FlightRecord

New Orleans (MSY) to Los Angeles (LAX): On-Time Performance

Data through July 2026

When you fly MSY to LAX matters as much as anything else about the booking: the route swung from 94% on-time in October 2024 to just 65% in July 2024. Across the full period the route averages 80% on-time against a national 78%. Morning departures also hold up better than evening ones (92% vs 74%), which matters most in the rough months.

On-time
80%
arrived <15 min late
Avg delay
16 min
completed flights
Cancelled
1.2%
Flights/day
4.0
last 12 months
Duration
4h 17m
scheduled
Distance
1,671 mi

Best airline from MSY to LAX

3 airlines flew this route regularly between 2024-07 and 2026-07.

AirlineOn-timeAvg delayCancelledFlights
Delta Air Linesmost reliable83%16 min1.3%2,013
Spirit Airlines83%14 min1.8%559
Southwest Airlines69%17 min0.4%764

Monthly on-time trend

Monthly on-time percentage for MSY to LAX flights50%75%100%August 2024: 88% on-time (131 flights)88Aug 2024September 2024: 80% on-time (128 flights)80October 2024: 94% on-time (147 flights)94November 2024: 90% on-time (135 flights)90Nov 2024December 2024: 84% on-time (144 flights)84January 2025: 81% on-time (133 flights)81February 2025: 77% on-time (163 flights)77Feb 2025March 2025: 83% on-time (180 flights)83April 2025: 83% on-time (164 flights)83May 2025: 71% on-time (150 flights)71May 2025June 2025: 73% on-time (142 flights)73July 2025: 80% on-time (145 flights)80August 2025: 87% on-time (118 flights)87Aug 2025September 2025: 86% on-time (121 flights)86October 2025: 79% on-time (175 flights)79November 2025: 84% on-time (141 flights)84Nov 2025December 2025: 79% on-time (145 flights)79January 2026: 79% on-time (110 flights)79February 2026: 82% on-time (109 flights)82Feb 2026March 2026: 82% on-time (115 flights)82April 2026: 79% on-time (112 flights)79May 2026: 70% on-time (107 flights)70May 2026June 2026: 70% on-time (101 flights)70July 2026: 66% on-time (103 flights)66

Best time to fly from MSY to LAX

Aim for departures around 6 a.m. (93% on-time); avoid 7 p.m. departures (69%).

On-time percentage by scheduled departure hour, MSY to LAX5 a.m.: 96% on-time (28 flights)56 a.m.: 93% on-time (552 flights)67 a.m.: 93% on-time (261 flights)78 a.m.: 88% on-time (122 flights)89 a.m.: 71% on-time (21 flights)911 a.m.: 89% on-time (46 flights)1112 p.m.: 72% on-time (45 flights)121 p.m.: 76% on-time (110 flights)132 p.m.: 72% on-time (438 flights)143 p.m.: 75% on-time (550 flights)154 p.m.: 82% on-time (173 flights)165 p.m.: 71% on-time (158 flights)176 p.m.: 72% on-time (333 flights)187 p.m.: 69% on-time (158 flights)198 p.m.: 83% on-time (266 flights)209 p.m.: 74% on-time (94 flights)21scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday77%19 min
Tuesdaybest84%13 min
Wednesday83%17 min
Thursday80%15 min
Friday81%15 min
Saturday80%17 min
Sunday76%17 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft42%
  • Airline operations46%
  • National airspace system9%
  • Weather3%

Frequently asked questions

How often are flights from MSY to LAX delayed?
20% of MSY–LAX flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 16 minutes.
Which airline is most reliable from MSY to LAX?
Delta Air Lines has the best on-time record on this route at 83%, based on 2,013 flights. 3 airlines flew MSY–LAX frequently enough to compare in this period.
What is the best time of day to fly from MSY to LAX?
Departures around 6 a.m. have the best record (93% on-time), while departures around 7 p.m. have the worst (69%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from MSY to LAX?
The scheduled MSY–LAX flight time averages 4h 17m over 1,671 miles. Actual arrival times vary — flights on this route land 15+ minutes late 20% of the time.
How often are MSY to LAX flights cancelled?
1.2% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
What is the worst month to fly from MSY to LAX?
July 2024 was the roughest month in this dataset, with only 65% of arrivals on time. The best was October 2024 at 94%. If your dates are flexible, that 29-point gap is worth planning around.

Based on 3,357 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.