PlainFlights

Route · SAT → DAL · 2020–2025 BTS data

San Antonio to Dallas

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), SAT to DAL (San Antonio to Dallas) ranks #591 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

83.8%
On-time
+4.8 pts
vs US avg
60 min
Delay when late
15,364
Flights
#591 of 4927
Corpus placement

Cancelled

1.5%

Best Month

Feb 2025 92%

Worst Month

May 2024 71%

Distance

247 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 227 36 0 0 WN
Nov 2025 229 43 4 0 WN
Oct 2025 255 29 0 1 WN
Sep 2025 219 26 2 0 WN
Aug 2025 218 32 1 0 WN
Jul 2025 212 47 5 0 WN
Jun 2025 211 50 2 0 WN
May 2025 256 49 6 1 WN
Apr 2025 253 39 9 0 WN
Mar 2025 252 24 5 0 WN
Feb 2025 212 18 1 0 WN
Jan 2025 233 26 13 0 WN
Dec 2024 220 47 1 0 WN
Nov 2024 219 35 2 0 WN
Oct 2024 237 27 1 0 WN
Sep 2024 204 30 0 0 WN
Aug 2024 210 25 0 0 WN
Jul 2024 201 52 2 2 WN
Jun 2024 199 56 1 0 WN
May 2024 255 74 13 1 WN
Apr 2024 248 50 3 0 WN
Mar 2024 252 44 2 0 WN
Feb 2024 228 25 0 0 WN
Jan 2024 248 40 7 0 WN

SAT–DAL seasonal on-time pattern

Best: February (89.9%) · weakest: June (76.2%)

75%80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 82.2%

Strongest calendar month

February

89.9% on-time · ~209 flights/mo

Busiest calendar month

March

~241 flights/mo avg

Weakest calendar month

June

76.2% on-time · ~201 flights/mo

Cancellation Rate

1.5%

80 of 5,498 flights

Diversion Rate

0.1%

5 of 5,498 flights

Origin-hub reliability standing

Mid-pack among SAT departures

From SAT, this corridor sits with 12 other 75–85% on-time routes out of 31 tracked departures, not the hub's reliability leaders (17 at ≥85%) and not the softest ( 2 below 75%). Destination: Dallas · fleet on-time rank #1668 of 4927.

What the Data Says About SAT to DAL

Bureau of Transportation Statistics records show San Antonio to Dallas (SAT to DAL) running a 83.8% on-time rate over 15,364 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 60.4 minutes. The 247-mile corridor is served by 1 carrier, and over the last 24 months 1.5% of 5,498 flights were cancelled, 0.1% diverted.

The monthly split is wide on this route: Feb 2025 posted the strongest performance at 92% on-time, while May 2024 came in at just 71% - a 21-point swing worth factoring into travel timing.

On the multi-year calendar, SAT–DAL peaks in February at 89.9% on-time while March carries the heaviest traffic (~241 flights per month) ; the softest month is June at 76.2%, a 13.7-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does SAT to DAL rank among US routes by traffic?
According to PlainFlights' route traffic ranking, SAT to DAL ranks #591 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from SAT to DAL?
Flights from San Antonio to Dallas have a 83.8% on-time rate based on 15,364 flights. The average delay is 60.4 minutes. The best recent month was Feb 2025 with 92% on-time.
What is the cancellation rate for SAT to DAL?
Over the last 24 months, 1.5% of flights on this route were cancelled (80 of 5,498 flights) and 0.1% were diverted.
How far is the flight from SAT to DAL?
The flight distance from San Antonio (SAT) to Dallas (DAL) is approximately 247 miles. This route is served by 1 carrier.
When is the best time to fly from SAT to DAL?
The best recent month for on-time performance was Feb 2025 (92% on-time). The worst was May 2024 (71% on-time). Consider booking during months with historically better performance.

Airports on this route

Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Using SAT–DAL data

SAT–DAL runs 4.8 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare SAT and DAL airport profiles: delay causes and top routes differ even on the same corridor. SAT airport
  • If your dates flex, February (89.9% on-time) beats June (76.2%) on this corridor. Seasonal chart
  • 4 other routes post a similar 83.8% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

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

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.