AUS - SAN

$106 Find Cheap Flights from Austin to San Diego - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Austin to San Diego departing on 10/30. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$233
Typical prices: $206-$363
Delta
Sat 8/22Mon 8/24
AUS - SAN • 1 stop
Cheapest non-stop
$234
Typical prices: $176-$354
Alaska Airlines
Wed 10/7Sat 10/10
AUS - SAN • Non-stop
Advice from real travelers
AI-powered summary based on content written by travel experts and KAYAK users. AI can make mistakes.
Southwest cancellation policy allows changes up to 10 minutes before departure.
Alaska Premium Class adds legroom; at AUS, arrive early for long lines.
Expert advice
Expert advice
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Expert advice
Expert advice
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Nonstop flights
You can fly direct with Alaska Airlines and Southwest. Average duration is 2h 59m
Direct flights
Direct flights
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Direct flights
Direct flights
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Top layover airports
Cheapest • Avg $291 (round-trip)
Shortest trip • 4h 45m (one-way)
Insights
Insights
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 3 weeks in advance save around 35% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
Cheapest • 31% price drop
Most popular
Good to know
Good to know
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We hope you love your trip to San Diego!
Flight Deals
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Expert advice
Flight Deals

Cheap Flights from Austin to San Diego (AUS-SAN)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Austin to San Diego that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Austin to San Diego

Sat, Aug 22 - Mon, Aug 24
Delta Logo
5:15 am - 11:09 am
AUS
-
SAN
7h 54m
1 stop
Delta Logo
2:00 pm - 12:18 am
SAN
-
AUS
8h 18m
1 stop
$233Delta
Thu, Jan 14 - Sat, Jan 16
Delta Logo
6:35 pm - 10:55 pm
AUS
-
SAN
6h 20m
1 stop
Delta Logo
10:00 am - 5:23 pm
SAN
-
AUS
5h 23m
1 stop
$233Delta
Thu, Sep 17 - Tue, Sep 22
Southwest Logo
7:15 pm - 10:10 pm
AUS
-
SAN
4h 55m
1 stop
Southwest Logo
1:45 pm - 10:05 pm
SAN
-
AUS
6h 20m
1 stop
$233Southwest
Thu, Nov 19 - Thu, Nov 19
Southwest Logo
6:15 am - 9:55 am
AUS
-
SAN
5h 40m
1 stop
Southwest Logo
12:35 pm - 9:10 pm
SAN
-
AUS
6h 35m
1 stop
$233Southwest
Sun, Nov 15 - Tue, Nov 17
Frontier Logo
9:53 pm - 7:53 pm
AUS
-
SAN
24h 00m
1 stop
Frontier Logo
8:32 pm - 7:26 pm
SAN
-
AUS
20h 54m
1 stop
$233Frontier
Thu, Aug 20 - Sun, Aug 23
Frontier Logo
8:15 pm - 11:51 pm
AUS
-
SAN
5h 36m
1 stop
Frontier Logo
8:59 pm - 11:52 am
SAN
-
AUS
12h 53m
1 stop
$233Frontier
Sat, Aug 22 - Sat, Aug 22
American Airlines Logo
6:20 am - 11:57 am
AUS
-
SAN
7h 37m
1 stop
American Airlines Logo
4:22 pm - 11:48 pm
SAN
-
AUS
5h 26m
1 stop
$233American Airlines
Tue, Sep 8 - Tue, Sep 15
American Airlines Logo
6:20 am - 11:57 am
AUS
-
SAN
7h 37m
1 stop
American Airlines Logo
1:50 pm - 9:36 pm
SAN
-
AUS
5h 46m
1 stop
$233American Airlines
Wed, Oct 7 - Sat, Oct 10
Alaska Airlines Logo
7:59 pm - 9:18 pm
AUS
-
SAN
3h 19mnonstop
Alaska Airlines Logo
5:16 pm - 10:27 pm
SAN
-
AUS
3h 11mnonstop
$234Alaska Airlines
Thu, Nov 19 - Thu, Nov 19
Alaska Airlines Logo
6:00 am - 7:26 am
AUS
-
SAN
3h 26mnonstop
Alaska Airlines Logo
5:24 pm - 10:29 pm
SAN
-
AUS
3h 05mnonstop
$234Alaska Airlines
Booking Insights

KAYAK's insights & trends for Austin to San Diego flights

Get data-powered insights and trends into flights from Austin to San Diego to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Austin to San Diego?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Austin to San Diego departing in August.

