WN4246 SJC → DEN

Southwest Airlines · San Jose, CA to Denver, CO · 39 flights observed, 2026-03-05 to 2026-06-30 · 948 mi

This flight's reliability varies a lot by day of week — 89% on-time on Fridays vs. 33% on Thursdays.

WN4246 covers more than one route in the data window — the stats below are for SJC → DEN, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
54%
Median delay
+13 min
90th percentile
+55 min
Cancellation rate
0%

How often is WN4246 on time?

Across 39 flights on SJC → DEN from 2026-03-05 to 2026-06-30, WN4246 arrived within 15 minutes of schedule 54% of the time. The median arrival delay was +13 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).

ArrivalFlightsShare
Early / on-time2154%
16-30 min410%
31-60 min1026%
61-120 min410%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-031669%+18 min
2026-04475%+5 min
2026-061937%+28 min

Performance by day of week

DayFlightsOn-time
Mon956%
Tue425%
Wed30%
Thu933%
Fri989%
Sat580%
SunNo data—

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