Norman Y. Mineta San Jose International in October 2025

80.2%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 October 2025, reporting carriers scheduled 3,865 domestic departures from Norman Y. Mineta San Jose International (SJC). 80.2% left less than 15 minutes late and 80.9% 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 SJC departures were level with the national departure figure.

A year earlier, in October 2024, the airport had 4,590 departures with 84.1% leaving on time: a change of −3.9 points, with flights down 16%.

Flights arriving at SJC that month were on time 79.0% of the time (3,860 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 50%, air carrier 30% and national aviation system 17%.

On time 80.9%
Arrived 15+ minutes late 18.3%
Cancelled 0.4%
Diverted 0.3%

Every scheduled departure from SJC 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	SJC, 12 months to Jul 2026	All reported flights, Oct 2025
Departed on time	80.2%	84.1%	80.9%	80.0%
Arrived on time	80.9%	84.3%	81.9%	79.1%
Cancelled	0.4%	0.5%	0.7%	0.5%
Average departure delay (late minutes only)	11.2 min	10.3 min	10.9 min	13.9 min
Scheduled departures a day	129	153	119	20,195
Scheduled departures	3,865	4,590	43,338	605,844

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	2,314	60%	75.6%	6.7 min	0.3%
OO SkyWest Airlines	723	19%	88.4%	-6.5 min	0.3%
DL Delta Air Lines	204	5%	93.1%	-11.1 min	0.0%
AS Alaska Airlines	194	5%	84.5%	-2.2 min	2.6%
UA United Airlines	173	4%	91.9%	-8.3 min	0.6%
AA American Airlines	161	4%	87.6%	-6.8 min	0.0%
HA Hawaiian Airlines	60	2%	85.0%	14.5 min	0.0%
F9 Frontier Airlines	22	1%	90.9%	-1.4 min	0.0%
NK Spirit Airlines	9	0%	100.0%	-8.9 min	0.0%
MQ Envoy Air	5	0%	100.0%	-10.2 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
SJC–SAN	San Jose to San Diego	434	65.2%	11.7 min	1.4%
SJC–LAX	San Jose to Los Angeles	422	84.8%	-1.9 min	0.0%
SJC–SEA	San Jose to Seattle	392	83.7%	-4.0 min	1.3%
SJC–LAS	San Jose to Las Vegas	316	77.5%	8.7 min	0.0%
SJC–PHX	San Jose to Phoenix	253	75.9%	8.9 min	0.0%
SJC–DEN	San Jose to Denver	246	86.6%	-4.1 min	0.4%
SJC–SNA	San Jose to Santa Ana	228	85.5%	1.2 min	0.9%
SJC–BUR	San Jose to Burbank	211	80.1%	2.9 min	0.9%
SJC–SLC	San Jose to Salt Lake City	168	92.3%	-10.5 min	0.0%
SJC–PDX	San Jose to Portland	162	80.9%	1.0 min	0.0%
SJC–ONT	San Jose to Ontario	110	71.8%	9.8 min	0.0%
SJC–LGB	San Jose to Long Beach	96	76.0%	5.8 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), October 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Oct 2025	Minutes
Air carrier	29.5%	34.0%	10,786
Late-arriving aircraft	49.7%	39.7%	18,152
National Aviation System	17.3%	22.9%	6,304
Extreme weather	3.5%	3.3%	1,261
Security	0.0%	0.1%	0

36,503 delay minutes on 708 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 SJC on time in October 2025?

80.2% of 3,865 scheduled domestic departures left less than 15 minutes late, and 80.9% 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, 84.1% of 4,590 departures left on time and 0.5% were cancelled, against 80.2% 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 SJC · methodology · corrections.