San Francisco International in November 2025

78.3%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 November 2025, reporting carriers scheduled 12,022 domestic departures from San Francisco International (SFO). 78.3% left less than 15 minutes late and 76.9% reached their destination on time; 1.9% were cancelled.

Nationally that month, 78.1% of flights departed on time and 77.3% arrived on time, so SFO departures were level with the national departure figure.

A year earlier, in November 2024, the airport had 12,171 departures with 77.6% leaving on time: a change of +0.7 points, with flights down 1%.

Flights arriving at SFO that month were on time 71.9% of the time (12,032 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 39%, national aviation system 30% and air carrier 28%.

On time 76.9%
Arrived 15+ minutes late 21.0%
Cancelled 1.9%
Diverted 0.3%

Every scheduled departure from SFO in November 2025, judged by arrival at the destination.

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

Measure	Nov 2025	Nov 2024	SFO, 12 months to Jul 2026	All reported flights, Nov 2025
Departed on time	78.3%	77.6%	75.1%	78.1%
Arrived on time	76.9%	78.9%	75.6%	77.3%
Cancelled	1.9%	1.2%	1.0%	2.5%
Average departure delay (late minutes only)	15.1 min	16.7 min	17.8 min	15.6 min
Scheduled departures a day	401	406	404	19,018
Scheduled departures	12,022	12,171	147,566	570,550

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
UA United Airlines	5,025	42%	80.2%	4.2 min	0.9%
OO SkyWest Airlines	2,764	23%	73.9%	10.3 min	4.2%
DL Delta Air Lines	1,137	9%	78.7%	2.5 min	1.1%
AA American Airlines	862	7%	79.5%	1.9 min	1.3%
AS Alaska Airlines	771	6%	81.1%	-0.7 min	0.8%
WN Southwest Airlines	753	6%	59.6%	20.6 min	2.4%
B6 JetBlue Airways	325	3%	79.7%	2.6 min	2.8%
F9 Frontier Airlines	305	3%	66.2%	24.7 min	1.3%
HA Hawaiian Airlines	80	1%	71.3%	14.6 min	2.5%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
SFO–LAX	San Francisco to Los Angeles	904	72.1%	12.4 min	2.7%
SFO–SEA	San Francisco to Seattle	565	77.7%	1.8 min	2.1%
SFO–SAN	San Francisco to San Diego	564	61.0%	19.1 min	3.4%
SFO–JFK	San Francisco to New York	546	80.2%	-0.4 min	1.1%
SFO–LAS	San Francisco to Las Vegas	500	72.6%	10.6 min	1.8%
SFO–SNA	San Francisco to Santa Ana	445	78.9%	5.2 min	3.1%
SFO–DEN	San Francisco to Denver	437	76.7%	5.7 min	0.9%
SFO–ORD	San Francisco to Chicago	411	76.2%	10.6 min	2.4%
SFO–PHX	San Francisco to Phoenix	390	66.4%	17.0 min	2.6%
SFO–BOS	San Francisco to Boston	360	76.1%	4.5 min	2.8%
SFO–EWR	San Francisco to Newark	351	74.9%	13.2 min	1.7%
SFO–DFW	San Francisco to Dallas/Fort Worth	326	71.2%	9.7 min	1.5%

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), November 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Nov 2025	Minutes
Air carrier	27.9%	30.2%	46,275
Late-arriving aircraft	39.2%	38.3%	65,150
National Aviation System	29.5%	26.7%	48,981
Extreme weather	3.4%	4.6%	5,650
Security	0.0%	0.1%	0

166,056 delay minutes on 2,520 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 SFO on time in November 2025?

78.3% of 12,022 scheduled domestic departures left less than 15 minutes late, and 76.9% reached their destination on time. The national figures that month were 78.1% and 77.3%.

How does that compare with a year earlier?

In November 2024, 77.6% of 12,171 departures left on time and 1.2% were cancelled, against 78.3% and 1.9% in November 2025.

Provenance

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