Miami International in February 2024

77.9%departed on time

BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report.

In February 2024, reporting carriers scheduled 9,548 domestic departures from Miami International (MIA). 77.9% left less than 15 minutes late and 73.0% reached their destination on time; 0.3% were cancelled.

Nationally that month, 84.0% of flights departed on time and 83.4% arrived on time, so MIA departures were 6.1 points below the national departure figure.

Flights arriving at MIA that month were on time 81.2% of the time (9,538 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 42%, air carrier 33% and national aviation system 21%.

On time 73.0%
Arrived 15+ minutes late 26.6%
Cancelled 0.3%
Diverted 0.2%

Every scheduled departure from MIA in February 2024, judged by arrival at the destination.

February 2024 against a year earlier, the airport's year and the nation

Measure	Feb 2024	Year earlier	MIA, 12 months to Jul 2026	All reported flights, Feb 2024
Departed on time	77.9%	—	72.9%	84.0%
Arrived on time	73.0%	—	72.3%	83.4%
Cancelled	0.3%	—	1.6%	0.6%
Average departure delay (late minutes only)	16.0 min	—	19.7 min	11.2 min
Scheduled departures a day	318	—	305	17,307
Scheduled departures	9,548	—	111,186	519,221

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
AA American Airlines	4,913	51%	69.4%	14.6 min	0.2%
MQ Envoy Air	1,264	13%	79.9%	5.5 min	0.0%
DL Delta Air Lines	929	10%	74.7%	14.6 min	0.3%
UA United Airlines	644	7%	77.0%	9.7 min	0.9%
NK Spirit Airlines	608	6%	78.3%	5.6 min	0.3%
WN Southwest Airlines	546	6%	77.7%	6.2 min	0.2%
F9 Frontier Airlines	299	3%	72.6%	10.4 min	0.0%
B6 JetBlue Airways	215	2%	64.7%	18.3 min	1.9%
YX Republic Airline	72	1%	83.3%	2.3 min	0.0%
AS Alaska Airlines	58	1%	75.9%	-4.3 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
MIA–ATL	Miami to Atlanta	563	73.2%	10.9 min	0.0%
MIA–LGA	Miami to New York	486	72.0%	9.2 min	0.6%
MIA–JFK	Miami to New York	470	69.1%	16.8 min	1.1%
MIA–DFW	Miami to Dallas/Fort Worth	413	70.2%	19.3 min	0.0%
MIA–EWR	Miami to Newark	411	75.7%	9.3 min	1.5%
MIA–ORD	Miami to Chicago	371	78.2%	8.5 min	0.0%
MIA–BOS	Miami to Boston	346	69.7%	16.2 min	0.3%
MIA–DCA	Miami to Washington	317	74.4%	6.6 min	0.3%
MIA–LAX	Miami to Los Angeles	311	64.0%	15.9 min	0.0%
MIA–MCO	Miami to Orlando	302	72.8%	17.5 min	0.3%
MIA–CLT	Miami to Charlotte	277	74.4%	11.8 min	0.0%
MIA–PHL	Miami to Philadelphia	267	73.0%	17.4 min	0.0%

By scheduled departure hour

On-time share:under 62%6270768288% and over

Share of departures that left less than 15 minutes late, by scheduled hour (local time), February 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Feb 2024	Minutes
Air carrier	32.9%	35.9%	51,185
Late-arriving aircraft	42.1%	36.9%	65,562
National Aviation System	20.8%	21.7%	32,437
Extreme weather	3.7%	5.3%	5,812
Security	0.4%	0.3%	637

155,633 delay minutes on 2,538 flights that arrived 15 or more minutes late and carried a cause report. Carriers assign the categories; see what each category means.

Questions and answers

How many flights left MIA on time in February 2024?

77.9% of 9,548 scheduled domestic departures left less than 15 minutes late, and 73.0% reached their destination on time. The national figures that month were 84.0% and 83.4%.

How does that compare with a year earlier?

February 2023 is outside the 36 months on file, or the airport had too few reported flights that month.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for February 2024; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for MIA · methodology · corrections.