Route reliability
San Antonio (SAT) to Dallas/Fort Worth (DFW): which airline is most on time?
On-time arrivals, cancellations and long delays for every airline that reported nonstop flights from San Antonio, TX (SAT) to Dallas/Fort Worth, TX (DFW), September 2025 to August 2026.
San Antonio, TXDallas/Fort Worth, TX
Route at a glance · September 2025 to August 2026
SAT to DFW
San Antonio, TX to Dallas/Fort Worth, TX
- On time
- 77.0%vs 75.6% U.S. average About average
- Cancelled
- 2.8%vs 1.9% U.S. average Worse than average
- 60+ min late
- 9.2%vs 8.1% U.S. average Worse than average
- Scheduled flights
- 4,374in 12 months4 airlines
- Most reliable airline
- SkyWest Airlines80.5% on time · 313 flights
On time about as often as 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 | 80.5% | 2.6% | 9.3% | 140 min | 0.0% | 313 |
| 2. American Airlines | 77.2% | 2.9% | 9.3% | 107 min | 0.2% | 3,530 |
| 3. Envoy Air Operating carrier; sold as American Eagle | 73.8% | 2.5% | 8.4% | 71 min | 0.0% | 526 |
| 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 San Antonio (SAT) to Dallas/Fort Worth (DFW): 80.5% of its 313 scheduled flights arrived within 15 minutes of schedule, compared with 73.8% for Envoy Air.
- 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%.
- 9.2% of flights, about 1 in 11, arrived an hour or more late. When a flight was late (15+ minutes), the average arrival delay was 104 min.
- Overall, 77.0% of flights on this route arrived on time, 1.4 points higher than the U.S. average of 75.6%.
- Over the last 3 years, February was the most reliable month on this route (79.7% on time) and July the least reliable (66.2%).
- Cancellations peaked in January, when 6.6% of flights were cancelled.
- Flights scheduled to depart before 6 am were the most punctual (89.0% on time); flights scheduled to depart 8 pm to 9 pm were the least (56.9%).
- In the other direction, Dallas/Fort Worth (DFW) to San Antonio (SAT), 65.8% of flights were on time and 2.8% were cancelled. Compare airlines DFW to SAT.
Best and worst months to fly SAT to DFW
Share of scheduled flights on time 12-month average 77.0%
Show as table
| Period | On time | Flights |
|---|---|---|
| January | 72.4% | 1,097 |
| February | 79.7% | 990 |
| March | 73.1% | 1,105 |
| April | 70.7% | 1,087 |
| May | 66.6% | 1,135 |
| June | 66.6% | 1,133 |
| July | 66.2% | 1,220 |
| August | 73.4% | 1,208 |
| September | 78.6% | 1,074 |
| October | 79.6% | 1,185 |
| November | 78.5% | 1,077 |
| December | 78.1% | 1,070 |
| Airline | Best month | Worst month |
|---|---|---|
| American Airlines | February (80.9%) | May (65.7%) |
| Envoy Air | January (79.4%) | June (64.9%) |
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 | 80.4% | 367 |
| Oct 2025 | 80.2% | 383 |
| Nov 2025 | 69.9% | 345 |
| Dec 2025 | 81.5% | 356 |
| Jan 2026 | 73.2% | 354 |
| Feb 2026 | 87.1% | 319 |
| Mar 2026 | 79.4% | 364 |
| Apr 2026 | 77.2% | 356 |
| May 2026 | 73.8% | 390 |
| Jun 2026 | 64.0% | 369 |
| Jul 2026 | 75.1% | 389 |
| Aug 2026 | 83.8% | 382 |
Best and worst departure times
Share of scheduled flights on time
Show as table
| Period | On time | Flights |
|---|---|---|
| Departing before 6 am | 89.0% | 336 |
| Departing 6 am to 7 am | 87.0% | 384 |
| Departing 7 am to 8 am | 85.8% | 366 |
| Departing 8 am to 9 am | 82.4% | 346 |
| Departing 9 am to 10 am | 84.1% | 359 |
| Departing 10 am to 11 am | 79.6% | 324 |
| Departing 11 am to noon | 82.9% | 263 |
| Departing noon to 1 pm | 73.1% | 216 |
| Departing 1 pm to 2 pm | 72.9% | 288 |
| Departing 2 pm to 3 pm | 73.7% | 133 |
| Departing 3 pm to 4 pm | 75.1% | 197 |
| Departing 4 pm to 5 pm | 64.4% | 360 |
| Departing 5 pm to 6 pm | 67.7% | 226 |
| Departing 6 pm to 7 pm | 75.6% | 160 |
| Departing 7 pm to 8 pm | 58.5% | 205 |
| Departing 8 pm to 9 pm | 56.9% | 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 San Antonio, TX (SAT) to Dallas/Fort Worth, TX (DFW), 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.