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

American Airlines Seattle, WA (SEA) to Miami, FL (MIA) reliability

Among 423 scheduled American Airlines flights from SEA to MIA, 74.0% arrived on time, 14.9% arrived at least 30 minutes late, and 0.7% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Marketing carrier: American Airlines (AA) · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable
74.0%arrived on time
14.9%30+ min late
0.7%cancelled
423scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late14.9%
60+ minutes late7.1%
Cancelled0.7%
Average arrival+5.6 mincompleted flights

What did American Airlines SEA to MIA record?

American Airlines completed 98.6% of its scheduled reportable SEA to MIA flights in the observation window. 74.0% of all scheduled flights arrived less than 15 minutes late, while 7.1% arrived at least an hour late.

What were American Airlines SEA to MIA disruption rates?

For American Airlines SEA-to-MIA flights, 14.9% arrived at least 30 minutes late, 0.7% were cancelled, and 0.7% were diverted.

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What was the American Airlines SEA to MIA scheduled cohort?

The American Airlines SEA-to-MIA cohort contained 423 scheduled flights; 417 completed, 3 were cancelled, and 3 were diverted.

Not a prediction.

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