Los Angeles International in August 2024

81.9%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 August 2024, reporting carriers scheduled 17,177 domestic departures from Los Angeles International (LAX). 81.9% left less than 15 minutes late and 80.7% reached their destination on time; 0.8% were cancelled.

Nationally that month, 75.4% of flights departed on time and 74.7% arrived on time, so LAX departures were 6.5 points above the national departure figure.

A year earlier, in August 2023, the airport had 17,683 departures with 78.6% leaving on time: a change of +3.3 points, with flights down 3%.

Flights arriving at LAX that month were on time 80.2% of the time (17,184 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 39%, air carrier 38% and national aviation system 22%.

On time 80.7%
Arrived 15+ minutes late 18.1%
Cancelled 0.8%
Diverted 0.3%

Every scheduled departure from LAX in August 2024, judged by arrival at the destination.

August 2024 against a year earlier, the airport's year and the nation

Measure	Aug 2024	Aug 2023	LAX, 12 months to Jul 2026	All reported flights, Aug 2024
Departed on time	81.9%	78.6%	79.0%	75.4%
Arrived on time	80.7%	79.0%	79.0%	74.7%
Cancelled	0.8%	1.0%	0.9%	2.1%
Average departure delay (late minutes only)	13.5 min	15.7 min	15.1 min	18.4 min
Scheduled departures a day	573	589	521	20,634
Scheduled departures	17,177	17,683	190,106	619,025

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
DL Delta Air Lines	3,223	19%	82.9%	1.6 min	0.2%
OO SkyWest Airlines	3,169	18%	86.6%	1.6 min	0.0%
AA American Airlines	2,625	15%	76.7%	10.5 min	1.3%
UA United Airlines	2,511	15%	80.4%	5.4 min	1.3%
WN Southwest Airlines	2,215	13%	84.2%	-0.3 min	0.4%
NK Spirit Airlines	1,212	7%	74.9%	9.5 min	1.7%
AS Alaska Airlines	852	5%	82.6%	1.2 min	0.9%
B6 JetBlue Airways	739	4%	72.7%	9.9 min	1.9%
F9 Frontier Airlines	287	2%	56.8%	28.5 min	0.7%
HA Hawaiian Airlines	218	1%	67.0%	29.2 min	0.9%
G4 Allegiant Air	126	1%	76.2%	6.0 min	1.6%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
LAX–SFO	Los Angeles to San Francisco	1,005	77.0%	5.3 min	0.2%
LAX–JFK	Los Angeles to New York	876	75.0%	7.6 min	2.4%
LAX–LAS	Los Angeles to Las Vegas	842	74.3%	10.3 min	0.2%
LAX–SEA	Los Angeles to Seattle	695	81.0%	2.6 min	0.7%
LAX–DEN	Los Angeles to Denver	679	82.2%	4.3 min	0.4%
LAX–PHX	Los Angeles to Phoenix	652	81.9%	6.4 min	0.3%
LAX–DFW	Los Angeles to Dallas/Fort Worth	609	73.1%	15.0 min	1.0%
LAX–ORD	Los Angeles to Chicago	609	78.2%	10.1 min	1.3%
LAX–SJC	Los Angeles to San Jose	551	90.7%	-4.8 min	0.2%
LAX–HNL	Los Angeles to Honolulu	524	75.2%	13.6 min	0.6%
LAX–EWR	Los Angeles to Newark	495	76.8%	6.9 min	4.4%
LAX–IAH	Los Angeles to Houston	484	81.6%	5.2 min	0.8%

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), August 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Aug 2024	Minutes
Air carrier	38.0%	33.8%	81,746
Late-arriving aircraft	38.7%	39.8%	83,365
National Aviation System	21.6%	20.4%	46,463
Extreme weather	1.6%	5.9%	3,412
Security	0.1%	0.1%	267

215,253 delay minutes on 3,117 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 LAX on time in August 2024?

81.9% of 17,177 scheduled domestic departures left less than 15 minutes late, and 80.7% reached their destination on time. The national figures that month were 75.4% and 74.7%.

How does that compare with a year earlier?

In August 2023, 78.6% of 17,683 departures left on time and 1.0% were cancelled, against 81.9% and 0.8% in August 2024.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for August 2024; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for LAX · methodology · corrections.