Dallas/Fort Worth (DFW) to San Antonio (SAT): On-Time Performance
Data through July 2026
Delays are only half the story on DFW–SAT: 3.1% of its scheduled flights were outright cancelled, well above the US norm, so a backup plan matters more here than on most routes. When flights do go, 67% land on time, below the national average of 78%. Envoy Air has been the safer pick, arriving on time 76% of the time.
- On-time
- 67%
- arrived <15 min late
- Avg delay
- 27 min
- completed flights
- Cancelled
- 3.1%
- Flights/day
- 12
- last 12 months
- Duration
- 1h 12m
- scheduled
- Distance
- 247 mi
Best airline from DFW to SAT
4 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Envoy Airmost reliable | 76% | 15 min | 3.7% | 1,017 |
| SkyWest Airlines | 76% | 16 min | 3.2% | 565 |
| Spirit Airlines | 71% | 19 min | 3.7% | 217 |
| American Airlines | 65% | 30 min | 3.0% | 7,665 |
Monthly on-time trend
Best time to fly from DFW to SAT
Aim for departures around 9 a.m. (85% on-time); avoid 7 p.m. departures (52%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 65% | 28 min |
| Tuesdaybest | 71% | 25 min |
| Wednesday | 69% | 27 min |
| Thursday | 67% | 25 min |
| Friday | 68% | 24 min |
| Saturday | 67% | 27 min |
| Sunday | 61% | 35 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft52%
- Airline operations33%
- National airspace system9%
- Weather7%
Frequently asked questions
- How often are flights from DFW to SAT delayed?
- 33% of DFW–SAT flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 27 minutes.
- Which airline is most reliable from DFW to SAT?
- Envoy Air has the best on-time record on this route at 76%, based on 1,017 flights. 4 airlines flew DFW–SAT frequently enough to compare in this period.
- What is the best time of day to fly from DFW to SAT?
- Departures around 9 a.m. have the best record (85% on-time), while departures around 7 p.m. have the worst (52%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from DFW to SAT?
- The scheduled DFW–SAT flight time averages 1h 12m over 247 miles. Actual arrival times vary — flights on this route land 15+ minutes late 33% of the time.
- How often are DFW to SAT flights cancelled?
- 3.1% of scheduled flights on this route were cancelled between 2024-07 and 2026-07 — several times the typical US rate, so consider earlier departures or backup options.
- What is the worst month to fly from DFW to SAT?
- July 2024 was the roughest month in this dataset, with only 49% of arrivals on time. The best was October 2024 at 82%. If your dates are flexible, that 33-point gap is worth planning around.
Explore related pages
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Related guides
Based on 9,469 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.