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Route · SAT → SFO · 2020–2025 BTS data

San Antonio to San Francisco

The SAT–SFO corridor (San Antonio, TX → San Francisco, CA) runs ahead of the national average, served by 4 carriers across roughly 1,482 miles.

Data updated 2026-06-13

88.3%
On-time
+9.3 pts
vs US avg
94 min
Delay when late
1,680
Flights

Cancelled

0.5%

Best Month

Oct 2024 92%

Worst Month

Nov 2024 76%

Distance

1,482 mi

Carriers

4

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 47 6 1 0 UA,OO
Nov 2025 49 5 0 0 OO
Oct 2025 56 10 0 0 OO,UA
Sep 2025 35 2 0 0 UA,OO
Aug 2025 31 2 0 0 OO,UA
Jul 2025 31 2 0 0 UA
Jun 2025 30 2 0 0 UA
May 2025 46 5 0 0 OO,UA
Apr 2025 46 3 0 0 OO
Mar 2025 60 9 0 0 OO
Feb 2025 39 6 0 0 OO,UA
Jan 2025 35 2 0 0 OO,UA
Dec 2024 41 7 0 0 OO,UA
Nov 2024 54 13 1 0 OO,UA
Oct 2024 62 5 0 0 UA,OO
Sep 2024 35 1 0 0 OO,UA
Aug 2024 31 2 0 0 UA
Jul 2024 31 4 1 1 UA
Jun 2024 30 2 0 0 UA
May 2024 31 15 0 0 OO,UA
Apr 2024 30 14 1 0 OO
Mar 2024 31 17 0 0 OO
Jan 2024 31 6 1 0 OO,UA
Dec 2023 32 7 0 0 UA

Cancellation Rate

0.5%

5 of 944 flights

Diversion Rate

0.1%

1 of 944 flights

What the Data Says About SAT to SFO

San Antonio to San Francisco (SAT to SFO) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 88.3% on-time rate across 1,680 flights, with delays that do happen averaging 94.4 minutes. The corridor runs roughly 1,482 miles and is served by 4 carriers. Over the most recent 24 months, 5 of 944 flights were cancelled (0.5%) and 1 diverted (0.1%).

The monthly split is wide on this route: Oct 2024 posted the strongest performance at 92% on-time, while Nov 2024 came in at just 76% - a 16-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from SAT to SFO?
Flights from San Antonio to San Francisco have a 88.3% on-time rate based on 1,680 flights. The average delay is 94.4 minutes. The best recent month was Oct 2024 with 92% on-time.
What is the cancellation rate for SAT to SFO?
Over the last 24 months, 0.5% of flights on this route were cancelled (5 of 944 flights) and 0.1% were diverted.
How far is the flight from SAT to SFO?
The flight distance from San Antonio (SAT) to San Francisco (SFO) is approximately 1,482 miles. This route is served by 4 carriers.
When is the best time to fly from SAT to SFO?
The best recent month for on-time performance was Oct 2024 (92% on-time). The worst was Nov 2024 (76% on-time). Consider booking during months with historically better performance.

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Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights Editorial

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.