ON TIMEBOARD

LAX → MSY on time

Los Angeles LAX (Los Angeles, CA) to New Orleans (New Orleans, LA). Every scheduled flight, September 2025 to August 2026.

On time
77%
arrived < 15 min late
Cancelled
0.6%
1,431 flights
Typical arrival
−3 min
median vs schedule
When late
+65 min
average delay
Flights / day
4
3 airlines

77% of flights from Los Angeles to New Orleans arrived on time over the past 12 months. That is about the typical U.S. route. The 6 a.m. departures ran on time 93% of the time; the 1 p.m. ones 59%. Most reliable airline: Delta Air Lines (81%). 8% of flights arrived more than an hour late or not at all.

How late?

The on-time rate treats a flight 20 minutes late the same as one 5 hours late. Here's the split for LAX → MSY: when a flight was late, it was under 45 minutes late 58% of the time. About 1 in 14 flights landed an hour or more late, and 1 in 95 three hours or more; 0.6% were cancelled outright.

Share of all 1,431 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
Delta Air Lines94981%0.4%−7 min7.4%+69 minDelta Air Lines
Southwest Airlines35670%0.3%+5 min5.3%+44 minSouthwest Airlines
Spirit Airlines12672%3.2%−2 min11.9%+118 minSpirit Airlines

Airline = the name on the ticket. Regional flights (e.g. "Delta Connection") count under the ticketing airline, and the operator is listed.

Best time of day to fly

On-time rate by scheduled departure hour (local time at LAX). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%6 a.m. departures: 93% on time (134 flights)936a7 a.m. departures: 90% on time (257 flights)907a8 a.m. departures: too few flights (82 flights)8a9 a.m. departures: 84% on time (119 flights)849a10 a.m. departures: too few flights (84 flights)10a11 a.m. departures: too few flights (66 flights)11anoon departures: too few flights (99 flights)12p1 p.m. departures: 59% on time (170 flights)591p2 p.m. departures: too few flights (9 flights)2p3 p.m. departures: too few flights (51 flights)3p4 p.m. departures: too few flights (30 flights)4p5 p.m. departures: too few flights (5 flights)5p6 p.m. departures: 72% on time (261 flights)726p7 p.m. departures: too few flights (17 flights)7p8 p.m. departures: too few flights8p9 p.m. departures: too few flights9p10 p.m. departures: too few flights10p11 p.m. departures: too few flights (47 flights)11p
LAX → MSY, share of flights arriving on time, by departure hour. Hours with under 100 flights are greyed out.
82%+ on time76–82%68–76%under 68%too few flights

By airline and hour

DepartsDelta Air Lines
6 a.m.95%
7 a.m.91%
6 p.m.72%

Last flight of the day

On LAX → MSY, each airline's last flight of the day was cancelled 0.8% of the time, against 0.3% for its earlier flights (2.3× as often). It arrived 3+ hours late 1.3% of the time (earlier flights: 1.0%). It matters more than the numbers suggest. Miss an earlier flight and there's another one that evening; miss the last one and you're usually waiting until morning.

AirlineLast departureLast: cancelledLast: 3h+ lateEarlier: cancelledNext morning
Delta Air Lines4:00 p.m.0.5%1.1%0.3%first flight 6:20 a.m.

Last flight = the airline's last scheduled departure on this route that day, on days it flies the route at least twice; past 12 months. Times are typical scheduled times over the latest three months.

If you need to be in MSY tonight, book an earlier flight so there's a backup if it's cancelled.

By month

Each calendar month pooled over 2023–2026. Best: September (91%). Worst: June (74%).

40%70%100%Jan: 79% on time (371 flights)79JanFeb: 81% on time (395 flights)81FebMar: 78% on time (436 flights)78MarApr: 83% on time (422 flights)83AprMay: 82% on time (422 flights)82MayJun: 74% on time (385 flights)74JunJul: 75% on time (385 flights)75JulAug: 88% on time (337 flights)88AugSep: 91% on time (384 flights)91SepOct: 85% on time (459 flights)85OctNov: 83% on time (403 flights)83NovDec: 83% on time (428 flights)83Dec

By day of week

DayFlightsOn timeCancelled
Monday22778%0.4%
Tuesday19481%0.0%
Wednesday19686%0.0%
Thursday22379%0.4%
Friday22677%0.9%
Saturday14476%0.7%
Sunday22166%1.8%

Why flights were late

Share of delay minutes on flights 15+ minutes late, as reported to BTS by the airlines.