Flight prices are typical for this route right now.

Flights to San Diego from Austin usually cost between $206 and $363 in August.
The lowest price found in the past 5 days was $233 on Frontier (Aug 23-Aug 26).

What’s the cheapest day of the week to fly from Austin to San Diego?

The average price of all round-trip flights from Austin to San Diego clicked on KAYAK for each day over the last 12 months.

If your flying dates are flexible, you should consider flying to San Diego on a Thursday, as we generally find the cheapest rates on that day for this route. On the other hand, Sunday is the most expensive day to fly from Austin to San Diego. For your return ticket, we recommend flying on a Friday and avoiding Mondays for the best deals.

What is the cheapest month to fly from Austin to San Diego?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Austin to San Diego, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Austin to San Diego is January, where tickets cost $198 (return) on average. On the other hand, the most expensive months are June and July, where the average cost of round-trip tickets is $400 and $361 respectively.

Can I save money by flying with a layover from Austin to San Diego?

The average round-trip price for all non-stop flights, flights with one layover, and flights with two layovers for the route found by users searching on KAYAK in the last 2 weeks.

Yes, flying with a layover may cost you more time, but you can also save money on the route, with a 1 stop layover the cheapest option at $362 on average.

How far in advance should I book a flight from Austin to San Diego?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Austin to San Diego, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Austin to San Diego, you should book around 3 weeks before departure, which saves you about 35% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 6 weeks before departure.

Expert advice

Expert advice for your flight from Austin to San Diego

 
AI-powered summary based on content written by travel experts. AI can make mistakes.
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Blane Bachelor

Blane Bachelor

Expert on Southwest

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Harriet Baskas

Harriet Baskas

Expert on Alaska Airlines and AUS

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Brandon Schultz

Brandon Schultz

Expert on SAN

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Good to know

Low season

April

Cheapest flight

$106
Most popular time to fly and prices are also 3% lower on average.
Flight from Austin to San Diego

When to book flights from Austin to San Diego

Are your dates flexible? Find out the best times to travel from Austin to San Diego based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Flights from Austin to San Diego: the best tips from KAYAK users' own experiences

Insights shared by verified travelers who flew the route from Austin to San Diego 
JustinFlew with Southwest
AUS
-
SAN
May 2024
GET TSA - PRECHECK AND CLEAR. IT'S CHEAPER WITH THE AMEX GREEN OR AMEX PLAT.
Verified travelerFlew with Alaska Airlines
AUS
-
SAN
Apr 2024
Austin check in is long, make sure to come early to allow for the crowded lines.

FAQs for booking flights from Austin to San Diego

  • Which airlines have lounges at San Diego International Airport?

    Book your flight with United Airlines or Delta for those looking to relax at premium airline lounges. These are the only two airlines with lounges at SAN. Delta operates a members-only lounge in Terminal 2 next to Gate 37. You need to have Elite Status to access the lounge. United Airlines operates a pay-at-the-door lounge in Terminal 1 on the mezzanine level. Airspace Lounge in Terminal 2 is another option and isn’t affiliated with any airline.

  • Does San Diego International Airport offer accessible services?

    The airport has provided elevators for step-free access to all areas. There are also volunteers at strategic locations to assist any special needs passengers. You’ll also get reserved parking spots at the airport and accessible restrooms in every terminal. Passengers in wheelchairs can also request wheelchair assistance from the airline or the airport. The airport also has tactile guide paths, braille signage, and works closely with Aira to help the visually impaired travel through SAN. Visual paging, TTY telephones, and closed captioning on announcements are also part of the accessible services offered at SAN for the hearing impaired.

  • What are the transport options from San Diego International Airport?

    The first option is the bus. The Metropolitan Transit System (MTS) links SAN to downtown San Diego, and buses stop at Terminals 1 and 2 every 15min. Taxis are also available 24h a day at the ground transportation area, and all are metered. You can also take the shared-ride shuttles, which offer door-to-door services from SAN, and reservations are highly recommended. Car rentals are the other option at SAN, and Avis, Budget, Dollar, National, Thrifty, and Enterprise offer their services from SAN. They are off-site, but they have shuttles leaving the terminals every 20min.

  • What are the most eco-friendly airlines flying from Austin to San Diego?

