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Cheap Flights from Austin-Bergstrom to San Diego International from $91

Compare Austin-Bergstrom to San Diego International flight deals

Find the cheapest month or even day of the year to fly to San Diego International

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Flight deals from Austin-Bergstrom to San Diego International

Looking for a cheap last-minute deal or the best return flight from Austin-Bergstrom to San Diego International? Find the lowest prices on one-way and return tickets right here.
San Diego.$184 per passenger.Departing Thu, 1 May, returning Sun, 4 May.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Austin-Bergstrom on Thu, 1 May, arriving in San Diego International.Inbound indirect flight with Spirit Airlines, departs from San Diego International on Sun, 4 May, arriving in Austin-Bergstrom.Price includes taxes and charges.From $184, select.
San Diego.$190 per passenger.Departing Mon, 9 Jun, returning Wed, 11 Jun.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Austin-Bergstrom on Mon, 9 Jun, arriving in San Diego International.Inbound indirect flight with Spirit Airlines, departs from San Diego International on Wed, 11 Jun, arriving in Austin-Bergstrom.Price includes taxes and charges.From $190, select.
San Diego.$228 per passenger.Departing Sat, 26 Apr, returning Sun, 27 Apr.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Austin-Bergstrom on Sat, 26 Apr, arriving in San Diego International.Inbound indirect flight with Spirit Airlines, departs from San Diego International on Sun, 27 Apr, arriving in Austin-Bergstrom.Price includes taxes and charges.From $228, select.
San Diego.$240 per passenger.Departing Fri, 30 May, returning Wed, 4 Jun.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Austin-Bergstrom on Fri, 30 May, arriving in San Diego International.Inbound indirect flight with Spirit Airlines, departs from San Diego International on Wed, 4 Jun, arriving in Austin-Bergstrom.Price includes taxes and charges.From $240, select.
San Diego.$251 per passenger.Departing Sat, 26 Apr, returning Thu, 1 May.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Austin-Bergstrom on Sat, 26 Apr, arriving in San Diego International.Inbound indirect flight with Spirit Airlines, departs from San Diego International on Thu, 1 May, arriving in Austin-Bergstrom.Price includes taxes and charges.From $251, select.
San Diego.$282 per passenger.Departing Mon, 16 Jun, returning Fri, 20 Jun.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Austin-Bergstrom on Mon, 16 Jun, arriving in San Diego International.Inbound direct flight with Frontier Airlines departs from San Diego International on Fri, 20 Jun, arriving in Austin-Bergstrom.Price includes taxes and charges.From $282, select.
San Diego.$286 per passenger.Departing Fri, 11 Jul, returning Fri, 18 Jul.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Austin-Bergstrom on Fri, 11 Jul, arriving in San Diego International.Inbound direct flight with Frontier Airlines departs from San Diego International on Fri, 18 Jul, arriving in Austin-Bergstrom.Price includes taxes and charges.From $286, select.
San Diego.$290 per passenger.Departing Mon, 28 Jul, returning Mon, 4 Aug.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Austin-Bergstrom on Mon, 28 Jul, arriving in San Diego International.Inbound direct flight with Frontier Airlines departs from San Diego International on Mon, 4 Aug, arriving in Austin-Bergstrom.Price includes taxes and charges.From $290, select.

Find the cheapest month to fly from Austin-Bergstrom to San Diego International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Austin-Bergstrom to San Diego International flights are currently cheapest in May.
Apr
from $228
May
from $184
Jun
from $190
Jul
from $286
Aug
from $382
Sep
from $504
Oct
from $577
Nov
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Dec
from $507
Jan
Find prices
Feb
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Mar
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Direct flights from Austin-Bergstrom to San Diego International

Austin-Bergstrom to San Diego International: Alternative routes

Compare routes from Austin-Bergstrom to San Diego below. You may find an airport to fly into that's cheaper, faster, or easier than San Diego International.

Austin to San Diego: Flight information

The things to know before you go.
Cheapest flight found$184
Cheapest month to flyMay
Average flight time3 hrs, 6 mins
Most popular airlineSouthwest Airlines
Average flights per week86

Finding cheap flights from Austin-Bergstrom to San Diego International: Frequently asked questions

The best price we found for a return flight from Austin-Bergstrom to San Diego International is $184. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
3 hours and 6 minutes is the average flight time from Austin-Bergstrom to San Diego International.
Southwest Airlines, Alaska Airlines and SkyWest Airlines fly direct from Austin-Bergstrom to San Diego International.
As of April 2025, there are 86 flights per week flying from Austin-Bergstrom to San Diego International.
The cheapest month to fly from Austin-Bergstrom to San Diego International is usually April 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Austin-Bergstrom Airport to San Diego International Airport on Thursday, 1 May 2025.
Yes – the average flight time is 3 hours and 6 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Diego International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Diego is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Spirit Airlines and Frontier Airlines offer the cheapest flight tickets to San Diego International.