Airline (crew, maintenance, ops) 51%Late inbound plane 34%Air traffic & airport (NAS) 15%Severe weather 1%

Cancellations: airline 5 · weather 4

Month by month

60%80%100%Sep 2023Jan 2024Jan 2025Jan 2026Sep 2023: 93% on time, 0.0% cancelledOct 2023: 82% on time, 0.0% cancelledNov 2023: 87% on time, 0.0% cancelledDec 2023: 88% on time, 0.0% cancelledJan 2024: 80% on time, 0.0% cancelledFeb 2024: 79% on time, 0.0% cancelledMar 2024: 82% on time, 0.0% cancelledApr 2024: 79% on time, 0.7% cancelledMay 2024: 84% on time, 0.0% cancelledJun 2024: 76% on time, 0.0% cancelledJul 2024: 74% on time, 8.0% cancelledAug 2024: 87% on time, 0.0% cancelledSep 2024: 91% on time, 2.3% cancelledOct 2024: 89% on time, 0.0% cancelledNov 2024: 90% on time, 0.0% cancelledDec 2024: 85% on time, 0.7% cancelledJan 2025: 80% on time, 10.5% cancelledFeb 2025: 85% on time, 0.0% cancelledMar 2025: 83% on time, 0.6% cancelledApr 2025: 87% on time, 0.0% cancelledMay 2025: 87% on time, 0.0% cancelledJun 2025: 76% on time, 0.7% cancelledJul 2025: 78% on time, 0.0% cancelledAug 2025: 88% on time, 0.0% cancelledSep 2025: 89% on time, 0.0% cancelledOct 2025: 84% on time, 0.6% cancelledNov 2025: 72% on time, 0.7% cancelledDec 2025: 77% on time, 1.4% cancelledJan 2026: 77% on time, 0.9% cancelledFeb 2026: 78% on time, 1.8% cancelledMar 2026: 66% on time, 0.9% cancelledApr 2026: 81% on time, 0.0% cancelledMay 2026: 72% on time, 0.0% cancelledJun 2026: 70% on time, 1.0% cancelledJul 2026: 70% on time, 0.0% cancelled
Share of flights on time, by month (hover a point for cancellations)
LAX → MSY, monthly on-time and cancellation rate.

Flight numbers on this route

Regular flights with at least 120 scheduled trips in the past year. Sorted by departure time.

FlightDepartsFlightsOn timeCancelledTypical arrivalOperated by
DL 11127:20 a.m.22491%0.0%−8 minDelta Air Lines
DL 209612:00 p.m.24371%0.4%−3 minDelta Air Lines
DL 21546:35 p.m.22874%0.9%−6 minDelta Air Lines

Worst days in the past year

DateFlightsOn timeCancelled
Dec 23, 202550%0
Jun 21, 202640%0
Jul 12, 202640%0
Jan 10, 202630%0
Nov 9, 2025520%0

Questions

How often are flights from LAX to MSY on time?

77% of 1,431 scheduled flights from Los Angeles, CA to New Orleans, LA arrived within 15 minutes of schedule between September 2025 and August 2026. 0.6% were cancelled.

What is the best time of day to fly LAX to MSY?

Flights scheduled to leave at 6 a.m. were the most reliable (93% on time). The 1 p.m. departures were the least (59%).

Which airline is most on time from LAX to MSY?

Delta Air Lines: 81% of its 949 flights on the route arrived on time. Southwest Airlines: 70%. Spirit Airlines: 72%.

What month has the most delays from LAX to MSY?

June (74% on time). The best month is September (91%), over 2023–2026.

Is the last flight of the day from LAX to MSY more likely to be cancelled?

Yes. Each airline's last LAX–MSY flight of the day was cancelled 0.8% of the time over the past year, against 0.3% for its earlier flights. If the last flight is cancelled, the next one is usually the following morning.

Related

Domestic flights by the airlines that report to the U.S. DOT, plus their regional partners. "On time" means arriving less than 15 minutes after schedule; cancelled and diverted flights count as not on time. Past performance is a guide, not a forecast. Method.