LaGuardia in August 2023

79.3%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 August 2023, reporting carriers scheduled 14,074 domestic departures from LaGuardia (LGA). 79.3% left less than 15 minutes late and 80.0% reached their destination on time; 2.1% were cancelled.

Nationally that month, 76.7% of flights departed on time and 76.9% arrived on time, so LGA departures were 2.6 points above the national departure figure.

Flights arriving at LGA that month were on time 80.4% of the time (14,074 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 43%, air carrier 32% and national aviation system 22%.

On time 80.0%
Arrived 15+ minutes late 17.6%
Cancelled 2.1%
Diverted 0.3%

Every scheduled departure from LGA in August 2023, judged by arrival at the destination.

August 2023 against a year earlier, the airport's year and the nation

Measure	Aug 2023	Year earlier	LGA, 12 months to Jul 2026	All reported flights, Aug 2023
Departed on time	79.3%	—	72.6%	76.7%
Arrived on time	80.0%	—	69.9%	76.9%
Cancelled	2.1%	—	4.6%	1.5%
Average departure delay (late minutes only)	14.6 min	—	19.3 min	17.3 min
Scheduled departures a day	469	—	372	20,100
Scheduled departures	14,074	—	135,840	602,987

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
YX Republic Airline	3,378	24%	86.9%	-7.5 min	1.8%
9E Endeavor Air	3,173	23%	82.0%	-4.4 min	2.4%
DL Delta Air Lines	2,164	15%	79.9%	-2.3 min	2.0%
AA American Airlines	1,558	11%	76.4%	8.0 min	1.7%
B6 JetBlue Airways	1,325	9%	66.4%	14.2 min	3.0%
WN Southwest Airlines	1,085	8%	77.1%	4.9 min	1.1%
UA United Airlines	685	5%	79.1%	0.4 min	2.6%
NK Spirit Airlines	436	3%	81.9%	-0.5 min	1.1%
OO SkyWest Airlines	153	1%	82.4%	4.8 min	2.0%
F9 Frontier Airlines	117	1%	55.6%	28.1 min	8.5%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
LGA–ORD	New York to Chicago	809	74.9%	9.0 min	2.5%
LGA–ATL	New York to Atlanta	679	74.8%	4.0 min	2.9%
LGA–BOS	New York to Boston	611	76.8%	1.9 min	2.0%
LGA–DFW	New York to Dallas/Fort Worth	507	82.4%	-2.0 min	0.6%
LGA–DEN	New York to Denver	491	78.6%	0.0 min	1.8%
LGA–CLT	New York to Charlotte	466	82.2%	-5.0 min	2.6%
LGA–MCO	New York to Orlando	434	69.4%	10.5 min	1.4%
LGA–DCA	New York to Washington	423	81.3%	-1.7 min	1.2%
LGA–MIA	New York to Miami	422	73.0%	3.9 min	2.1%
LGA–BNA	New York to Nashville	381	85.0%	-0.1 min	0.8%
LGA–DTW	New York to Detroit	381	86.4%	-4.2 min	1.6%
LGA–FLL	New York to Fort Lauderdale	372	71.0%	6.0 min	2.4%

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), August 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Aug 2023	Minutes
Air carrier	31.6%	36.7%	56,192
Late-arriving aircraft	42.5%	42.2%	75,642
National Aviation System	22.1%	15.7%	39,306
Extreme weather	3.6%	5.1%	6,485
Security	0.2%	0.2%	286

177,911 delay minutes on 2,477 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 LGA on time in August 2023?

79.3% of 14,074 scheduled domestic departures left less than 15 minutes late, and 80.0% reached their destination on time. The national figures that month were 76.7% and 76.9%.

How does that compare with a year earlier?

August 2022 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 August 2023; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for LGA · methodology · corrections.