WN2859 SAN → DEN

Southwest Airlines · San Diego, CA to Denver, CO · 58 flights observed, 2026-04-07 to 2026-06-03 · 853 mi

This flight's reliability varies a lot by day of week — 88% on-time on Saturdays vs. 25% on Mondays.

WN2859 covers more than one route in the data window — the stats below are for SAN → DEN, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
53%
Median delay
+15 min
90th percentile
+68 min
Cancellation rate
0%

How often is WN2859 on time?

Across 58 flights on SAN → DEN from 2026-04-07 to 2026-06-03, WN2859 arrived within 15 minutes of schedule 53% of the time. The median arrival delay was +15 min, and the worst 10% of flights arrived +68 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time3153%
16-30 min1017%
31-60 min1017%
61-120 min59%
2+ hrs23%

Performance by month

MonthFlightsOn-timeAvg delay
2026-042458%+8 min
2026-053152%+29 min
2026-06333%+42 min

Performance by day of week

DayFlightsOn-time
Mon825%
Tue978%
Wed967%
Thu825%
Fri825%
Sat888%
Sun863%

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