BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
AIRLINE × ROUTE REPORT
IAH→SJU

United Airlines Houston, TX (IAH) to San Juan, PR (SJU) reliability

Among 872 scheduled United Airlines flights from IAH to SJU, 82.5% arrived on time, 9.5% arrived at least 30 minutes late, and 0.3% 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
82.5%arrived on time
9.5%30+ min late
0.3%cancelled
872scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late9.5%
60+ minutes late4.6%
Cancelled0.3%
Average arrival-0.6 mincompleted flights

What did United Airlines IAH to SJU record?

United Airlines completed 99.7% of its scheduled reportable IAH to SJU flights in the observation window. 82.5% of all scheduled flights arrived less than 15 minutes late, while 4.6% arrived at least an hour late.

What were United Airlines IAH to SJU disruption rates?

For United Airlines IAH-to-SJU flights, 9.5% arrived at least 30 minutes late, 0.3% were cancelled, and 0.0% were diverted.

Compare all airlines on this route

What was the United Airlines IAH to SJU scheduled cohort?

The United Airlines IAH-to-SJU cohort contained 872 scheduled flights; 869 completed, 3 were cancelled, and 0 were diverted.

Not a prediction.

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