San Diego (SAN) to Austin (AUS) flights
Southwest Airlines, SkyWest Airlines fly nonstop from San Diego International Airport to Austin Bergstrom International Airport, with about 51 flights a week in July 2026. The 1,164-mile flight takes about 2h 53m gate to gate.
- Distance
- 1,164 mi · 1,873 km
- Flight time
- 2h 53m
- Airlines
- 2
- Seats filled
- 80%
Airlines flying SAN to AUS
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 31 | Boeing 737 MAX 8, Boeing 737-800, Boeing 737-700 / MAX 7 | 193,493 | 2h 46m |
| SkyWest Airlines | 21 | Embraer E175 | 65,495 | 3h 2m |
| Frontier AirlinesSeasonal or ended | n/a | Airbus A320neo, Airbus A321, Airbus A320-100/200 | 14,615 | 2h 52m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
SAN to AUS flight schedule
16 flight numbers flew this route in August 2026, 2 of them almost daily. The first usually leaves at 6:30am and the last at 7:15pm. 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 3614Southwest Airlines | 6:30am | 11:30am | 16 | 94% |
| WN 354Southwest Airlines | 7:55am | 12:50pm | 12 | 83% |
| AS 3464Alaska Airlines · operated by SkyWest Airlines | 8:01am | 1:15pm | 12 | 73% |
| WN 2247Southwest Airlines | 8:15am | 1:10pm | 4 | n/a |
| WN 257Southwest Airlines | 8:40am | 1:35pm | 4 | n/a |
| AS 3085Alaska Airlines · operated by SkyWest Airlines | 9:04am | 2:19pm | 18 | 89% |
| WN 1144Southwest Airlines | 11:25am | 4:25pm | 8 | n/a |
| WN 1797Southwest Airlines | 11:45am | 4:40pm | 4 | n/a |
| WN 1426Southwest Airlines | 2:05pm | 7:00pm | 12 | 8% |
| AS 3250Alaska Airlines · operated by SkyWest Airlines | 2:07pm | 7:19pm | 18 | 59% |
| AS 3300Alaska Airlines · operated by SkyWest Airlines | 2:08pm | 7:19pm | 13 | 82% |
| WN 4421Southwest Airlines | 5:35pm | 10:25pm | 12 | 0% |
| WN 3395Southwest Airlines | 5:40pm | 10:30pm | 12 | 42% |
| AS 3292Alaska Airlines · operated by SkyWest Airlines | 5:48pm | 11:00pm | 31 | 78% |
| WN 3396Southwest Airlines | 6:00pm | 10:55pm | 8 | n/a |
| WN 4944Southwest Airlines | 7:15pm | 12:10am | 24 | 33% |
Is SAN to AUS on time?
From September 2025 to August 2026, 70% of 2,617 flights arrived within 15 minutes of schedule and 1% were cancelled. Flights leaving around 7am were the most punctual (88%), those around 2pm the least (58%). Most delay time was caused by late-arriving aircraft (54%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 1,457 | 65% | 20 min | 0.5% |
| Alaska Airlines | 1,070 | 78% | 14 min | 1.5% |
| Frontier Airlines | 90 | 65% | 18 min | 2.2% |
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 |
|---|---|---|---|
| 6am to 7am | 128 | 91% | |
| 7am to 8am | 306 | 88% | |
| 8am to 9am | 141 | 86% | |
| 9am to 10am | 305 | 81% | |
| 10am to 11am | 241 | 70% | |
| 1pm to 2pm | 75 | 43% | |
| 2pm to 3pm | 351 | 58% | |
| 3pm to 4pm | 96 | 57% | |
| 4pm to 5pm | 130 | 53% | |
| 5pm to 6pm | 427 | 73% | |
| 6pm to 7pm | 177 | 67% | |
| 7pm to 8pm | 119 | 52% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 183 | 20,587 | |
| September 2025 | 174 | 18,868 | |
| October 2025 | 202 | 24,341 | |
| November 2025 | 198 | 22,924 | |
| December 2025 | 196 | 23,480 | |
| January 2026 | 213 | 19,438 | |
| February 2026 | 215 | 20,570 | |
| March 2026 | 254 | 26,918 | |
| April 2026 | 243 | 23,844 | |
| May 2026 | 232 | 23,436 | |
| June 2026 | 220 | 25,119 | |
| July 2026 | 231 | 25,071 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.