Sacramento International in October 2025

80.4%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 October 2025, reporting carriers scheduled 4,937 domestic departures from Sacramento International (SMF). 80.4% left less than 15 minutes late and 81.0% reached their destination on time; 0.4% were cancelled.

Nationally that month, 80.0% of flights departed on time and 79.1% arrived on time, so SMF departures were level with the national departure figure.

A year earlier, in October 2024, the airport had 5,014 departures with 85.2% leaving on time: a change of −4.8 points, with flights down 2%.

Flights arriving at SMF that month were on time 79.4% of the time (4,933 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 51%, air carrier 32% and national aviation system 16%.

On time 81.0%
Arrived 15+ minutes late 18.4%
Cancelled 0.4%
Diverted 0.2%

Every scheduled departure from SMF in October 2025, judged by arrival at the destination.

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

Measure	Oct 2025	Oct 2024	SMF, 12 months to Jul 2026	All reported flights, Oct 2025
Departed on time	80.4%	85.2%	80.0%	80.0%
Arrived on time	81.0%	86.1%	81.4%	79.1%
Cancelled	0.4%	0.5%	0.7%	0.5%
Average departure delay (late minutes only)	11.5 min	9.7 min	12.1 min	13.9 min
Scheduled departures a day	165	167	154	20,195
Scheduled departures	4,937	5,014	56,306	605,844

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	2,750	56%	78.1%	6.5 min	0.3%
OO SkyWest Airlines	917	19%	84.2%	0.3 min	0.2%
UA United Airlines	384	8%	90.4%	-5.8 min	0.3%
AA American Airlines	313	6%	79.2%	7.5 min	1.0%
DL Delta Air Lines	302	6%	91.4%	-7.7 min	0.0%
AS Alaska Airlines	107	2%	73.8%	4.2 min	2.8%
HA Hawaiian Airlines	93	2%	73.1%	17.6 min	2.2%
F9 Frontier Airlines	35	1%	80.0%	1.2 min	0.0%
B6 JetBlue Airways	25	1%	92.0%	-10.0 min	0.0%
NK Spirit Airlines	8	0%	87.5%	-2.7 min	0.0%
MQ Envoy Air	3	0%	66.7%	2.0 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
SMF–LAX	Sacramento to Los Angeles	517	86.8%	-0.2 min	0.0%
SMF–SAN	Sacramento to San Diego	424	71.7%	11.2 min	0.5%
SMF–SEA	Sacramento to Seattle	395	80.5%	1.2 min	0.8%
SMF–LAS	Sacramento to Las Vegas	382	75.1%	9.2 min	0.0%
SMF–DEN	Sacramento to Denver	335	89.9%	-2.4 min	0.0%
SMF–PHX	Sacramento to Phoenix	280	73.9%	13.8 min	0.4%
SMF–BUR	Sacramento to Burbank	242	77.3%	5.3 min	2.9%
SMF–SLC	Sacramento to Salt Lake City	191	89.5%	-6.8 min	0.0%
SMF–SNA	Sacramento to Santa Ana	185	78.4%	4.6 min	0.0%
SMF–ONT	Sacramento to Ontario	181	84.5%	5.4 min	0.0%
SMF–LGB	Sacramento to Long Beach	163	90.8%	-1.8 min	0.0%
SMF–PDX	Sacramento to Portland	155	72.9%	10.1 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), October 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Oct 2025	Minutes
Air carrier	31.7%	34.0%	15,438
Late-arriving aircraft	50.8%	39.7%	24,747
National Aviation System	15.9%	22.9%	7,741
Extreme weather	1.6%	3.3%	791
Security	0.0%	0.1%	24

48,741 delay minutes on 907 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 SMF on time in October 2025?

80.4% of 4,937 scheduled domestic departures left less than 15 minutes late, and 81.0% reached their destination on time. The national figures that month were 80.0% and 79.1%.

How does that compare with a year earlier?

In October 2024, 85.2% of 5,014 departures left on time and 0.5% were cancelled, against 80.4% and 0.4% in October 2025.

Provenance

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