    There are several nonstop flights offered from Austin to San Diego. On average, around 676 kg of carbon is emitted per passenger on flights from Austin to San Diego. However, you can reduce this figure and fly more sustainably with Southwest Airlines, American Airlines, and Spirit Airlines. These airlines emit 50%, 48%, and 45% less carbon per passenger, respectively, on flights from AUS to SAN.

  • What is the cheapest flight from Austin to San Diego?

    In the last 5 days, the lowest price for a flight from Austin to San Diego was $106 for a one-way ticket and $233 for a round-trip.

  • Do I need a passport to fly between Austin and San Diego?

    No, a passport isn't needed to fly from Austin to San Diego. However, local authorities might ask for an official ID.

  • Which airports will I be using when flying from Austin to San Diego?

    Austin airport is called Austin Bergstrom and the only airport in San Diego is San Diego.

  • Which airlines offer Wi-Fi service onboard planes from Austin to San Diego?

    Alaska Airlines, American Airlines, Delta, and JetBlue offer inflight Wi-Fi service on the Austin to San Diego flight route.

  • Which aircraft models fly most regularly from Austin to San Diego?

    The Boeing 737 MAX 8 is the aircraft model that flies most regularly on the Austin to San Diego flight route.

  • Which airline alliances offer flights from Austin to San Diego?

    SkyTeam, Star Alliance, and oneworld are the airline alliances operating flights between Austin and San Diego, with SkyTeam being the most commonly used for this route.

  • On which days can I fly direct from Austin to San Diego?

    There are nonstop flights from Austin to San Diego on a daily basis.

  • Which is the best airline for flights from Austin to San Diego, Southwest or Alaska Airlines?

    The two airlines most popular with KAYAK users for flights from Austin to San Diego are Southwest and Alaska Airlines. With an average price for the route of $342 and an overall rating of 8.0, Southwest is the most popular choice. Alaska Airlines is also a great choice for the route, with an average price of $340 and an overall rating of 7.9.

  • How does KAYAK find such low prices on flights from Austin to San Diego?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Austin to San Diego.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Austin to San Diego?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Diego from Austin is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Austin to San Diego?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Diego with an airline and back to Austin with another airline. Booking your flights between Austin and SAN can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Austin to San Diego?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Diego from Austin up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Austin to San Diego

  • Looking for a cheap flight? 25% of our users found flights on this route for $188 or less one-way and $298 or less round-trip.
  • Austin-Bergstrom International Airport (AUS) is a major airport with two terminals. The first is the Barbara Jordan Terminal, which serves as the main terminal and hosts all major airlines, while the newer and smaller South Terminal only serves Allegiant Air and Frontier Airlines.
  • Pets are welcome to travel through AUS. However, they should remain within their carrier while at AUS. The airport has provided two pet relief areas – one is directly across the street from the Arrivals Hall, and the other is on the lowest level on the eastern side of the airport.
  • If you’re looking to de-stress before your flight to San Diego, head to the Knot Anymore Massage spa at the Barbara Jordan Terminal and melt your stress away with a foot massage or a session on a massage chair. The spa has two locations at the terminal, one near Gate 7 and the other around Gate 13.
  • Do you urgently need some cash? Visit the ATMs at San Diego International Airport (SAN). Bank of America operates several ATMs at SAN, and you’ll find them around Gates 1, 2, 5, and 13 (Terminal 1) and Gates 20-32 and Gates 33-51 (Terminal 2).
  • AUS is a massive airport, and the two terminals are far from each other. The airport has provided a free shuttle that allows passengers to travel between the two terminals.

Prefer to fly direct from Austin to San Diego?

 
Direct data is based off flight results for the next 60 days. Find direct flights from all airlines flying direct from Austin Bergstrom to San Diego.
Find which airlines fly direct from Austin Bergstrom Airport to San Diego Airport, which days they fly and book direct flights.

Direct departures

Austin Bergstrom to San Diego

Monday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Tuesday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Wednesday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Thursday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Friday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Saturday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Sunday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

See more direct flights

Direct returns

San Diego to Austin Bergstrom

Monday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Tuesday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Wednesday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Thursday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Friday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Saturday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Sunday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

See more direct flights

Everything you need to know for your flight from Austin to San Diego

Other airlines flying from Austin to San Diego

Flights from the other most popular airlines that fly from Austin to San Diego according to KAYAK users. Prices are the lowest found on KAYAK over the last 7 days. Price and availability are not guaranteed.