El Paso (ELP) to San Antonio (SAT) flights
Southwest Airlines flies nonstop from El Paso International Airport to San Antonio International Airport, with about 15 flights a week in July 2026. The 496-mile flight takes about 1h 21m gate to gate.
- Distance
- 496 mi · 798 km
- Flight time
- 1h 21m
- Airlines
- 1
- Seats filled
- 64%
Airlines flying ELP to SAT
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 15 | Boeing 737-700 / MAX 7, Boeing 737 MAX 8, Boeing 737-800 | 73,663 | 1h 21m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
ELP to SAT flight schedule
7 flight numbers flew this route in August 2026. The first usually leaves at 6:10am and the last at 8:00pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| WN 3998Southwest Airlines | 6:10am | 8:35am | 12 | 100% |
| WN 3186Southwest Airlines | 7:00am | 9:30am | 4 | n/a |
| WN 4547Southwest Airlines | 9:50am | 12:20pm | 8 | n/a |
| WN 819Southwest Airlines | 1:55pm | 4:25pm | 4 | n/a |
| WN 3245Southwest Airlines | 5:45pm | 8:15pm | 12 | 67% |
| WN 3788Southwest Airlines | 7:55pm | 10:25pm | 12 | 42% |
| WN 2802Southwest Airlines | 8:00pm | 10:25pm | 4 | n/a |
Is ELP to SAT on time?
From September 2025 to August 2026, 82% of 737 flights arrived within 15 minutes of schedule and 0.1% were cancelled. Flights leaving around 6am were the most punctual (98%), those around 7pm the least (56%). Most delay time was caused by late-arriving aircraft (75%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 737 | 82% | 10 min | 0.1% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 5am to 6am | 25 | 96% | |
| 6am to 7am | 60 | 98% | |
| 7am to 8am | 53 | 93% | |
| 8am to 9am | 25 | 100% | |
| 9am to 10am | 65 | 95% | |
| 10am to 11am | 60 | 97% | |
| 11am to 12pm | 28 | 93% | |
| 12pm to 1pm | 35 | 89% | |
| 1pm to 2pm | 47 | 72% | |
| 2pm to 3pm | 46 | 87% | |
| 3pm to 4pm | 29 | 59% | |
| 4pm to 5pm | 32 | 56% | |
| 5pm to 6pm | 42 | 73% | |
| 6pm to 7pm | 55 | 93% | |
| 7pm to 8pm | 41 | 56% | |
| 8pm to 9pm | 51 | 67% | |
| 9pm to 10pm | 16 | 44% | |
| 10pm to 11pm | 27 | 50% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 73 | 6,736 | |
| September 2025 | 73 | 7,361 | |
| October 2025 | 76 | 8,031 | |
| November 2025 | 77 | 7,053 | |
| December 2025 | 77 | 7,955 | |
| January 2026 | 40 | 4,538 | |
| February 2026 | 27 | 3,731 | |
| March 2026 | 55 | 5,264 | |
| April 2026 | 59 | 5,309 | |
| May 2026 | 62 | 6,964 | |
| June 2026 | 63 | 5,746 | |
| July 2026 | 66 | 5,037 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.