Southwest Airlines · Baltimore, MD to San Diego, CA · 58 flights observed, 2026-01-06 to 2026-03-04 · 2,295 mi
WN2138 covers more than one route in the data window — the stats below are for BWI → SAN, the one it has flown most recently. The others are linked under “Other routes”.
How often is WN2138 on time?
Across 58 flights on BWI → SAN from 2026-01-06 to 2026-03-04, WN2138 arrived within 15 minutes of schedule 84% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +34 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 | 47 | 84% |
| 16-30 min | 3 | 5% |
| 31-60 min | 3 | 5% |
| 61-120 min | 3 | 5% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 24 | 88% | -12 min |
| 2026-02 | 28 | 79% | 0 min |
| 2026-03 | 4 | 100% | -9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 86% |
| Tue | 9 | 78% |
| Wed | 9 | 89% |
| Thu | 8 | 88% |
| Fri | 8 | 75% |
| Sat | 8 | 100% |
| Sun | 7 | 71% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…