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
Explore origin & destination
On-time and delay data for the airports this route connects.
SAT - San Antonio
Full on-time, delay-cause, and seasonal performance for San Antonio, TX.
Origin airport →MIA - Miami
Full on-time, delay-cause, and seasonal performance for Miami, FL.
Destination airport →Compare the two airports
See SAT and MIA side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to SAT–MIA.
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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? ▼
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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.
Read our methodology - how this data is sourced, computed, and verified.
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.