BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
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AIRLINE × ROUTE REPORT
MDW→SJC

Southwest Airlines Chicago, IL (MDW) to San Jose, CA (SJC) reliability

Among 537 scheduled Southwest Airlines flights from MDW to SJC, 67.8% arrived on time, 18.6% arrived at least 30 minutes late, and 1.5% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Marketing carrier: Southwest Airlines (WN) · Updated September 16, 2026

HISTORICAL ROUTE SIGNALVariable
67.8%arrived on time
18.6%30+ min late
1.5%cancelled
537scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late18.6%
60+ minutes late9.5%
Cancelled1.5%
Average arrival+12.0 mincompleted flights

What did Southwest Airlines MDW to SJC record?

Southwest Airlines completed 98.5% of its scheduled reportable MDW to SJC flights in the observation window. 67.8% of all scheduled flights arrived less than 15 minutes late, while 9.5% arrived at least an hour late.

What were Southwest Airlines MDW to SJC disruption rates?

For Southwest Airlines MDW-to-SJC flights, 18.6% arrived at least 30 minutes late, 1.5% were cancelled, and 0.0% were diverted.

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What was the Southwest Airlines MDW to SJC scheduled cohort?

The Southwest Airlines MDW-to-SJC cohort contained 537 scheduled flights; 529 completed, 8 were cancelled, and 0 were diverted.

Not a prediction.

This is a descriptive historical rate. Schedule changes, seasonal operations and current conditions may differ.