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Uncover the best deals on Austin to San Diego flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest AUS - SAN Flights
Useful information for finding best airline tickets from Austin Bergstrom International to San Diego International on your next trip.
Cheapest Round Trip Flight
$404
Southwest Airlines
• 1 stop
• 21h 40m
Jul 15 – Jul 18
The cheapest round trip flight from Austin to San Diego (AUS-SAN-AUS) is currently $404
Cheapest Direct Flight
$459
Alaska Airlines
• nonstop
• 5h 8m
Jul 15
The cheapest nonstop flight from Austin to San Diego (AUS-SAN) is currently $459
Fastest Flight
4h 10m
The fastest nonstop flight from Austin to San Diego (AUS-SAN) takes 4h 10m
Top Airlines Flying from Austin to San Diego
Latest Flight Deals from Austin (AUS) to San Diego (SAN)
Compare and book low fare round-trip air tickets from Austin to San Diego. Ideal for travelers with confirmed return itineraries.
Jul 15 - Jul 18, Economy
Austin → San Diego
21h 40m
8:50 PM - 7:50 AM • 1 stop
Austin → San Diego
23h 55m
6:30 AM - 11:05 PM • 1 stop
Southwest Airlines
Jul 15 - Jul 18, Economy
Austin → San Diego
25h 55m
9:30 AM - 11:25 PM • 1 stop
Austin → San Diego
4h 10m
7:20 AM - 12:10 PM • nonstop
Southwest Airlines
Jul 15 - Jul 18, Economy
Austin → San Diego
9h
6:00 AM - 9:40 AM • 1 stop
Austin → San Diego
4h 15m
12:25 PM - 5:20 PM • nonstop
Southwest Airlines
Jul 15 - Jul 18, Economy
Austin → San Diego
7h 5m
6:50 AM - 9:15 AM • 1 stop
Austin → San Diego
4h 15m
9:55 AM - 2:50 PM • nonstop
Southwest Airlines
Jul 15 - Jul 18, Economy
Austin → San Diego
8h 20m
5:25 PM - 8:25 PM • 1 stop
Austin → San Diego
4h 15m
12:25 PM - 5:20 PM • nonstop
Southwest Airlines
Flying to San Diego soon? We've surfaced some of the most affordable last-minute flights from Austin to San Diego, ideal for urgent plans or spontaneous trips.
Jul 17 - Jul 31, Economy
Austin → San Diego
10h 50m
5:55 PM - 10:45 PM • 1 stop
Austin → San Diego
4h 15m
2:55 PM - 7:50 PM • nonstop
Southwest Airlines
Jul 17 - Jul 31, Economy
Austin → San Diego
- • 1 stop
Austin → San Diego
- • 1 stop
United Airlines
Jul 16 - Jul 30, Economy
Austin → San Diego
12h 6m
12:15 PM - 5:41 PM • 1 stop
Austin → San Diego
18h 22m
6:25 AM - 7:27 PM • 1 stop
United Airlines
Jul 17 - Jul 31, Economy
Austin → San Diego
9h 1m
7:10 AM - 10:51 AM • 1 stop
Austin → San Diego
8h 29m
6:20 AM - 1:29 PM • 1 stop
United Airlines
Jul 17 - Jul 31, Economy
Austin → San Diego
4h 10m
10:05 AM - 10:55 AM • nonstop
Austin → San Diego
4h 10m
7:45 AM - 12:35 PM • nonstop
Southwest Airlines
Looking for the fastest way to San Diego? These direct flight options from AUS to SAN offer both convenience and value—no layovers, just straight to your destination.
Jul 15 - Jul 18, Economy
Austin → San Diego
5h 8m
6:00 AM - 7:08 AM • nonstop
Austin → San Diego
5h 12m
5:48 PM - 11:00 PM • nonstop
Alaska Airlines
Jul 15 - Jul 18, Economy
Austin → San Diego
5h 14m
7:59 PM - 9:13 PM • nonstop
Austin → San Diego
5h 15m
9:04 AM - 2:19 PM • nonstop
Alaska Airlines
Jul 15 - Jul 18, Economy
Austin → San Diego
4h 10m
11:10 AM - 12:00 PM • nonstop
Austin → San Diego
4h 10m
7:20 AM - 12:10 PM • nonstop
Southwest Airlines
Jul 15 - Jul 18, Economy
Austin → San Diego
4h 10m
6:55 AM - 7:45 AM • nonstop
Austin → San Diego
5h
6:15 PM - 11:15 PM • nonstop
Southwest Airlines
Jul 15 - Jul 18, Economy
Austin → San Diego
4h 10m
5:50 PM - 6:40 PM • nonstop
Austin → San Diego
4h 15m
12:25 PM - 5:20 PM • nonstop
Southwest Airlines
FAQs on Austin to San Diego Flights
What are the airports in Austin?
AUS
What’s the most popular airline flying from AUS to SAN?
The most popular airline flying from Austin to San Diego are
Can I fly from AUS to SAN non-stop?
Yes, you can fly AUS to SAN non-stop on
Which airlines fly nonstop between Austin and San Diego?
The non-stop flights between Austin and San Diego are .
What’s the earliest departure time from AUS to SAN Airport?
The earliest flight leaves AUS at 6:00 am and lands in SAN - San Diego International
What are the airports in San Diego?
SAN
Can I make changes to my Austin to San Diego flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from AUS to SAN?
Read the fare rules of the Austin to San Diego air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Austin and San Diego?
operate flights between Austin and San Diego
How long does a flight from Austin to San Diego take?
It takes approximately 3 hour to fly non-stop from AUS to SAN, which is 1164.23 miles by air.
Which airlines provide the cheapest flights from Austin (AUS) to San Diego (SAN) ?
In the past couple of days, the cheapest tickets to SAN from AUS were found on WN : USD 483
Do I need a passport to fly between AUS and SAN?
No
What’s the latest departure time from AUS to SAN ?
The last flight leaves AUS at 4:1700 pm
Austin (AUS) to San Diego (SAN): Airport Information
| Origin Airport | Austin Bergstrom International , Austin, US |
| Destination Airport | San Diego International , San Diego, US |
| Distance | 1164 miles |
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