Allegiant Air in August 2025

75.7%arrived 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 2025, Allegiant Air (G4) reported 10,499 scheduled domestic flights. 75.7% arrived on time, 0.1% were cancelled and 0.3% diverted.

All reporting carriers together recorded 76.3% on time and 1.1% cancelled that month, so the carrier was 0.6 points below the combined figure.

A year earlier, in August 2024, it reported 9,244 flights with 73.2% on time: a change of +2.5 points.

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 37%, late-arriving aircraft 36% and extreme weather 14%.

On time 75.7%
Arrived 15+ minutes late 23.9%
Cancelled 0.1%
Diverted 0.3%

Every scheduled domestic flight reported by Allegiant Air in August 2025.

August 2025 against a year earlier, the carrier's year and all carriers

Measure	Aug 2025	Aug 2024	G4, 12 months to Jul 2026	All carriers, Aug 2025
Arrived on time	75.7%	73.2%	73.3%	76.3%
Departed on time	78.0%	74.7%	75.4%	76.8%
Cancelled	0.1%	2.2%	0.7%	1.1%
Average arrival delay	15.8 min	13.8 min	15.2 min	9.2 min
Scheduled flights a day	350	308	347	20,079
Scheduled flights	10,499	9,244	126,499	602,378

119 airports and 1,012 routes had G4 flights that month.

Busiest airports that month

Airport	Departures	On time	Avg arrival delay	Cancelled
SFB Sanford	788	64.3%	27.9 min	0.1%
PIE St. Petersburg	749	75.0%	6.9 min	0.0%
LAS Las Vegas	588	86.2%	3.2 min	0.0%
PGD Punta Gorda	408	82.6%	1.7 min	0.2%
AZA Phoenix	392	85.2%	3.0 min	0.0%
VPS Valparaiso	363	82.1%	10.2 min	0.0%
CVG Cincinnati	326	79.8%	11.0 min	0.0%
FLL Fort Lauderdale	295	75.9%	10.0 min	0.0%
TYS Knoxville	295	76.9%	15.3 min	0.0%
AVL Asheville	284	67.6%	20.7 min	0.0%
MYR Myrtle Beach	266	76.3%	11.4 min	0.4%
BNA Nashville	256	84.0%	1.5 min	0.0%
GRR Grand Rapids	184	77.2%	6.3 min	0.0%
SRQ Sarasota/Bradenton	182	83.0%	-2.4 min	0.0%
DSM Des Moines	173	84.4%	12.5 min	0.0%

By scheduled departure hour

On-time share:under 62%6270768288% and over

Share of G4 flights that arrived on time, by scheduled departure hour (local time at each origin), August 2025.

Delay causes

BTS cause category	Share of delay minutes	All carriers, Aug 2025	Minutes
Air carrier	37.0%	33.1%	92,914
Late-arriving aircraft	36.2%	40.5%	90,932
National Aviation System	12.3%	19.2%	31,047
Extreme weather	14.3%	7.0%	35,863
Security	0.3%	0.1%	668

251,424 delay minutes on 2,513 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

What share of Allegiant Air flights were on time in August 2025?

75.7% of 10,499 scheduled domestic flights arrived less than 15 minutes late; all reporting carriers together recorded 76.3% that month.

How does that compare with a year earlier?

In August 2024 the carrier reported 9,244 flights with 73.2% on time and 2.2% cancelled, against 75.7% and 0.1% in August 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for August 2025; public domain. Domestic scheduled flights, totals and averages only. The site's data runs through July 2026. Full record for Allegiant Air · methodology · corrections.