Route · SAT → DEN · 2020–2025 BTS data
San Antonio to Denver
The SAT–DEN corridor (San Antonio, TX → Denver, CO) runs ahead of the national average, served by 19 carriers across roughly 794 miles.
Data updated 2026-06-13
- 84.3%
- On-time
- +5.3 pts
- vs US avg
- 72 min
- Delay when late
- 16,390
- Flights
Cancelled
0.7%
Best Month
Sep 2024 92%
Worst Month
Jun 2025 70%
Distance
794 mi
Carriers
19
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 282 | 43 | 0 | 0 | WN,F9,UA,OO |
| Nov 2025 | 242 | 29 | 1 | 0 | UA,F9,WN |
| Oct 2025 | 252 | 44 | 0 | 0 | UA,WN,F9 |
| Sep 2025 | 219 | 37 | 1 | 1 | UA,WN,F9 |
| Aug 2025 | 240 | 57 | 4 | 1 | WN,F9,UA |
| Jul 2025 | 278 | 72 | 1 | 4 | UA,WN,F9 |
| Jun 2025 | 268 | 80 | 2 | 0 | OO,UA,WN,F9 |
| May 2025 | 270 | 63 | 2 | 1 | OO,UA,WN,F9 |
| Apr 2025 | 236 | 54 | 0 | 1 | F9,UA,WN |
| Mar 2025 | 264 | 30 | 1 | 0 | UA,WN,F9 |
| Feb 2025 | 197 | 25 | 0 | 1 | OO,UA,WN,F9 |
| Jan 2025 | 227 | 40 | 3 | 0 | UA,WN,F9 |
| Dec 2024 | 264 | 36 | 0 | 0 | F9,UA,WN |
| Nov 2024 | 262 | 26 | 2 | 0 | UA,WN,F9 |
| Oct 2024 | 276 | 39 | 1 | 1 | UA,WN,F9 |
| Sep 2024 | 257 | 21 | 1 | 0 | WN,UA,F9 |
| Aug 2024 | 272 | 46 | 3 | 0 | F9,WN,UA |
| Jul 2024 | 302 | 58 | 4 | 0 | F9,UA,WN |
| Jun 2024 | 289 | 57 | 2 | 1 | F9,UA,WN |
| May 2024 | 258 | 63 | 4 | 1 | F9,UA,WN |
| Apr 2024 | 257 | 39 | 0 | 0 | F9,UA,WN |
| Mar 2024 | 265 | 34 | 4 | 0 | F9,UA,WN |
| Feb 2024 | 223 | 30 | 0 | 1 | F9,OO,UA,WN |
| Jan 2024 | 251 | 39 | 4 | 0 | F9,WN,UA |
Cancellation Rate
0.7%
40 of 6,151 flights
Diversion Rate
0.2%
13 of 6,151 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 →DEN - Denver
Full on-time, delay-cause, and seasonal performance for Denver, CO.
Destination airport →Compare the two airports
See SAT and DEN 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–DEN.
Routes with a similar on-time rate
What the Data Says About SAT to DEN
Bureau of Transportation Statistics records show San Antonio to Denver (SAT to DEN) running a 84.3% on-time rate over 16,390 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 72.0 minutes. The 794-mile corridor is served by 19 carriers, and over the last 24 months 0.7% of 6,151 flights were cancelled, 0.2% diverted.
The monthly split is wide on this route: Sep 2024 posted the strongest performance at 92% on-time, while Jun 2025 came in at just 70% - a 22-point swing worth factoring into travel timing.
Frequently Asked Questions
How often are flights delayed from SAT to DEN? ▼
What is the cancellation rate for SAT to DEN? ▼
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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.