Friedman Memorial in July 2024

87.6%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 July 2024, reporting carriers scheduled 194 domestic departures from Friedman Memorial (SUN). 87.6% left less than 15 minutes late and 86.6% reached their destination on time; 0.5% were cancelled.

Nationally that month, 68.5% of flights departed on time and 68.1% arrived on time, so SUN departures were 19.1 points above the national departure figure.

Flights arriving at SUN that month were on time 79.9% of the time (194 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 72%, national aviation system 15% and late-arriving aircraft 10%.

On time 86.6%
Arrived 15+ minutes late 12.9%
Cancelled 0.5%
Diverted 0.0%

Every scheduled departure from SUN in July 2024, judged by arrival at the destination.

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

Measure	Jul 2024	Year earlier	SUN, 12 months to Jul 2026	All reported flights, Jul 2024
Departed on time	87.6%	—	84.7%	68.5%
Arrived on time	86.6%	—	83.0%	68.1%
Cancelled	0.5%	—	1.1%	2.9%
Average departure delay (late minutes only)	14.5 min	—	16.2 min	24.9 min
Scheduled departures a day	7	—	8	21,154
Scheduled departures	194	—	2,745	634,613

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	194	100%	86.6%	1.1 min	0.5%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
SUN–DEN	Sun Valley/Hailey/Ketchum to Denver	62	90.3%	-10.2 min	1.6%
SUN–SLC	Sun Valley/Hailey/Ketchum to Salt Lake City	62	90.3%	12.4 min	0.0%
SUN–LAX	Sun Valley/Hailey/Ketchum to Los Angeles	31	87.1%	0.3 min	0.0%
SUN–SFO	Sun Valley/Hailey/Ketchum to San Francisco	31	67.7%	4.6 min	0.0%
SUN–ORD	Sun Valley/Hailey/Ketchum to Chicago	8	100.0%	-10.5 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), July 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Jul 2024	Minutes
Air carrier	72.2%	36.6%	1,936
Late-arriving aircraft	10.0%	42.7%	268
National Aviation System	15.2%	16.0%	407
Extreme weather	2.6%	4.6%	70
Security	0.0%	0.1%	0

2,681 delay minutes on 25 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 SUN on time in July 2024?

87.6% of 194 scheduled domestic departures left less than 15 minutes late, and 86.6% reached their destination on time. The national figures that month were 68.5% and 68.1%.

How does that compare with a year earlier?

July 2023 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 July 2024; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for SUN · methodology · corrections.