Route reliability
Dallas/Fort Worth (DFW) to San Antonio (SAT): which airline is most on time?
On-time arrivals, cancellations and long delays for every airline that reported nonstop flights from Dallas/Fort Worth, TX (DFW) to San Antonio, TX (SAT), September 2025 to August 2026.
Dallas/Fort Worth, TXSan Antonio, TX
Route at a glance · September 2025 to August 2026
DFW to SAT
Dallas/Fort Worth, TX to San Antonio, TX
- On time
- 65.8%vs 75.6% U.S. average Worse than average
- Cancelled
- 2.8%vs 1.9% U.S. average Worse than average
- 60+ min late
- 12.6%vs 8.1% U.S. average Worse than average
- Scheduled flights
- 4,375in 12 months4 airlines
- Most reliable airline
- SkyWest Airlines82.7% on time · 313 flights
On time less often than the U.S. average, with more cancellations.
Airlines on this route
Ranked by on-time arrival
| Airline | On time | Cancelled | 60+ min late | Avg delay when late | Diverted | Flights |
|---|---|---|---|---|---|---|
| 1. SkyWest Airlines Operating carrier; sold as United Express, Delta Connection, American Eagle, Alaska Most reliable | 82.7% | 2.2% | 7.0% | 72 min | 0.3% | 313 |
| 2. Envoy Air Operating carrier; sold as American Eagle | 77.2% | 2.5% | 5.9% | 52 min | 0.4% | 526 |
| 3. American Airlines | 62.6% | 2.9% | 14.1% | 81 min | 0.1% | 3,531 |
| PSA Airlines Operating carrier; sold as American Eagle | Insufficient sample (fewer than 50 flights) | 5 | ||||
On time = arrived within 15 minutes of schedule. Avg delay when late = average arrival delay of flights 15+ minutes late. "Most reliable" needs at least 300 flights in 12 months. Tap a heading to sort.
What this means
SkyWest Airlines has the strongest record on this route.
- SkyWest Airlines had the best on-time record from Dallas/Fort Worth (DFW) to San Antonio (SAT): 82.7% of its 313 scheduled flights arrived within 15 minutes of schedule, compared with 62.6% for American Airlines.
- PSA Airlines also flew this route but with fewer than 50 reported flights, too few to rate.
- 2.8% of flights on this route were cancelled (about 1 in 36), 0.9 points higher than the U.S. average of 1.9%.
- 12.6% of flights, about 1 in 8, arrived an hour or more late. When a flight was late (15+ minutes), the average arrival delay was 79 min.
- Overall, 65.8% of flights on this route arrived on time, 9.8 points lower than the U.S. average of 75.6%.
- Over the last 3 years, October was the most reliable month on this route (76.2% on time) and July the least reliable (55.2%).
- Cancellations peaked in January, when 6.6% of flights were cancelled.
- Flights scheduled to depart 9 am to 10 am were the most punctual (85.6% on time); flights scheduled to depart 10 pm to 11 pm were the least (46.0%).
- In the other direction, San Antonio (SAT) to Dallas/Fort Worth (DFW), 77.0% of flights were on time and 2.8% were cancelled. Compare airlines SAT to DFW.
Best and worst months to fly DFW to SAT
Share of scheduled flights on time 12-month average 65.8%
Show as table
| Period | On time | Flights |
|---|---|---|
| January | 63.6% | 1,098 |
| February | 75.6% | 991 |
| March | 66.7% | 1,106 |
| April | 64.6% | 1,089 |
| May | 56.3% | 1,134 |
| June | 55.3% | 1,132 |
| July | 55.2% | 1,220 |
| August | 61.5% | 1,207 |
| September | 73.2% | 1,074 |
| October | 76.2% | 1,186 |
| November | 74.1% | 1,076 |
| December | 72.6% | 1,071 |
| Airline | Best month | Worst month |
|---|---|---|
| Envoy Air | September (83.3%) | April (66.4%) |
| American Airlines | February (76.2%) | July (50.1%) |
Month by month, last 12 months
Share of scheduled flights on time U.S. average 75.6%
Show as table
| Period | On time | Flights |
|---|---|---|
| Sep 2025 | 73.3% | 367 |
| Oct 2025 | 69.3% | 384 |
| Nov 2025 | 64.2% | 344 |
| Dec 2025 | 67.4% | 356 |
| Jan 2026 | 62.8% | 355 |
| Feb 2026 | 78.1% | 319 |
| Mar 2026 | 66.8% | 364 |
| Apr 2026 | 69.1% | 356 |
| May 2026 | 61.5% | 390 |
| Jun 2026 | 51.8% | 369 |
| Jul 2026 | 60.4% | 389 |
| Aug 2026 | 67.0% | 382 |
Best and worst departure times
Share of scheduled flights on time
Show as table
| Period | On time | Flights |
|---|---|---|
| Departing 7 am to 8 am | 82.1% | 335 |
| Departing 8 am to 9 am | 79.3% | 324 |
| Departing 9 am to 10 am | 85.6% | 263 |
| Departing 10 am to 11 am | 75.2% | 218 |
| Departing 11 am to noon | 72.6% | 157 |
| Departing noon to 1 pm | 77.0% | 191 |
| Departing 1 pm to 2 pm | 68.4% | 272 |
| Departing 2 pm to 3 pm | 67.1% | 362 |
| Departing 3 pm to 4 pm | 66.0% | 159 |
| Departing 4 pm to 5 pm | 61.5% | 275 |
| Departing 5 pm to 6 pm | 66.3% | 309 |
| Departing 6 pm to 7 pm | 51.9% | 297 |
| Departing 7 pm to 8 pm | 46.6% | 311 |
| Departing 8 pm to 9 pm | 53.7% | 281 |
| Departing 9 pm to 10 pm | 59.0% | 410 |
| Departing 10 pm to 11 pm | 46.0% | 211 |
Sources & data dates
- Source
- U.S. DOT Bureau of Transportation Statistics, Reporting Carrier On-Time Performance (1987-present)
- Period
- September 2025 to August 2026 (12 months); month-of-year patterns September 2023 to August 2026
- Data through
- August 2026
- Processed
- 2026-11-03
- Scope
- Nonstop scheduled flights from Dallas/Fort Worth, TX (DFW) to San Antonio, TX (SAT), one direction. Airlines that report to the DOT only.
- Method
- Rates use all scheduled flights as the denominator; cancelled and diverted flights count as not on time. Figures based on fewer than 50 scheduled flights are suppressed. Full methodology.