St George Regional in August 2025

89.4%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 2025, reporting carriers scheduled 376 domestic departures from St George Regional (SGU). 89.4% left less than 15 minutes late and 87.5% reached their destination on time; 0.0% were cancelled.

Nationally that month, 76.8% of flights departed on time and 76.3% arrived on time, so SGU departures were 12.6 points above the national departure figure.

A year earlier, in August 2024, the airport had 235 departures with 85.5% leaving on time: a change of +3.9 points, with flights up 60%.

Flights arriving at SGU that month were on time 85.1% of the time (376 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 65%, late-arriving aircraft 18% and national aviation system 12%.

On time 87.5%
Arrived 15+ minutes late 11.4%
Cancelled 0.0%
Diverted 1.1%

Every scheduled departure from SGU in August 2025, judged by arrival at the destination.

August 2025 against a year earlier, the airport's year and the nation

Measure	Aug 2025	Aug 2024	SGU, 12 months to Jul 2026	All reported flights, Aug 2025
Departed on time	89.4%	85.5%	87.6%	76.8%
Arrived on time	87.5%	82.6%	85.4%	76.3%
Cancelled	0.0%	0.0%	0.2%	1.1%
Average departure delay (late minutes only)	10.2 min	29.8 min	12.5 min	17.6 min
Scheduled departures a day	13	8	13	20,079
Scheduled departures	376	235	4,709	602,378

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	376	100%	87.5%	-3.0 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
SGU–SLC	St. George to Salt Lake City	132	95.5%	-11.2 min	0.0%
SGU–DEN	St. George to Denver	92	69.6%	21.2 min	0.0%
SGU–DFW	St. George to Dallas/Fort Worth	61	90.2%	-8.5 min	0.0%
SGU–PHX	St. George to Phoenix	61	90.2%	-8.0 min	0.0%
SGU–LAX	St. George to Los Angeles	30	96.7%	-17.3 min	0.0%

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 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Aug 2025	Minutes
Air carrier	65.1%	33.1%	2,531
Late-arriving aircraft	17.5%	40.5%	680
National Aviation System	12.0%	19.2%	465
Extreme weather	5.4%	7.0%	211
Security	0.0%	0.1%	0

3,887 delay minutes on 43 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 SGU on time in August 2025?

89.4% of 376 scheduled domestic departures left less than 15 minutes late, and 87.5% reached their destination on time. The national figures that month were 76.8% and 76.3%.

How does that compare with a year earlier?

In August 2024, 85.5% of 235 departures left on time and 0.0% were cancelled, against 89.4% and 0.0% in August 2025.

Provenance

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