Cheap flights from Austin to San Diego (AUS - SAN) from $43

Saturday flights are generally found to be more expensive for flights from Austin to San Diego. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Diego.

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 50 days in advance, which can save you up to 66% on flights from Austin to San Diego compared to booking the week you need them. Waiting 50 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $297. For sooner than that we have options available in the next 3 days from $384.

October can be a great time to fly to San Diego from Austin with a flight ticket averaging about $243. Cheapflights users have found deals in the month of October for as cheap as $120. The most expensive prices can be found in the month of March.

It’s optimal to fly from Austin to San Diego in the morning. By choosing this option you can save up to 17% on the cost of your flight, compared to a flight in the afternoon.

You will need to book a flight from Austin Bergstrom to San Diego if you want to fly from Austin to San Diego. At least 8 different airlines have flights from Austin Bergstrom (AUS) to San Diego (SAN) on a regular basis. There are 8 flights to San Diego from the Austin airport per day. If you manage to book one that is nonstop, then you can expect the flight time from AUS to SAN to be around 3h 01m.

Yes, there are multiple flights from Austin to San Diego for under $100. The cheapest flight booked recently is on Spirit Airlines for just $74, but on average you can expect to pay $109.

Cheapflights has at least 20 direct flights from Austin to San Diego under $200. A good price for a nonstop flight from Austin to San Diego is less than $281.

There are currently 20+ open flights from Austin to San Diego within the next 7 days for less than $200.

You can find nonstop flights on the following days: Monday, Tuesday, Saturday.

Within the past month, 20 users have taken a look at flights from Austin Bergstrom to San Diego.

2 flight departures from Austin to San Diego per day on average.
Evening (6pm - Midnight) - 100% of flight departures

For as low as $74, Spirit Airlines can have you in San Diego from Austin in 15h 15m. The distance between Austin and San Diego is about 1168 mi.

According to our current data, Spirit Airlines ($74), offers the cheapest pricing from Austin to San Diego. Users have found that Spirit Airlines is 69% cheaper than the other options available to this destination.

The cheapest airlines for a one-way flight from Austin to San Diego are Spirit Airlines ($54), Frontier ($55), and Alaska Airlines ($99).

Before booking your flight from Austin to San Diego check out the most popular airlines for this route: Undisclosed Carrier, American Airlines or Alaska Airlines.

Before booking your flight to San Diego from Austin, check out the most reliable airlines to get you to your destination on time: SkyWest Airlines (100%), Alaska Airlines (91%), Allegiant Air( 88%).

While on average a flight from Austin to San Diego is generally $438, our data shows the cheapest flight currently is $99. When looking at the most popular route, (Austin Bergstrom - San Diego), you can expect to pay $74 for that flight.

Austin Bergstrom Airport is AUS and San Diego Airport is SAN. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.