Louis Armstrong New Orleans International in August 2024

76.0%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 2024, reporting carriers scheduled 3,768 domestic departures from Louis Armstrong New Orleans International (MSY). 76.0% left less than 15 minutes late and 76.6% reached their destination on time; 1.8% were cancelled.

Nationally that month, 75.4% of flights departed on time and 74.7% arrived on time, so MSY departures were 0.6 points above the national departure figure.

A year earlier, in August 2023, the airport had 3,914 departures with 79.0% leaving on time: a change of −3.0 points, with flights down 4%.

Flights arriving at MSY that month were on time 72.6% of the time (3,768 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 50%, air carrier 28% and national aviation system 18%.

On time 76.6%
Arrived 15+ minutes late 21.3%
Cancelled 1.8%
Diverted 0.4%

Every scheduled departure from MSY in August 2024, judged by arrival at the destination.

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

Measure	Aug 2024	Aug 2023	MSY, 12 months to Jul 2026	All reported flights, Aug 2024
Departed on time	76.0%	79.0%	76.0%	75.4%
Arrived on time	76.6%	79.8%	76.9%	74.7%
Cancelled	1.8%	1.2%	1.5%	2.1%
Average departure delay (late minutes only)	18.2 min	16.0 min	17.3 min	18.4 min
Scheduled departures a day	126	131	135	20,634
Scheduled departures	3,768	3,914	49,152	619,025

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	1,424	38%	79.2%	5.5 min	0.8%
DL Delta Air Lines	560	15%	83.2%	2.1 min	1.1%
UA United Airlines	478	13%	80.3%	5.6 min	1.7%
AA American Airlines	423	11%	71.9%	16.7 min	2.6%
NK Spirit Airlines	406	11%	65.5%	15.0 min	4.7%
MQ Envoy Air	98	3%	77.6%	0.5 min	3.1%
OH PSA Airlines	82	2%	74.4%	17.0 min	1.2%
F9 Frontier Airlines	79	2%	58.2%	24.3 min	5.1%
B6 JetBlue Airways	62	2%	54.8%	64.0 min	3.2%
OO SkyWest Airlines	60	2%	86.7%	-2.5 min	0.0%
AS Alaska Airlines	56	1%	73.2%	3.1 min	1.8%
YX Republic Airline	36	1%	63.9%	46.4 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
MSY–ATL	New Orleans to Atlanta	346	86.4%	2.2 min	0.3%
MSY–IAH	New Orleans to Houston	234	84.6%	1.4 min	0.0%
MSY–DFW	New Orleans to Dallas/Fort Worth	231	76.2%	17.5 min	0.9%
MSY–HOU	New Orleans to Houston	191	87.4%	-0.6 min	1.0%
MSY–DAL	New Orleans to Dallas	174	81.6%	7.5 min	0.6%
MSY–MCO	New Orleans to Orlando	160	64.4%	21.5 min	4.4%
MSY–DEN	New Orleans to Denver	152	76.3%	1.8 min	0.7%
MSY–DCA	New Orleans to Washington	150	73.3%	13.8 min	2.0%
MSY–ORD	New Orleans to Chicago	144	74.3%	9.5 min	0.7%
MSY–LAX	New Orleans to Los Angeles	131	87.0%	-8.4 min	0.8%
MSY–CLT	New Orleans to Charlotte	124	64.5%	14.5 min	4.0%
MSY–AUS	New Orleans to Austin	121	79.3%	-0.9 min	0.8%

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 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Aug 2024	Minutes
Air carrier	28.2%	33.8%	16,911
Late-arriving aircraft	50.3%	39.8%	30,169
National Aviation System	17.5%	20.4%	10,500
Extreme weather	3.8%	5.9%	2,295
Security	0.1%	0.1%	74

59,949 delay minutes on 801 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 MSY on time in August 2024?

76.0% of 3,768 scheduled domestic departures left less than 15 minutes late, and 76.6% reached their destination on time. The national figures that month were 75.4% and 74.7%.

How does that compare with a year earlier?

In August 2023, 79.0% of 3,914 departures left on time and 1.2% were cancelled, against 76.0% and 1.8% in August 2024.

Provenance

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