Flight OddsWN3900 OAK → SAN
Southwest Airlines · Oakland, CA to San Diego, CA · 62 flights observed, 2025-11-02 to 2026-01-05 · 446 mi
WN3900 covers more than one route in the data window — the stats below are for OAK → SAN, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
75%
Median delay
0 min
90th percentile
+42 min
Cancellation rate
2%
How often is WN3900 on time?
Across 62 flights on OAK → SAN from 2025-11-02 to 2026-01-05, WN3900 arrived within 15 minutes of schedule 75% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +42 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 45 | 75% |
| 16-30 min | 6 | 10% |
| 31-60 min | 3 | 5% |
| 61-120 min | 3 | 5% |
| 2+ hrs | 3 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 27 | 85% | +8 min |
| 2025-12 | 29 | 69% | +14 min |
| 2026-01 | 4 | 50% | +73 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 10 | 70% |
| Tue | 9 | 67% |
| Wed | 8 | 88% |
| Thu | 8 | 75% |
| Fri | 8 | 63% |
| Sat | 7 | 71% |
| Sun | 10 | 90% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…