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

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

Among 1,394 scheduled United Airlines flights from ORD to PDX, 72.1% arrived on time, 16.0% arrived at least 30 minutes late, and 0.4% 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
72.1%arrived on time
16.0%30+ min late
0.4%cancelled
1,394scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late16.0%
60+ minutes late8.1%
Cancelled0.4%
Average arrival+11.3 mincompleted flights

What did United Airlines ORD to PDX record?

United Airlines completed 99.3% of its scheduled reportable ORD to PDX flights in the observation window. 72.1% of all scheduled flights arrived less than 15 minutes late, while 8.1% arrived at least an hour late.

What were United Airlines ORD to PDX disruption rates?

For United Airlines ORD-to-PDX flights, 16.0% arrived at least 30 minutes late, 0.4% were cancelled, and 0.3% were diverted.

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What was the United Airlines ORD to PDX scheduled cohort?

The United Airlines ORD-to-PDX cohort contained 1,394 scheduled flights; 1,384 completed, 6 were cancelled, and 4 were diverted.

Not a prediction.

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