Friedman Memorial in March 2026

84.3%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 March 2026, reporting carriers scheduled 345 domestic departures from Friedman Memorial (SUN). 84.3% left less than 15 minutes late and 85.2% reached their destination on time; 1.2% were cancelled.

Nationally that month, 72.8% of flights departed on time and 73.2% arrived on time, so SUN departures were 11.5 points above the national departure figure.

A year earlier, in March 2025, the airport had 280 departures with 87.1% leaving on time: a change of −2.8 points, with flights up 23%.

Flights arriving at SUN that month were on time 81.6% of the time (343 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 33%, national aviation system 26% and extreme weather 21%.

On time 85.2%
Arrived 15+ minutes late 13.3%
Cancelled 1.2%
Diverted 0.3%

Every scheduled departure from SUN in March 2026, judged by arrival at the destination.

March 2026 against a year earlier, the airport's year and the nation

Measure	Mar 2026	Mar 2025	SUN, 12 months to Jul 2026	All reported flights, Mar 2026
Departed on time	84.3%	87.1%	84.7%	72.8%
Arrived on time	85.2%	85.4%	83.0%	73.2%
Cancelled	1.2%	0.0%	1.1%	2.9%
Average departure delay (late minutes only)	17.1 min	16.3 min	16.2 min	20.3 min
Scheduled departures a day	12	9	8	20,403
Scheduled departures	345	280	2,745	612,102

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	345	100%	85.2%	1.3 min	1.2%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
SUN–SLC	Sun Valley/Hailey/Ketchum to Salt Lake City	93	97.8%	-3.8 min	0.0%
SUN–DEN	Sun Valley/Hailey/Ketchum to Denver	62	90.3%	-7.8 min	0.0%
SUN–ORD	Sun Valley/Hailey/Ketchum to Chicago	62	50.0%	45.9 min	3.2%
SUN–LAX	Sun Valley/Hailey/Ketchum to Los Angeles	44	93.2%	-8.9 min	0.0%
SUN–SFO	Sun Valley/Hailey/Ketchum to San Francisco	40	92.5%	-23.0 min	0.0%
SUN–PHX	Sun Valley/Hailey/Ketchum to Phoenix	31	87.1%	-4.3 min	3.2%
SUN–SEA	Sun Valley/Hailey/Ketchum to Seattle	13	84.6%	-4.0 min	7.7%

By scheduled departure hour

100

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

Share of departures that left less than 15 minutes late, by scheduled hour (local time), March 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Mar 2026	Minutes
Air carrier	33.3%	33.5%	1,835
Late-arriving aircraft	20.2%	39.3%	1,115
National Aviation System	25.8%	21.0%	1,423
Extreme weather	20.6%	5.9%	1,138
Security	0.0%	0.2%	0

5,511 delay minutes on 46 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 March 2026?

84.3% of 345 scheduled domestic departures left less than 15 minutes late, and 85.2% reached their destination on time. The national figures that month were 72.8% and 73.2%.

How does that compare with a year earlier?

In March 2025, 87.1% of 280 departures left on time and 0.0% were cancelled, against 84.3% and 1.2% in March 2026.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for March 2026; 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.