PlainFlights

Route · SAT → MIA · 2020–2025 BTS data

San Antonio to Miami

The SAT–MIA corridor (San Antonio, TX → Miami, FL) runs ahead of the national average, served by 5 carriers across roughly 1,143 miles.

Data updated 2026-06-13

86.5%
On-time
+7.5 pts
vs US avg
95 min
Delay when late
2,366
Flights

Cancelled

1.9%

Best Month

Apr 2025 90%

Worst Month

Mar 2024 61%

Distance

1,143 mi

Carriers

5

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 39 2 0 1 AA,MQ
Nov 2025 33 3 0 0 AA
Oct 2025 49 5 0 0 AA,MQ
Sep 2025 30 1 0 2 AA
Aug 2025 36 2 1 0 AA,MQ
Jul 2025 58 15 2 0 AA,MQ
Jun 2025 34 2 1 0 AA,MQ
May 2025 62 16 1 0 AA,MQ
Apr 2025 60 6 1 0 MQ,AA
Mar 2025 70 13 2 0 AA,MQ,NK
Feb 2025 44 10 0 0 AA,MQ
Jan 2025 31 1 1 0 AA
Dec 2024 45 10 1 0 AA,MQ
Nov 2024 43 9 0 0 MQ,AA
Oct 2024 56 11 2 0 AA
Sep 2024 30 0 0 1 AA
Aug 2024 31 3 0 0 AA
Jul 2024 31 4 1 0 AA
Jun 2024 30 4 0 0 AA
May 2024 31 0 1 0 AA
Apr 2024 33 3 0 0 AA,MQ
Mar 2024 62 24 3 1 AA,MQ
Feb 2024 46 5 0 0 AA,MQ
Jan 2024 35 5 2 0 AA,MQ

Cancellation Rate

1.9%

19 of 1,019 flights

Diversion Rate

0.5%

5 of 1,019 flights

What the Data Says About SAT to MIA

San Antonio to Miami (SAT to MIA) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 86.5% on-time rate across 2,366 flights, with delays that do happen averaging 95.2 minutes. The corridor runs roughly 1,143 miles and is served by 5 carriers. Over the most recent 24 months, 19 of 1,019 flights were cancelled (1.9%) and 5 diverted (0.5%).

The monthly split is wide on this route: Apr 2025 posted the strongest performance at 90% on-time, while Mar 2024 came in at just 61% - a 29-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from SAT to MIA?
Flights from San Antonio to Miami have a 86.5% on-time rate based on 2,366 flights. The average delay is 95.2 minutes. The best recent month was Apr 2025 with 90% on-time.
What is the cancellation rate for SAT to MIA?
Over the last 24 months, 1.9% of flights on this route were cancelled (19 of 1,019 flights) and 0.5% were diverted.
How far is the flight from SAT to MIA?
The flight distance from San Antonio (SAT) to Miami (MIA) is approximately 1,143 miles. This route is served by 5 carriers.
When is the best time to fly from SAT to MIA?
The best recent month for on-time performance was Apr 2025 (90% on-time). The worst was Mar 2024 (61% on-time). Consider booking during months with historically better performance.

Explore PlainFlights

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.