Route · DAL → SAT · 2020–2025 BTS data
Dallas to San Antonio
The DAL–SAT corridor (Dallas, TX → San Antonio, TX) runs ahead of the national average, served by 1 carrier across roughly 247 miles.
Data updated 2026-06-13
- 81.4%
- On-time
- +2.4 pts
- vs US avg
- 57 min
- Delay when late
- 15,361
- Flights
Cancelled
1.2%
Best Month
Feb 2024 93%
Worst Month
May 2024 65%
Distance
247 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 227 | 39 | 0 | 0 | WN |
| Nov 2025 | 229 | 50 | 3 | 0 | WN |
| Oct 2025 | 254 | 34 | 1 | 0 | WN |
| Sep 2025 | 219 | 31 | 0 | 1 | WN |
| Aug 2025 | 218 | 49 | 1 | 0 | WN |
| Jul 2025 | 212 | 56 | 3 | 0 | WN |
| Jun 2025 | 211 | 49 | 1 | 0 | WN |
| May 2025 | 257 | 63 | 6 | 0 | WN |
| Apr 2025 | 253 | 45 | 4 | 0 | WN |
| Mar 2025 | 252 | 33 | 3 | 1 | WN |
| Feb 2025 | 214 | 31 | 0 | 0 | WN |
| Jan 2025 | 233 | 35 | 12 | 0 | WN |
| Dec 2024 | 220 | 45 | 4 | 0 | WN |
| Nov 2024 | 220 | 26 | 3 | 0 | WN |
| Oct 2024 | 237 | 27 | 0 | 0 | WN |
| Sep 2024 | 204 | 36 | 0 | 0 | WN |
| Aug 2024 | 210 | 32 | 0 | 0 | WN |
| Jul 2024 | 201 | 53 | 1 | 0 | WN |
| Jun 2024 | 199 | 52 | 1 | 0 | WN |
| May 2024 | 256 | 89 | 11 | 0 | WN |
| Apr 2024 | 250 | 50 | 5 | 1 | WN |
| Mar 2024 | 252 | 51 | 0 | 0 | WN |
| Feb 2024 | 228 | 16 | 0 | 0 | WN |
| Jan 2024 | 248 | 52 | 8 | 0 | WN |
Cancellation Rate
1.2%
67 of 5,504 flights
Diversion Rate
0.1%
3 of 5,504 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
DAL - Dallas
Full on-time, delay-cause, and seasonal performance for Dallas, TX.
Origin airport →SAT - San Antonio
Full on-time, delay-cause, and seasonal performance for San Antonio, TX.
Destination airport →Compare the two airports
See DAL and SAT side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to DAL–SAT.
Routes with a similar on-time rate
What the Data Says About DAL to SAT
15,361 tracked flights put the DAL to SAT pairing (Dallas to San Antonio) at a 81.4% on-time rate, squarely in line with the wider network. Delays that do occur run 57.0 minutes on average. Across the 247-mile route and its 1 carrier, the trailing 24 months show 1.2% cancelled and 0.1% diverted (5,504 flights sampled).
The monthly split is wide on this route: Feb 2024 posted the strongest performance at 93% on-time, while May 2024 came in at just 65% - a 28-point swing worth factoring into travel timing.
Frequently Asked Questions
How often are flights delayed from DAL to SAT? ▼
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Flight Guides
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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.