WN1646 DEN → SAN

Southwest Airlines · Denver, CO to San Diego, CA · 27 flights observed, 2025-07-01 to 2026-06-30 · 853 mi

This flight has been on time less than half the time (35%) — expect a real chance of a delay.

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).

ArrivalFlightsShare
Early / on-time935%
16-30 min312%
31-60 min623%
61-120 min519%
2+ hrs312%

Performance by month

MonthFlightsOn-timeAvg delay
2025-071735%+43 min
2025-08250%+45 min
2026-06729%+72 min

Performance by day of week

DayFlightsOn-time
MonNo data—
Tue933%
Wed825%
ThuNo data—
FriNo data—
Sat540%
Sun450%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…