WN3119 SAN → SFO

Southwest Airlines · San Diego, CA to San Francisco, CA · 33 flights observed, 2026-03-05 to 2026-04-06 · 447 mi

This flight's reliability varies a lot by day of week — 80% on-time on Saturdays vs. 20% on Thursdays.

WN3119 covers more than one route in the data window — the stats below are for SAN → SFO, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
59%
Median delay
+3 min
90th percentile
+82 min
Cancellation rate
3%

How often is WN3119 on time?

Across 33 flights on SAN → SFO from 2026-03-05 to 2026-04-06, WN3119 arrived within 15 minutes of schedule 59% of the time. The median arrival delay was +3 min, and the worst 10% of flights arrived +82 min or later. 3% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1959%
16-30 min413%
31-60 min39%
61-120 min619%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-032662%+19 min
2026-04650%+20 min

Performance by day of week

DayFlightsOn-time
Mon560%
Tue475%
Wed475%
Thu520%
Fri540%
Sat580%
Sun475%

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