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

Delta Air Lines Atlanta, GA (ATL) to Miami, FL (MIA) reliability

Among 3,298 scheduled Delta Air Lines flights from ATL to MIA, 69.0% arrived on time, 18.5% arrived at least 30 minutes late, and 1.4% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Marketing carrier: Delta Air Lines (DL) · Updated September 16, 2026

HISTORICAL ROUTE SIGNALVariable
69.0%arrived on time
18.5%30+ min late
1.4%cancelled
3,298scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late18.5%
60+ minutes late8.8%
Cancelled1.4%
Average arrival+12.9 mincompleted flights

What did Delta Air Lines ATL to MIA record?

Delta Air Lines completed 98.2% of its scheduled reportable ATL to MIA flights in the observation window. 69.0% of all scheduled flights arrived less than 15 minutes late, while 8.8% arrived at least an hour late.

What were Delta Air Lines ATL to MIA disruption rates?

For Delta Air Lines ATL-to-MIA flights, 18.5% arrived at least 30 minutes late, 1.4% were cancelled, and 0.4% were diverted.

Compare all airlines on this route

What was the Delta Air Lines ATL to MIA scheduled cohort?

The Delta Air Lines ATL-to-MIA cohort contained 3,298 scheduled flights; 3,238 completed, 47 were cancelled, and 13 were diverted.

Not a prediction.

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