Flight OddsSouthwest Airlines · San Diego, CA to Kansas City, MO · 55 flights observed, 2026-01-06 to 2026-03-04 · 1,334 mi
WN3400 covers more than one route in the data window — the stats below are for SAN → MCI, the one it has flown most recently. The others are linked under “Other routes”.
How often is WN3400 on time?
Across 55 flights on SAN → MCI from 2026-01-06 to 2026-03-04, WN3400 arrived within 15 minutes of schedule 75% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +23 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 | 40 | 75% |
| 16-30 min | 9 | 17% |
| 31-60 min | 4 | 8% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 26 | 81% | +2 min |
| 2026-02 | 24 | 67% | +3 min |
| 2026-03 | 3 | 100% | -5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 88% |
| Tue | 9 | 100% |
| Wed | 9 | 89% |
| Thu | 8 | 75% |
| Fri | 7 | 43% |
| Sat | 5 | 60% |
| Sun | 7 | 57% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…