Which departure time was most reliable for LAS to SAT?
Among qualifying LAS-to-SAT departure window results, Early morning had the highest on-time rate: 93.3% of 520 flights. Night was lowest at 60.8% across 74 flights.
| Departure window | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Early morning | 520 | 93.3% | 4.2% | 0.2% |
| Late morning | 388 | 81.7% | 7.7% | 0.0% |
| Afternoon | 633 | 67.3% | 19.0% | 0.5% |
| Evening | 438 | 62.8% | 22.1% | 0.2% |
| Night | 74 | 60.8% | 25.7% | 1.4% |
Which weekday was most reliable for LAS to SAT?
Among qualifying LAS-to-SAT weekday results, Saturday had the highest on-time rate: 85.4% of 233 flights. Friday was lowest at 69.8% across 324 flights.
| Day | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Monday | 323 | 75.5% | 15.5% | 0.0% |
| Tuesday | 270 | 80.7% | 10.4% | 0.4% |
| Wednesday | 254 | 78.7% | 9.1% | 0.0% |
| Thursday | 323 | 72.1% | 16.4% | 0.3% |
| Friday | 324 | 69.8% | 18.8% | 0.9% |
| Saturday | 233 | 85.4% | 8.6% | 0.0% |
| Sunday | 326 | 69.9% | 16.3% | 0.3% |
Which airline was most reliable for LAS to SAT?
Among qualifying LAS-to-SAT airline results, Frontier Airlines had the highest on-time rate: 84.5% of 277 flights. Southwest Airlines was lowest at 72.9% across 1,564 flights.
| Airline | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 1,564 | 72.9% | 14.7% | 0.2% |
| Frontier Airlines | 277 | 84.5% | 10.8% | 0.7% |
| Spirit Airlines | 212 | 82.1% | 13.2% | 0.5% |
Which month was most reliable for LAS to SAT?
Among qualifying LAS-to-SAT month results, October 2025 had the highest on-time rate: 83.6% of 201 flights. May 2026 was lowest at 62.9% across 175 flights.
| Month | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| July 2025 | 180 | 72.2% | 19.4% | 0.6% |
| August 2025 | 161 | 75.8% | 11.2% | 0.0% |
| September 2025 | 189 | 79.9% | 14.3% | 1.1% |
| October 2025 | 201 | 83.6% | 11.4% | 0.0% |
| November 2025 | 197 | 82.7% | 9.6% | 0.0% |
| December 2025 | 205 | 78.0% | 10.7% | 0.0% |
| January 2026 | 137 | 75.9% | 12.4% | 0.0% |
| February 2026 | 131 | 81.7% | 9.2% | 0.0% |
| March 2026 | 166 | 69.9% | 12.7% | 0.0% |
| April 2026 | 162 | 73.5% | 14.8% | 0.6% |
| May 2026 | 175 | 62.9% | 22.3% | 0.6% |
| June 2026 | 149 | 65.8% | 20.8% | 0.7% |
What drove LAS to SAT delay minutes?
Late aircraft was the largest recorded LAS-to-SAT delay category, accounting for 52.2% of 26,846 BTS-attributed delay minutes during July 2025–June 2026.
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