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

United Airlines Portland, OR (PDX) to Chicago, IL (ORD) reliability

Among 1,393 scheduled United Airlines flights from PDX to ORD, 79.6% arrived on time, 10.7% arrived at least 30 minutes late, and 0.6% were cancelled during July 2025–June 2026.

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

HISTORICAL ROUTE SIGNALGenerally reliable
79.6%arrived on time
10.7%30+ min late
0.6%cancelled
1,393scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late10.7%
60+ minutes late5.6%
Cancelled0.6%
Average arrival+4.2 mincompleted flights

What did United Airlines PDX to ORD record?

United Airlines completed 98.7% of its scheduled reportable PDX to ORD flights in the observation window. 79.6% of all scheduled flights arrived less than 15 minutes late, while 5.6% arrived at least an hour late.

What were United Airlines PDX to ORD disruption rates?

For United Airlines PDX-to-ORD flights, 10.7% arrived at least 30 minutes late, 0.6% were cancelled, and 0.6% were diverted.

Compare all airlines on this route

What was the United Airlines PDX to ORD scheduled cohort?

The United Airlines PDX-to-ORD cohort contained 1,393 scheduled flights; 1,375 completed, 9 were cancelled, and 9 were diverted.

Not a prediction.

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