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Route · SAT → ATL · 2020–2025 BTS data

San Antonio to Atlanta

The SAT–ATL corridor (San Antonio, TX → Atlanta, GA) runs ahead of the national average, served by 10 carriers across roughly 874 miles.

Data updated 2026-06-13

87.2%
On-time
+8.2 pts
vs US avg
74 min
Delay when late
16,218
Flights

Cancelled

1.0%

Best Month

Sep 2025 95%

Worst Month

Jun 2025 71%

Distance

874 mi

Carriers

10

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 251 32 6 1 DL,WN,F9
Nov 2025 250 20 4 2 DL,F9,WN
Oct 2025 275 30 0 0 DL,WN,F9
Sep 2025 260 14 0 0 WN,DL,F9
Aug 2025 269 36 2 4 WN,F9,DL
Jul 2025 277 64 1 1 DL,NK,WN,F9
Jun 2025 296 87 7 4 DL,WN,F9,NK
May 2025 300 84 2 1 DL,NK,WN,F9
Apr 2025 269 51 3 2 DL,NK,WN
Mar 2025 249 41 1 0 DL,WN
Feb 2025 206 31 0 0 DL,WN
Jan 2025 222 31 11 0 DL,WN
Dec 2024 246 42 0 0 DL,WN
Nov 2024 236 19 0 0 WN,DL
Oct 2024 262 18 0 0 WN,DL
Sep 2024 247 23 0 1 WN,DL
Aug 2024 260 23 2 1 DL,WN
Jul 2024 272 72 16 1 DL,WN
Jun 2024 268 44 2 0 DL,WN
May 2024 283 72 1 2 DL,WN
Apr 2024 262 38 1 0 DL,WN
Mar 2024 235 31 0 0 DL,WN
Feb 2024 199 24 0 0 DL,WN
Jan 2024 223 34 0 2 DL,F9,WN

Cancellation Rate

1.0%

59 of 6,117 flights

Diversion Rate

0.4%

22 of 6,117 flights

What the Data Says About SAT to ATL

San Antonio to Atlanta (SAT to ATL) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 87.2% on-time rate across 16,218 flights, with delays that do happen averaging 73.6 minutes. The corridor runs roughly 874 miles and is served by 10 carriers. Over the most recent 24 months, 59 of 6,117 flights were cancelled (1.0%) and 22 diverted (0.4%).

The monthly split is wide on this route: Sep 2025 posted the strongest performance at 95% on-time, while Jun 2025 came in at just 71% - a 24-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from SAT to ATL?
Flights from San Antonio to Atlanta have a 87.2% on-time rate based on 16,218 flights. The average delay is 73.6 minutes. The best recent month was Sep 2025 with 95% on-time.
What is the cancellation rate for SAT to ATL?
Over the last 24 months, 1.0% of flights on this route were cancelled (59 of 6,117 flights) and 0.4% were diverted.
How far is the flight from SAT to ATL?
The flight distance from San Antonio (SAT) to Atlanta (ATL) is approximately 874 miles. This route is served by 10 carriers.
When is the best time to fly from SAT to ATL?
The best recent month for on-time performance was Sep 2025 (95% on-time). The worst was Jun 2025 (71% 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.