% of the time. The median arrival delay was +9 min, and the worst 10% of flights arrived +35 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 | 6 | 75% |
| 16-30 min | 1 | 13% |
| 31-60 min | 0 | 0% |
| 61-120 min | 1 | 13% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-04 | 3 | 67% | +30 min |
| 2026-05 | 5 | 80% | +4 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | No data | — |
| Tue | No data | — |
| Wed | No data | — |
| Thu | No data | — |
| Fri | No data | — |
| Sat | 8 | 75% |
| 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…