BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
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IAD→MIA

United Airlines Washington, DC (IAD) to Miami, FL (MIA) reliability

Among 512 scheduled United Airlines flights from IAD to MIA, 85.0% arrived on time, 8.6% 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 SIGNALLower disruption
85.0%arrived on time
8.6%30+ min late
0.6%cancelled
512scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late8.6%
60+ minutes late4.5%
Cancelled0.6%
Average arrival-1.8 mincompleted flights

What did United Airlines IAD to MIA record?

United Airlines completed 99.2% of its scheduled reportable IAD to MIA flights in the observation window. 85.0% of all scheduled flights arrived less than 15 minutes late, while 4.5% arrived at least an hour late.

What were United Airlines IAD to MIA disruption rates?

For United Airlines IAD-to-MIA flights, 8.6% arrived at least 30 minutes late, 0.6% were cancelled, and 0.2% were diverted.

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What was the United Airlines IAD to MIA scheduled cohort?

The United Airlines IAD-to-MIA cohort contained 512 scheduled flights; 508 completed, 3 were cancelled, and 1 were diverted.

Not a prediction.

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