San Francisco (SFO) to San Antonio (SAT) flights
SkyWest Airlines, United Airlines fly nonstop from San Francisco International Airport to San Antonio International Airport, with about 7 flights a week in July 2026. The 1,482-mile flight takes about 3h 35m gate to gate.
- Distance
- 1,482 mi · 2,385 km
- Flight time
- 3h 35m
- Airlines
- 2
- Seats filled
- 83%
Airlines flying SFO to SAT
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| SkyWest Airlines | 6 | Embraer E175 | 21,301 | 3h 37m |
| United Airlines | <1 | Boeing 737-800, Airbus A320-100/200, Boeing 737 MAX 8 | 11,277 | 3h 29m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
SFO to SAT flight schedule
3 flight numbers flew this route in August 2026. The first usually leaves at 12:20pm and the last at 6:37pm. 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) |
|---|---|---|---|---|
| UA 1279United Airlines | 12:20pm | 5:56pm | 9 | n/a |
| UA 2281United Airlines | 4:23pm | 9:59pm | 12 | 33% |
| UA 6036United Airlines · operated by SkyWest Airlines | 6:37pm | 12:29am | 8 | 75% |
Is SFO to SAT on time?
From September 2025 to August 2026, 77% of 434 flights arrived within 15 minutes of schedule and 0.2% were cancelled. Flights leaving around 9am were the most punctual (80%), those around 4pm the least (74%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (46%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 434 | 77% | 17 min | 0.2% |
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 |
|---|---|---|---|
| 8am to 9am | 25 | 76% | |
| 9am to 10am | 42 | 80% | |
| 11am to 12pm | 65 | 77% | |
| 1pm to 2pm | 10 | 80% | |
| 4pm to 5pm | 130 | 74% | |
| 6pm to 7pm | 109 | 79% | |
| 11pm to 12am | 38 | 78% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 36 | 4,795 | |
| September 2025 | 35 | 3,737 | |
| October 2025 | 58 | 4,066 | |
| November 2025 | 50 | 3,234 | |
| December 2025 | 46 | 3,756 | |
| January 2026 | 7 | 688 | |
| February 2026 | 18 | 1,140 | |
| March 2026 | 33 | 2,117 | |
| April 2026 | 51 | 3,041 | |
| May 2026 | 47 | 2,776 | |
| June 2026 | 29 | 1,911 | |
| July 2026 | 31 | 2,160 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.