WN1646 DEN → SAN
Southwest Airlines · Denver, CO to San Diego, CA · 27 flights observed, 2025-07-01 to 2026-06-30 · 853 mi
WN1646 covers more than one route in the data window — the stats below are for DEN → SAN, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
35%
Median delay
+36 min
90th percentile
+127 min
Cancellation rate
4%
How often is WN1646 on time?
Across 27 flights on DEN → SAN from 2025-07-01 to 2026-06-30, WN1646 arrived within 15 minutes of schedule 35% of the time. The median arrival delay was +36 min, and the worst 10% of flights arrived +127 min or later. 4% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 9 | 35% |
| 16-30 min | 3 | 12% |
| 31-60 min | 6 | 23% |
| 61-120 min | 5 | 19% |
| 2+ hrs | 3 | 12% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 17 | 35% | +43 min |
| 2025-08 | 2 | 50% | +45 min |
| 2026-06 | 7 | 29% | +72 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | No data | — |
| Tue | 9 | 33% |
| Wed | 8 | 25% |
| Thu | No data | — |
| Fri | No data | — |
| Sat | 5 | 40% |
| Sun | 4 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…