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

United Airlines Houston, TX (IAH) to Philadelphia, PA (PHL) reliability

Among 891 scheduled United Airlines flights from IAH to PHL, 82.2% arrived on time, 11.6% arrived at least 30 minutes late, and 1.0% 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 SIGNALLower disruption
82.2%arrived on time
11.6%30+ min late
1.0%cancelled
891scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late11.6%
60+ minutes late6.2%
Cancelled1.0%
Average arrival+4.3 mincompleted flights

What did United Airlines IAH to PHL record?

United Airlines completed 99.0% of its scheduled reportable IAH to PHL flights in the observation window. 82.2% of all scheduled flights arrived less than 15 minutes late, while 6.2% arrived at least an hour late.

What were United Airlines IAH to PHL disruption rates?

For United Airlines IAH-to-PHL flights, 11.6% arrived at least 30 minutes late, 1.0% were cancelled, and 0.0% were diverted.

Compare all airlines on this route

What was the United Airlines IAH to PHL scheduled cohort?

The United Airlines IAH-to-PHL cohort contained 891 scheduled flights; 882 completed, 9 were cancelled, and 0 were diverted.

Not a prediction.

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