Louis Armstrong New Orleans International in June 2026

68.6%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 June 2026, reporting carriers scheduled 3,709 domestic departures from Louis Armstrong New Orleans International (MSY). 68.6% left less than 15 minutes late and 68.8% reached their destination on time; 1.1% were cancelled.

Nationally that month, 72.2% of flights departed on time and 72.8% arrived on time, so MSY departures were 3.6 points below the national departure figure.

A year earlier, in June 2025, the airport had 4,062 departures with 67.4% leaving on time: a change of +1.2 points, with flights down 9%.

Flights arriving at MSY that month were on time 69.6% of the time (3,708 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 47%, air carrier 26% and national aviation system 18%.

On time 68.8%
Arrived 15+ minutes late 29.5%
Cancelled 1.1%
Diverted 0.6%

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

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

Measure	Jun 2026	Jun 2025	MSY, 12 months to Jul 2026	All reported flights, Jun 2026
Departed on time	68.6%	67.4%	76.0%	72.2%
Arrived on time	68.8%	66.8%	76.9%	72.8%
Cancelled	1.1%	1.8%	1.5%	1.6%
Average departure delay (late minutes only)	24.8 min	27.3 min	17.3 min	20.6 min
Scheduled departures a day	124	135	135	20,253
Scheduled departures	3,709	4,062	49,152	607,577

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	1,488	40%	64.8%	19.5 min	0.1%
AA American Airlines	612	17%	65.2%	33.2 min	2.5%
DL Delta Air Lines	588	16%	78.6%	4.3 min	1.7%
UA United Airlines	485	13%	75.3%	10.9 min	0.4%
B6 JetBlue Airways	121	3%	67.8%	12.5 min	0.0%
OH PSA Airlines	96	3%	68.8%	33.4 min	5.2%
F9 Frontier Airlines	85	2%	65.9%	21.6 min	3.5%
OO SkyWest Airlines	81	2%	61.7%	22.5 min	2.5%
AS Alaska Airlines	60	2%	63.3%	23.4 min	1.7%
MQ Envoy Air	53	1%	73.6%	6.5 min	1.9%
YX Republic Airline	40	1%	72.5%	9.1 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
MSY–ATL	New Orleans to Atlanta	304	80.3%	3.0 min	0.7%
MSY–DFW	New Orleans to Dallas/Fort Worth	227	58.6%	29.0 min	5.7%
MSY–IAH	New Orleans to Houston	206	72.8%	18.8 min	0.5%
MSY–ORD	New Orleans to Chicago	206	65.0%	20.8 min	2.4%
MSY–HOU	New Orleans to Houston	192	66.7%	15.9 min	0.0%
MSY–MCO	New Orleans to Orlando	177	72.3%	11.7 min	0.6%
MSY–DEN	New Orleans to Denver	163	65.6%	16.1 min	0.6%
MSY–DAL	New Orleans to Dallas	162	56.2%	24.7 min	0.0%
MSY–AUS	New Orleans to Austin	159	64.2%	16.4 min	0.0%
MSY–DCA	New Orleans to Washington	142	62.0%	36.2 min	3.5%
MSY–CLT	New Orleans to Charlotte	128	69.5%	44.6 min	0.0%
MSY–MIA	New Orleans to Miami	120	84.2%	12.2 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), June 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Jun 2026	Minutes
Air carrier	25.9%	30.8%	22,202
Late-arriving aircraft	46.6%	42.1%	39,876
National Aviation System	18.1%	20.3%	15,519
Extreme weather	9.4%	6.7%	8,059
Security	0.0%	0.1%	0

85,656 delay minutes on 1,094 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 June 2026?

68.6% of 3,709 scheduled domestic departures left less than 15 minutes late, and 68.8% reached their destination on time. The national figures that month were 72.2% and 72.8%.

How does that compare with a year earlier?

In June 2025, 67.4% of 4,062 departures left on time and 1.8% were cancelled, against 68.6% and 1.1% in June 2026.

Provenance

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