BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
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DSM→IAH

United Airlines Des Moines, IA (DSM) to Houston, TX (IAH) reliability

Among 346 scheduled United Airlines flights from DSM to IAH, 87.6% arrived on time, 5.2% arrived at least 30 minutes late, and 1.7% 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
87.6%arrived on time
5.2%30+ min late
1.7%cancelled
346scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late5.2%
60+ minutes late3.5%
Cancelled1.7%
Average arrival-3.7 mincompleted flights

What did United Airlines DSM to IAH record?

United Airlines completed 98.0% of its scheduled reportable DSM to IAH flights in the observation window. 87.6% of all scheduled flights arrived less than 15 minutes late, while 3.5% arrived at least an hour late.

What were United Airlines DSM to IAH disruption rates?

For United Airlines DSM-to-IAH flights, 5.2% arrived at least 30 minutes late, 1.7% were cancelled, and 0.3% were diverted.

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What was the United Airlines DSM to IAH scheduled cohort?

The United Airlines DSM-to-IAH cohort contained 346 scheduled flights; 339 completed, 6 were cancelled, and 1 were diverted.

Not a prediction.

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