Best Time to Fly SAT to DFW: On-Time Stats by Hour & Airline
San Antonio International → Dallas/Fort Worth International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 77.9% of San Antonio (SAT) to Dallas/Fort Worth (DFW) flights arrived on time (4,375 scheduled flights). That is in line with the national average of 77.6%.
SkyWest Airlines was the most punctual of the 3 airlines on the route at 81.5%, while Envoy Air trailed at 73.2%.
February has been the best month (84% on time) and Sunday the weakest day of the week (73%).
3.2% of flights were cancelled, versus 1.8% nationally.
SAT to DFW on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| SkyWest Airlines | 81.5% | 141 min | 2.3% | 344 |
| American Airlines | 78.2% | 107 min | 3.3% | 3,539 |
| Envoy Air | 73.2% | 85 min | 3.1% | 487 |
| PSA Airlines | Limited data | 5 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly SAT to DFW
On-time arrival % by scheduled departure hour (local time), 9,030 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 90.2% | 2.7% | 788 |
| 6am–7am | 86.0% | 3.2% | 830 |
| 7am–8am | 84.4% | 2.4% | 629 |
| 8am–9am | 83.0% | 3.1% | 713 |
| 9am–10am | 83.7% | 2.4% | 699 |
| 10am–11am | 78.5% | 2.2% | 671 |
| 11am–12pm | 82.5% | 3.0% | 365 |
| 12pm–1pm | 74.1% | 3.3% | 580 |
| 1pm–2pm | 72.3% | 1.6% | 257 |
| 2pm–3pm | 75.7% | 3.0% | 491 |
| 3pm–4pm | 74.6% | 3.6% | 253 |
| 4pm–5pm | 67.5% | 3.9% | 715 |
| 5pm–6pm | 68.4% | 2.7% | 639 |
| 6pm–7pm | 62.7% | 3.1% | 515 |
| 7pm–8pm | 61.6% | 6.6% | 426 |
| 8pm–9pm | 62.5% | 4.6% | 459 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on SAT to DFW
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 74.8% | -3.2 pts | 0.0% | 159 |
| Christmas & New Year (Dec 20 - Jan 3) | 79.7% | +1.7 pts | 2.0% | 352 |
| Summer peak (Jun 15 - Aug 15) | 70.8% | -7.3 pts | 2.7% | 1,595 |
| All other days | 78.0% | — | 3.4% | 6,924 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).