Louis Armstrong New Orleans International in October 2023

83.0%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 October 2023, reporting carriers scheduled 4,366 domestic departures from Louis Armstrong New Orleans International (MSY). 83.0% left less than 15 minutes late and 84.3% reached their destination on time; 0.2% were cancelled.

Nationally that month, 83.8% of flights departed on time and 84.0% arrived on time, so MSY departures were 0.8 points below the national departure figure.

Flights arriving at MSY that month were on time 82.0% of the time (4,367 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 58%, air carrier 27% and national aviation system 14%.

On time 84.3%
Arrived 15+ minutes late 15.4%
Cancelled 0.2%
Diverted 0.1%

Every scheduled departure from MSY in October 2023, judged by arrival at the destination.

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

Measure	Oct 2023	Year earlier	MSY, 12 months to Jul 2026	All reported flights, Oct 2023
Departed on time	83.0%	—	76.0%	83.8%
Arrived on time	84.3%	—	76.9%	84.0%
Cancelled	0.2%	—	1.5%	0.4%
Average departure delay (late minutes only)	11.3 min	—	17.3 min	11.0 min
Scheduled departures a day	146	—	135	19,966
Scheduled departures	4,366	—	49,152	598,968

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	1,752	40%	82.9%	2.7 min	0.2%
DL Delta Air Lines	608	14%	88.7%	-5.1 min	0.0%
UA United Airlines	580	13%	90.5%	-5.9 min	0.0%
AA American Airlines	552	13%	83.5%	9.8 min	0.4%
NK Spirit Airlines	373	9%	85.3%	1.0 min	0.5%
MQ Envoy Air	174	4%	76.4%	6.5 min	0.0%
B6 JetBlue Airways	163	4%	68.7%	15.1 min	0.0%
AS Alaska Airlines	62	1%	93.5%	-11.3 min	0.0%
F9 Frontier Airlines	52	1%	84.6%	1.1 min	0.0%
OH PSA Airlines	39	1%	87.2%	-5.7 min	0.0%
G4 Allegiant Air	9	0%	44.4%	42.4 min	0.0%
OO SkyWest Airlines	2	0%	50.0%	7.5 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
MSY–ATL	New Orleans to Atlanta	393	87.3%	-0.4 min	0.0%
MSY–IAH	New Orleans to Houston	257	88.3%	-2.0 min	0.0%
MSY–DFW	New Orleans to Dallas/Fort Worth	252	77.4%	9.7 min	0.8%
MSY–AUS	New Orleans to Austin	226	74.3%	8.0 min	0.0%
MSY–HOU	New Orleans to Houston	222	85.6%	-3.4 min	0.9%
MSY–DAL	New Orleans to Dallas	214	85.5%	6.7 min	0.5%
MSY–MCO	New Orleans to Orlando	214	82.2%	1.9 min	0.0%
MSY–DEN	New Orleans to Denver	194	85.1%	2.3 min	0.0%
MSY–DCA	New Orleans to Washington	151	84.1%	6.4 min	0.0%
MSY–MIA	New Orleans to Miami	151	81.5%	5.3 min	0.0%
MSY–LGA	New Orleans to New York	147	87.8%	-7.7 min	0.0%
MSY–CLT	New Orleans to Charlotte	140	90.7%	-0.9 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), October 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Oct 2023	Minutes
Air carrier	26.8%	41.3%	10,832
Late-arriving aircraft	57.6%	40.5%	23,333
National Aviation System	13.7%	14.4%	5,559
Extreme weather	1.8%	3.7%	709
Security	0.1%	0.2%	44

40,477 delay minutes on 674 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 October 2023?

83.0% of 4,366 scheduled domestic departures left less than 15 minutes late, and 84.3% reached their destination on time. The national figures that month were 83.8% and 84.0%.

How does that compare with a year earlier?

October 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 October 2023; 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.