Long Island MacArthur in February 2024

84.6%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 456 domestic departures from Long Island MacArthur (ISP). 84.6% left less than 15 minutes late and 84.0% reached their destination on time; 1.1% were cancelled.

Nationally that month, 84.0% of flights departed on time and 83.4% arrived on time, so ISP departures were 0.6 points above the national departure figure.

Flights arriving at ISP that month were on time 81.4% of the time (456 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 36%, air carrier 35% and national aviation system 27%.

On time 84.0%
Arrived 15+ minutes late 14.7%
Cancelled 1.1%
Diverted 0.2%

Every scheduled departure from ISP 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	ISP, 12 months to Jul 2026	All reported flights, Feb 2024
Departed on time	84.6%	—	73.7%	84.0%
Arrived on time	84.0%	—	73.6%	83.4%
Cancelled	1.1%	—	2.1%	0.6%
Average departure delay (late minutes only)	14.3 min	—	18.8 min	11.2 min
Scheduled departures a day	15	—	14	17,307
Scheduled departures	456	—	4,966	519,221

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	234	51%	87.6%	-10.3 min	1.3%
F9 Frontier Airlines	222	49%	80.2%	2.6 min	0.9%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
ISP–MCO	Islip to Orlando	129	80.6%	1.5 min	0.8%
ISP–PBI	Islip to West Palm Beach/Palm Beach	100	86.0%	1.2 min	2.0%
ISP–BWI	Islip to Baltimore	97	90.7%	-12.7 min	2.1%
ISP–TPA	Islip to Tampa	55	83.6%	-14.3 min	0.0%
ISP–RSW	Islip to Fort Myers	45	75.6%	4.9 min	0.0%
ISP–FLL	Islip to Fort Lauderdale	30	83.3%	-10.9 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	35.2%	35.9%	2,085
Late-arriving aircraft	36.4%	36.9%	2,153
National Aviation System	26.5%	21.7%	1,565
Extreme weather	1.9%	5.3%	112
Security	0.0%	0.3%	0

5,915 delay minutes on 67 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 ISP on time in February 2024?

84.6% of 456 scheduled domestic departures left less than 15 minutes late, and 84.0% 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 ISP · methodology · corrections.