Delta Air Lines departures from Miami, FL (MIA)

Among 11,625 scheduled Delta Air Lines flights departing MIA, 72.3% arrived on time, 17.8% arrived at least 30 minutes late, and 2.1% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Origin and marketing-carrier cohort · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable

72.3%arrived on time

17.8%30+ min late

2.1%cancelled

11,625scheduled flights

Based on July 2025–June 2026; on time means arrival less than 15 minutes late.

30+ minutes late17.8%

60+ minutes late9.6%

Cancelled2.1%

Diverted0.3%

What does the Delta Air Lines MIA sample show?

Delta Air Lines completed 97.6% of its scheduled departures from MIA; 9.6% arrived at least one hour late and 0.3% were diverted.

What were Delta Air Lines at MIA disruption rates?

For Delta Air Lines departures from MIA, 17.8% arrived at least 30 minutes late, 2.1% were cancelled, and 0.3% were diverted.

Compare all airlines at MIA

How large was the Delta Air Lines cohort at MIA?

The Delta Air Lines cohort at MIA contained 11,625 scheduled flights, including 11,348 completed flights, 244 cancellations, and 33 diversions.