Sacramento International in January 2025

86.1%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 January 2025, reporting carriers scheduled 4,148 domestic departures from Sacramento International (SMF). 86.1% left less than 15 minutes late and 86.2% reached their destination on time; 0.9% were cancelled.

Nationally that month, 79.3% of flights departed on time and 78.6% arrived on time, so SMF departures were 6.8 points above the national departure figure.

A year earlier, in January 2024, the airport had 4,144 departures with 82.3% leaving on time: a change of +3.8 points, with flights up 0%.

Flights arriving at SMF that month were on time 84.9% of the time (4,151 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 39%, air carrier 39% and national aviation system 17%.

On time 86.2%
Arrived 15+ minutes late 12.5%
Cancelled 0.9%
Diverted 0.3%

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

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

Measure	Jan 2025	Jan 2024	SMF, 12 months to Jul 2026	All reported flights, Jan 2025
Departed on time	86.1%	82.3%	80.0%	79.3%
Arrived on time	86.2%	83.1%	81.4%	78.6%
Cancelled	0.9%	1.4%	0.7%	3.0%
Average departure delay (late minutes only)	9.4 min	10.9 min	12.1 min	14.0 min
Scheduled departures a day	138	138	154	17,992
Scheduled departures	4,148	4,144	56,306	539,747

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	2,283	55%	86.6%	-2.2 min	0.9%
OO SkyWest Airlines	728	18%	87.1%	-3.3 min	0.3%
UA United Airlines	280	7%	88.6%	-4.7 min	0.7%
AA American Airlines	242	6%	81.4%	10.9 min	3.7%
DL Delta Air Lines	235	6%	83.8%	2.3 min	1.3%
AS Alaska Airlines	98	2%	79.6%	1.2 min	0.0%
HA Hawaiian Airlines	93	2%	86.0%	-11.3 min	3.2%
NK Spirit Airlines	83	2%	88.0%	-7.8 min	0.0%
F9 Frontier Airlines	73	2%	80.8%	10.9 min	0.0%
MQ Envoy Air	33	1%	100.0%	-11.9 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
SMF–LAS	Sacramento to Las Vegas	422	83.6%	2.2 min	0.2%
SMF–LAX	Sacramento to Los Angeles	410	91.0%	-8.7 min	0.2%
SMF–SAN	Sacramento to San Diego	391	83.6%	0.6 min	1.5%
SMF–SEA	Sacramento to Seattle	289	83.7%	-0.2 min	0.0%
SMF–PHX	Sacramento to Phoenix	288	89.6%	6.1 min	0.3%
SMF–DEN	Sacramento to Denver	283	83.4%	4.3 min	0.0%
SMF–BUR	Sacramento to Burbank	195	83.6%	-3.3 min	2.6%
SMF–SNA	Sacramento to Santa Ana	178	88.8%	-6.6 min	0.6%
SMF–LGB	Sacramento to Long Beach	165	87.9%	-3.4 min	0.6%
SMF–SLC	Sacramento to Salt Lake City	158	88.6%	-3.1 min	0.0%
SMF–ONT	Sacramento to Ontario	156	91.7%	-7.7 min	1.3%
SMF–DFW	Sacramento to Dallas/Fort Worth	137	77.4%	0.8 min	5.8%

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), January 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Jan 2025	Minutes
Air carrier	38.7%	36.2%	13,006
Late-arriving aircraft	38.9%	34.7%	13,100
National Aviation System	16.5%	19.9%	5,544
Extreme weather	5.9%	9.1%	1,995
Security	0.0%	0.2%	0

33,645 delay minutes on 519 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 January 2025?

86.1% of 4,148 scheduled domestic departures left less than 15 minutes late, and 86.2% reached their destination on time. The national figures that month were 79.3% and 78.6%.

How does that compare with a year earlier?

In January 2024, 82.3% of 4,144 departures left on time and 1.4% were cancelled, against 86.1% and 0.9% in January 2025.

Provenance

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