Best Time to Fly ELP to SAT: On-Time Stats by Hour & Airline
El Paso International → San Antonio International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 83.2% of El Paso (ELP) to San Antonio (SAT) flights arrived on time (747 scheduled flights). That is 5.6 points above the national average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
September has been the best month (91% on time) and Sunday the weakest day of the week (81%).
0.1% of flights were cancelled, versus 1.8% nationally.
ELP to SAT 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 |
|---|---|---|---|---|
| Southwest Airlines | 83.2% | 51 min | 0.1% | 747 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly ELP to SAT
On-time arrival % by scheduled departure hour (local time), 1,629 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | Limited data | 24 | |
| 6am–7am | 97.8% | 2.2% | 46 |
| 7am–8am | 93.9% | 0.0% | 99 |
| 8am–9am | 96.6% | 0.0% | 89 |
| 9am–10am | 94.3% | 0.0% | 105 |
| 10am–11am | 93.9% | 0.6% | 164 |
| 11am–12pm | 89.3% | 0.0% | 123 |
| 12pm–1pm | 89.5% | 0.0% | 38 |
| 1pm–2pm | 78.6% | 0.0% | 84 |
| 2pm–3pm | 82.4% | 0.0% | 109 |
| 3pm–4pm | 78.0% | 0.8% | 119 |
| 4pm–5pm | 70.7% | 0.0% | 75 |
| 5pm–6pm | 81.8% | 1.3% | 79 |
| 6pm–7pm | 92.8% | 0.0% | 97 |
| 7pm–8pm | 74.4% | 0.0% | 122 |
| 8pm–9pm | 66.0% | 1.3% | 155 |
| 9pm–10pm | 65.3% | 0.0% | 75 |
| 10pm–11pm | Limited data | 26 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on ELP to SAT
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) | 82.0% | -2.2 pts | 0.0% | 39 |
| Christmas & New Year (Dec 20 - Jan 3) | 84.8% | +0.6 pts | 0.0% | 79 |
| Summer peak (Jun 15 - Aug 15) | 78.8% | -5.4 pts | 0.3% | 300 |
| All other days | 84.2% | — | 0.4% | 1,211 |
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).