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

Southwest Airlines Chicago, IL (MDW) to Portland, OR (PDX) reliability

Among 686 scheduled Southwest Airlines flights from MDW to PDX, 61.1% arrived on time, 21.4% arrived at least 30 minutes late, and 0.7% 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
61.1%arrived on time
21.4%30+ min late
0.7%cancelled
686scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late21.4%
60+ minutes late10.2%
Cancelled0.7%
Average arrival+18.1 mincompleted flights

What did Southwest Airlines MDW to PDX record?

Southwest Airlines completed 99.1% of its scheduled reportable MDW to PDX flights in the observation window. 61.1% of all scheduled flights arrived less than 15 minutes late, while 10.2% arrived at least an hour late.

What were Southwest Airlines MDW to PDX disruption rates?

For Southwest Airlines MDW-to-PDX flights, 21.4% arrived at least 30 minutes late, 0.7% were cancelled, and 0.1% were diverted.

Compare all airlines on this route

What was the Southwest Airlines MDW to PDX scheduled cohort?

The Southwest Airlines MDW-to-PDX cohort contained 686 scheduled flights; 680 completed, 5 were cancelled, and 1 were diverted.

Not a prediction.

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