Harry Reid International in November 2023

83.3%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 November 2023, reporting carriers scheduled 16,234 domestic departures from Harry Reid International (LAS). 83.3% left less than 15 minutes late and 84.1% reached their destination on time; 0.3% were cancelled.

Nationally that month, 86.0% of flights departed on time and 86.2% arrived on time, so LAS departures were 2.7 points below the national departure figure.

Flights arriving at LAS that month were on time 85.0% of the time (16,237 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 42%, air carrier 33% and national aviation system 22%.

On time 84.1%
Arrived 15+ minutes late 15.6%
Cancelled 0.3%
Diverted 0.0%

Every scheduled departure from LAS in November 2023, judged by arrival at the destination.

November 2023 against a year earlier, the airport's year and the nation

Measure	Nov 2023	Year earlier	LAS, 12 months to Jul 2026	All reported flights, Nov 2023
Departed on time	83.3%	—	73.8%	86.0%
Arrived on time	84.1%	—	76.8%	86.2%
Cancelled	0.3%	—	0.9%	0.1%
Average departure delay (late minutes only)	10.0 min	—	16.3 min	9.4 min
Scheduled departures a day	541	—	474	18,793
Scheduled departures	16,234	—	172,932	563,777

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	7,502	46%	83.3%	0.8 min	0.4%
NK Spirit Airlines	2,414	15%	82.4%	1.5 min	0.3%
DL Delta Air Lines	1,309	8%	90.5%	-7.8 min	0.1%
UA United Airlines	1,174	7%	89.9%	-6.7 min	0.3%
AA American Airlines	1,138	7%	84.7%	4.5 min	0.1%
F9 Frontier Airlines	1,054	6%	84.3%	0.6 min	0.0%
G4 Allegiant Air	665	4%	82.9%	-1.7 min	0.0%
AS Alaska Airlines	414	3%	84.8%	-0.6 min	0.2%
B6 JetBlue Airways	249	2%	76.7%	3.6 min	1.2%
OO SkyWest Airlines	202	1%	75.2%	14.3 min	0.5%
HA Hawaiian Airlines	113	1%	67.3%	12.0 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
LAS–LAX	Las Vegas to Los Angeles	838	81.0%	6.6 min	0.4%
LAS–DEN	Las Vegas to Denver	755	85.2%	-1.5 min	0.5%
LAS–SEA	Las Vegas to Seattle	591	87.0%	-2.8 min	0.2%
LAS–SAN	Las Vegas to San Diego	587	80.4%	3.5 min	0.5%
LAS–PHX	Las Vegas to Phoenix	569	87.3%	1.1 min	0.2%
LAS–SFO	Las Vegas to San Francisco	497	81.7%	2.0 min	0.2%
LAS–DFW	Las Vegas to Dallas/Fort Worth	489	80.4%	4.9 min	0.2%
LAS–SMF	Las Vegas to Sacramento	485	82.9%	3.6 min	0.6%
LAS–ATL	Las Vegas to Atlanta	446	88.3%	-3.4 min	0.2%
LAS–OAK	Las Vegas to Oakland	431	80.5%	4.7 min	1.4%
LAS–ORD	Las Vegas to Chicago	415	89.4%	-4.0 min	0.0%
LAS–RNO	Las Vegas to Reno	388	88.1%	-3.3 min	0.5%

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), November 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Nov 2023	Minutes
Air carrier	33.3%	42.5%	45,592
Late-arriving aircraft	41.7%	37.3%	56,955
National Aviation System	22.4%	16.2%	30,613
Extreme weather	2.4%	3.7%	3,279
Security	0.2%	0.3%	299

136,738 delay minutes on 2,527 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 LAS on time in November 2023?

83.3% of 16,234 scheduled domestic departures left less than 15 minutes late, and 84.1% reached their destination on time. The national figures that month were 86.0% and 86.2%.

How does that compare with a year earlier?

November 2022 is outside the 36 months on file, or the airport had too few reported flights that month.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for November 2023; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for LAS · methodology · corrections.