Louis Armstrong New Orleans International in March 2026

70.6%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 March 2026, reporting carriers scheduled 4,485 domestic departures from Louis Armstrong New Orleans International (MSY). 70.6% left less than 15 minutes late and 73.0% reached their destination on time; 2.8% were cancelled.

Nationally that month, 72.8% of flights departed on time and 73.2% arrived on time, so MSY departures were 2.2 points below the national departure figure.

A year earlier, in March 2025, the airport had 4,838 departures with 77.8% leaving on time: a change of −7.2 points, with flights down 7%.

Flights arriving at MSY that month were on time 74.0% of the time (4,482 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 44%, air carrier 28% and national aviation system 22%.

On time 73.0%
Arrived 15+ minutes late 23.9%
Cancelled 2.8%
Diverted 0.3%

Every scheduled departure from MSY in March 2026, judged by arrival at the destination.

March 2026 against a year earlier, the airport's year and the nation

Measure	Mar 2026	Mar 2025	MSY, 12 months to Jul 2026	All reported flights, Mar 2026
Departed on time	70.6%	77.8%	76.0%	72.8%
Arrived on time	73.0%	79.3%	76.9%	73.2%
Cancelled	2.8%	0.9%	1.5%	2.9%
Average departure delay (late minutes only)	20.0 min	17.0 min	17.3 min	20.3 min
Scheduled departures a day	150	161	135	20,403
Scheduled departures	4,485	4,838	49,152	612,102

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	1,644	37%	70.3%	11.5 min	1.6%
AA American Airlines	768	17%	76.2%	17.0 min	1.7%
DL Delta Air Lines	707	16%	77.9%	4.4 min	3.4%
UA United Airlines	619	14%	82.7%	3.7 min	1.6%
NK Spirit Airlines	212	5%	55.2%	26.4 min	12.7%
B6 JetBlue Airways	134	3%	59.7%	30.6 min	1.5%
F9 Frontier Airlines	101	2%	65.3%	20.6 min	4.0%
OH PSA Airlines	92	2%	64.1%	43.2 min	10.9%
AS Alaska Airlines	75	2%	68.0%	12.6 min	2.7%
YX Republic Airline	57	1%	78.9%	3.7 min	5.3%
OO SkyWest Airlines	34	1%	73.5%	6.4 min	0.0%
MQ Envoy Air	24	1%	45.8%	29.9 min	12.5%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
MSY–ATL	New Orleans to Atlanta	346	76.9%	8.2 min	3.2%
MSY–IAH	New Orleans to Houston	257	78.6%	11.5 min	1.9%
MSY–DFW	New Orleans to Dallas/Fort Worth	249	74.7%	19.2 min	2.8%
MSY–ORD	New Orleans to Chicago	248	68.1%	21.0 min	7.3%
MSY–DEN	New Orleans to Denver	229	81.7%	3.4 min	0.4%
MSY–DAL	New Orleans to Dallas	209	71.3%	10.1 min	0.5%
MSY–HOU	New Orleans to Houston	200	55.5%	22.3 min	1.5%
MSY–DCA	New Orleans to Washington	189	60.3%	41.2 min	4.2%
MSY–MCO	New Orleans to Orlando	188	68.1%	9.7 min	5.3%
MSY–AUS	New Orleans to Austin	169	76.3%	6.0 min	1.2%
MSY–FLL	New Orleans to Fort Lauderdale	152	52.0%	33.8 min	9.2%
MSY–CLT	New Orleans to Charlotte	151	82.1%	1.4 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), March 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Mar 2026	Minutes
Air carrier	27.9%	33.5%	22,556
Late-arriving aircraft	43.7%	39.3%	35,263
National Aviation System	22.3%	21.0%	18,034
Extreme weather	3.6%	5.9%	2,937
Security	2.4%	0.2%	1,913

80,703 delay minutes on 1,073 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 March 2026?

70.6% of 4,485 scheduled domestic departures left less than 15 minutes late, and 73.0% reached their destination on time. The national figures that month were 72.8% and 73.2%.

How does that compare with a year earlier?

In March 2025, 77.8% of 4,838 departures left on time and 0.9% were cancelled, against 70.6% and 2.8% in March 2026.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for March 2026; 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.