Austin (AUS) to San Diego (SAN) flights

Southwest Airlines, SkyWest Airlines fly nonstop from Austin Bergstrom International Airport to San Diego International Airport, with about 49 flights a week in July 2026. The 1,164-mile flight takes about 3h 4m gate to gate.

From
AUS
Austin
Austin Bergstrom International Airport
To
SAN
San Diego
San Diego International Airport
Distance
1,164 mi · 1,873 km
Flight time
3h 4m
Airlines
2
Seats filled
80%
Flights a week, July 2026
2,524 flights and 267,670 passengers in 12 months
SANSANAUS
Map data: Natural Earth. Lines follow the shortest (great-circle) path.

Airlines flying AUS to SAN

AirlineFlights a weekAircraftPassengers (12 months)Flight time
Southwest Airlines29Boeing 737 MAX 8, Boeing 737-800, Boeing 737-700 / MAX 7189,9592h 56m
SkyWest Airlines20Embraer E17562,6553h 14m
Frontier AirlinesSeasonal or endedn/aAirbus A320neo, Airbus A321, Airbus A320-100/20015,0563h 3m

Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.

AUS to SAN flight schedule

19 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 6:00am and the last at 8:30pm. Times are local and can change; check with the airline before you book.

FlightDepartsArrivesDays flown in August 2026On time (12 months)
AS 3293Alaska Airlines · operated by SkyWest Airlines6:00am7:08am3189%
WN 435Southwest Airlines6:50am7:45am1292%
WN 4450Southwest Airlines7:15am8:10am4n/a
WN 4844Southwest Airlines7:55am8:50am4n/a
WN 581Southwest Airlines9:00am9:55am12100%
WN 534Southwest Airlines11:05am11:55am8n/a
WN 480Southwest Airlines12:15pm1:05pm4n/a
WN 845Southwest Airlines12:35pm1:25pm1233%
AS 3464Alaska Airlines · operated by SkyWest Airlines1:55pm3:07pm1242%
AS 3084Alaska Airlines · operated by SkyWest Airlines2:59pm4:05pm1864%
WN 507Southwest Airlines3:55pm4:55pm1267%
WN 1534Southwest Airlines4:15pm5:10pm4n/a
WN 930Southwest Airlines5:10pm6:05pm1233%
WN 1869Southwest Airlines5:30pm6:25pm8n/a
WN 211Southwest Airlines6:35pm7:30pm4n/a
WN 4057Southwest Airlines7:55pm8:45pm8n/a
AS 3249Alaska Airlines · operated by SkyWest Airlines7:59pm9:13pm1756%
AS 3301Alaska Airlines · operated by SkyWest Airlines7:59pm9:19pm1382%
WN 207Southwest Airlines8:30pm9:20pm1619%

Is AUS to SAN on time?

From September 2025 to August 2026, 73% of 2,605 flights arrived within 15 minutes of schedule and 1.2% were cancelled. Flights leaving around 6am were the most punctual (92%), those around 8pm the least (47%). Most delay time was caused by late-arriving aircraft (53%).

AirlineFlightsOn timeAverage delayCancelled
Southwest Airlines1,44568%18 min0.7%
Alaska Airlines1,07079%13 min2%
Frontier Airlines9081%14 min1.1%

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 departureFlightsOn time, relativeOn time
6am to 7am612
92%
7am to 8am78
97%
10am to 11am83
68%
11am to 12pm75
67%
12pm to 1pm159
71%
1pm to 2pm158
79%
2pm to 3pm369
71%
3pm to 4pm60
85%
4pm to 5pm149
69%
5pm to 6pm131
56%
6pm to 7pm104
45%
7pm to 8pm299
64%
8pm to 9pm139
47%
9pm to 10pm145
57%

Flights by month

MonthFlightsFlights, relativePassengers
August 2025180
18,675
September 2025175
18,334
October 2025197
23,585
November 2025198
22,631
December 2025195
24,281
January 2026212
18,357
February 2026213
19,906
March 2026252
25,669
April 2026243
23,233
May 2026234
23,970
June 2026209
24,384
July 2026218
24,772

Related

Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.