WN3372 MDW → SJC

Southwest Airlines · Chicago, IL to San Jose, CA · 33 flights observed, 2026-03-05 to 2026-04-06 · 1,838 mi

WN3372 covers more than one route in the data window — the stats below are for MDW → SJC, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
69%
Median delay
+2 min
90th percentile
+41 min
Cancellation rate
3%

How often is WN3372 on time?

Across 33 flights on MDW → SJC from 2026-03-05 to 2026-04-06, WN3372 arrived within 15 minutes of schedule 69% of the time. The median arrival delay was +2 min, and the worst 10% of flights arrived +41 min or later. 3% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2269%
16-30 min413%
31-60 min413%
61-120 min00%
2+ hrs26%

Performance by month

MonthFlightsOn-timeAvg delay
2026-032665%+19 min
2026-04683%+2 min

Performance by day of week

DayFlightsOn-time
Mon560%
Tue450%
Wed475%
Thu560%
Fri560%
Sat4100%
Sun580%

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