Flight OddsWN644 MDW → SAN
Southwest Airlines · Chicago, IL to San Diego, CA · 13 flights observed, 2025-11-25 to 2026-01-04 · 1,728 mi
WN644 covers more than one route in the data window — the stats below are for MDW → SAN, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
62%
Median delay
+8 min
90th percentile
+55 min
Cancellation rate
0%
How often is WN644 on time?
Across 13 flights on MDW → SAN from 2025-11-25 to 2026-01-04, WN644 arrived within 15 minutes of schedule 62% of the time. The median arrival delay was +8 min, and the worst 10% of flights arrived +55 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 | 8 | 62% |
| 16-30 min | 1 | 8% |
| 31-60 min | 3 | 23% |
| 61-120 min | 1 | 8% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 2 | 100% | +4 min |
| 2025-12 | 9 | 56% | +22 min |
| 2026-01 | 2 | 50% | +21 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 3 | 67% |
| Tue | 3 | 100% |
| Wed | 1 | 100% |
| Thu | No data | — |
| Fri | 3 | 33% |
| Sat | No data | — |
| Sun | 3 | 33% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…