Fresno Yosemite International in September 2025

86.2%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 September 2025, reporting carriers scheduled 1,127 domestic departures from Fresno Yosemite International (FAT). 86.2% left less than 15 minutes late and 83.3% reached their destination on time; 0.6% were cancelled.

Nationally that month, 83.1% of flights departed on time and 82.8% arrived on time, so FAT departures were 3.1 points above the national departure figure.

A year earlier, in September 2024, the airport had 1,010 departures with 85.7% leaving on time: a change of +0.5 points, with flights up 12%.

Flights arriving at FAT that month were on time 83.5% of the time (1,128 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 46%, national aviation system 30% and late-arriving aircraft 22%.

On time 83.3%
Arrived 15+ minutes late 15.6%
Cancelled 0.6%
Diverted 0.4%

Every scheduled departure from FAT in September 2025, judged by arrival at the destination.

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

Measure	Sep 2025	Sep 2024	FAT, 12 months to Jul 2026	All reported flights, Sep 2025
Departed on time	86.2%	85.7%	82.3%	83.1%
Arrived on time	83.3%	86.6%	80.6%	82.8%
Cancelled	0.6%	0.1%	1.0%	0.5%
Average departure delay (late minutes only)	11.5 min	10.0 min	14.4 min	12.2 min
Scheduled departures a day	38	34	36	18,748
Scheduled departures	1,127	1,010	13,119	562,439

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	712	63%	85.5%	3.9 min	0.3%
AA American Airlines	158	14%	79.7%	1.0 min	2.5%
WN Southwest Airlines	116	10%	79.3%	1.1 min	0.9%
UA United Airlines	60	5%	80.0%	3.7 min	0.0%
G4 Allegiant Air	59	5%	78.0%	18.5 min	0.0%
AS Alaska Airlines	17	2%	76.5%	2.9 min	0.0%
DL Delta Air Lines	5	0%	100.0%	-20.0 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
FAT–LAS	Fresno to Las Vegas	145	77.2%	8.7 min	0.7%
FAT–DEN	Fresno to Denver	120	91.7%	-6.8 min	0.0%
FAT–DFW	Fresno to Dallas/Fort Worth	120	78.3%	1.9 min	2.5%
FAT–SFO	Fresno to San Francisco	118	68.6%	19.8 min	0.0%
FAT–SLC	Fresno to Salt Lake City	110	92.7%	-3.8 min	0.0%
FAT–SAN	Fresno to San Diego	107	82.2%	2.3 min	1.9%
FAT–SEA	Fresno to Seattle	107	79.4%	6.3 min	0.0%
FAT–PHX	Fresno to Phoenix	94	86.2%	13.6 min	1.1%
FAT–PDX	Fresno to Portland	86	95.3%	-4.6 min	0.0%
FAT–LAX	Fresno to Los Angeles	85	94.1%	-4.5 min	0.0%
FAT–ORD	Fresno to Chicago	30	63.3%	15.3 min	0.0%
FAT–ATL	Fresno to Atlanta	5	100.0%	-20.0 min	0.0%

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), September 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Sep 2025	Minutes
Air carrier	45.9%	34.3%	5,893
Late-arriving aircraft	22.3%	37.4%	2,861
National Aviation System	29.8%	22.6%	3,828
Extreme weather	1.8%	5.6%	234
Security	0.2%	0.1%	30

12,846 delay minutes on 176 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 FAT on time in September 2025?

86.2% of 1,127 scheduled domestic departures left less than 15 minutes late, and 83.3% reached their destination on time. The national figures that month were 83.1% and 82.8%.

How does that compare with a year earlier?

In September 2024, 85.7% of 1,010 departures left on time and 0.1% were cancelled, against 86.2% and 0.6% in September 2025.

Provenance

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