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

Southwest Airlines Chicago, IL (MDW) to San Diego, CA (SAN) reliability

Among 1,079 scheduled Southwest Airlines flights from MDW to SAN, 71.3% arrived on time, 15.6% arrived at least 30 minutes late, and 1.3% 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 SIGNALGenerally reliable
71.3%arrived on time
15.6%30+ min late
1.3%cancelled
1,079scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late15.6%
60+ minutes late5.5%
Cancelled1.3%
Average arrival+8.5 mincompleted flights

What did Southwest Airlines MDW to SAN record?

Southwest Airlines completed 98.3% of its scheduled reportable MDW to SAN flights in the observation window. 71.3% of all scheduled flights arrived less than 15 minutes late, while 5.5% arrived at least an hour late.

What were Southwest Airlines MDW to SAN disruption rates?

For Southwest Airlines MDW-to-SAN flights, 15.6% arrived at least 30 minutes late, 1.3% were cancelled, and 0.4% were diverted.

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What was the Southwest Airlines MDW to SAN scheduled cohort?

The Southwest Airlines MDW-to-SAN cohort contained 1,079 scheduled flights; 1,061 completed, 14 were cancelled, and 4 were diverted.

Not a prediction.

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