Flying from Austin-Bergstrom International Airport (AUS) to San Diego International Airport (SAN): what you need to know

  • The average length of a direct flight from Austin-Bergstrom International Airport to San Diego International Airport is 3 hours 5 minutes.

  • The timezone in San Diego is UTC-7, which is two hours behind Austin.

  • Choose from 33 weekly Austin-Bergstrom International Airport to San Diego International Airport flights. The 06:10 departure with Southwest Airlines is the earliest you can take. Southwest Airlines operates the last service of the day at 21:50.

  • Leave plenty of time to make your AUS to SAN flight. As a general rule, arrive at least two hours before international departures and an hour ahead for domestic flights.

  • During popular months such as July, you'll want to get to the airport earlier than normal. Arrive two hours before domestic departures and four hours ahead of international flights when you fly during a high season in general.

  • Travelling to San Diego (and then seeing more of United States!) is a breeze with Alaska Airlines. This popular carrier has direct flights from Austin-Bergstrom International Airport to San Diego International Airport.

  • Alaska Airlines is the airline most travellers choose to fly with on this route.

  • With 79.25% of services arriving as planned, Southwest Airlines is the most punctual carrier operating AUS to SAN flights.

  • We make it simple to book a flight with a stopover. To see all your options for tickets from Austin-Bergstrom International Airport to San Diego International Airport, deselect 'Direct flights only.' Then, pick a flight offering a stop long enough to explore the city of your choice. Stopovers between AUS and SAN include:

    • Phoenix Sky Harbour International Airport

    • Albuquerque International Sunport Airport

    • William P. Hobby Airport

How to find the cheapest flights from Austin-Bergstrom International Airport (AUS) to San Diego International Airport (SAN)

  • Right now, $91 is the lowest price we've seen for a one-way Austin-Bergstrom International Airport to San Diego International Airport flight. The best price for a return plane ticket is $184. Bear in mind that fares can change due to availability when booking.

  • Book six months before flying. After crunching the numbers on our calendar, this is how far you should book ahead to secure cheap tickets from AUS to SAN.

  • Plan your trip for May. That's the cheapest month for flights from Austin-Bergstrom International Airport to San Diego International Airport. If you have flexibility with your dates, try out the 'Whole month' tool to find the lowest price across every month.

  • Never miss a deal on cheap flights from AUS to SAN by setting up a Price Alert. You'll get an email or notification through the app when a special offer becomes available.

  • Choose your preferred departure and arrival times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to see the best deals on flights from Austin-Bergstrom International Airport to San Diego International Airport.

Handy information about Austin-Bergstrom International Airport (AUS)

  • You'll find AUS at 3600 Presidential Blvd.

  • 81.23% of flights departing from Austin-Bergstrom International Airport land at their destination on schedule. Given its solid on-time performance, delays are unlikely when setting off from AUS.

  • Austin-Bergstrom International Airport is around 19 kilometres from central Austin. If you're driving, catching a cab or ride-sharing from the centre, it'll take you 25 minutes or so to arrive, depending on the traffic.

  • The trip on public transport typically takes 3 hours 25 minutes.

  • Looking for a convenient hotel close to AUS? If you're boarding an early flight from Austin-Bergstrom International Airport to San Diego International Airport, these stays will put you moments from your departure lounge:

Arriving at San Diego International Airport (SAN)

Getting from San Diego International Airport (SAN) to central San Diego

  • The address for SAN is Airport Drive.

  • San Diego International Airport to central San Diego has a drive time of around 10 minutes. It's approximately 5 kilometres away.

  • Travelling to the centre on public transport takes around 20 minutes.

When to fly to San Diego International Airport (SAN)

  • The quietest month for a flight from Austin-Bergstrom International Airport to San Diego International Airport is May, while July is the busiest. Choose the ideal time to visit San Diego based on whether you prefer a more relaxed vibe or a faster pace.

  • Lock in your flight from Austin-Bergstrom International Airport to San Diego International Airport for August if you'd like to explore San Diego during its warmest month. Expect temperatures of between 17ºC (63ºF) and 28ºC (82ºF).

  • Search for cheap tickets from AUS to SAN in February if you like cooler conditions. Temperatures are at their lowest around then, ranging between 7ºC (45ºF) and 23ºC (73ºF) on average.

Explore more of United States

  • You've done San Diego, now it's time to explore more of United States. Journey around 177 kilometres north-west to Los Angeles to check off its top attractions. From Griffith Observatory to The Broad and La Brea Tar Pits & Museum, you'll have a full itinerary ahead.

  • Phoenix is another standout destination in United States and is around 483 kilometres east of San Diego. No journey is complete without experiencing Desert Botanical Garden, Heard Museum and Papago Park.

Plan the rest of your trip from Austin to San Diego

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.