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$116+ Cheap flights from San Diego to Austin (SAN - AUS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — AUS
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheapflights Tip: The best prices from San Diego to Austin Bergstrom are usually found in September or August, booked 83 days in advance, depart on a Saturday or Wednesday and return on a Wednesday

Cheap flight deals from San Diego to Austin

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Austin (AUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$218
(Priceline)

One-way from

$117
(Mytrip)

Popular in

March

Cheapest in

September

Average price

$369

Good round-trip deal

$286 or less

Good one-way deal

$193 or less
Provider with most accurate pricing for San Diego-Austin Bergstrom flight deals.
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Provider most trusted by Cheapflights users for San Diego-Austin Bergstrom flights.
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From San Diego to Austin Bergstrom
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One-way flight from San Diego to Austin Bergstrom
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from San Diego to Austin Bergstrom.
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Price to beat on a one-way flight from San Diego to Austin Bergstrom.
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Find flight deals from San Diego to Austin

Cheapest flights from San Diego to Austin
Explore the most affordable flight options available from San Diego to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This Mytrip deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/104:14 pmSAN - AUS
2 stops16h 16mSpirit Airlines
Mon 4/1411:25 amAUS - SAN
1 stop22h 09mSpirit Airlines
Deal found 3/24$219
This Southwest deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/99:20 amSAN - AUS
1 stop5h 30mSouthwest
Sun 5/116:00 amAUS - SAN
Nonstop3h 05mSouthwest
Deal found 3/24$222
This Expedia deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/106:15 amSAN - AUS
1 stop11h 57mMultiple Airlines
Mon 4/146:00 amAUS - SAN
Nonstop3h 17mMultiple Airlines
Deal found 3/24$223
This Delta deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2910:00 amSAN - AUS
1 stop6h 14mDelta
Sat 5/36:34 pmAUS - SAN
1 stop5h 53mDelta
Deal found 3/24$237
This Frontier deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/48:35 amSAN - AUS
1 stop6h 17mFrontier
Sat 4/51:14 pmAUS - SAN
1 stop8h 02mFrontier
Deal found 3/24$238
This Alaska Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/295:22 pmSAN - AUS
Nonstop2h 58mAlaska Airlines
Thu 5/16:03 amAUS - SAN
Nonstop3h 17mAlaska Airlines
Deal found 3/24$247
This Hawaiian Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/234:20 pmSAN - AUS
1 stop5h 59mHawaiian Airlines
Sun 4/276:03 amAUS - SAN
Nonstop3h 17mHawaiian Airlines
Deal found 3/24$302
This American Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/145:22 pmSAN - AUS
Nonstop2h 58mAmerican Airlines
Mon 5/196:05 amAUS - SAN
1 stop4h 30mAmerican Airlines
Deal found 3/24$312
This United Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/26:15 amSAN - AUS
1 stop7h 06mUnited Airlines
Fri 5/27:47 pmAUS - SAN
1 stop6h 36mUnited Airlines
Deal found 3/24$317

Cheapflights Fare Finder

Customize your flight search to find flights from San Diego to Austin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 25, 2025.
Use the filters below to find and compare flights from San Diego to Austin that are best for you.

Fly from

San Diego

Fly to

Austin

Route

Depart

Return

Price

San DiegoAustin

SAN - AUS

SANAUS

San Diego

Sat 4/12

12:13 pm-7:45 pm

1 stop5h 32m

Austin Bergstrom

Sun 4/13

9:20 pm-12:42 am

1 stop5h 22m

$218

San DiegoAustin

SAN - AUS

SANAUS

San Diego

Thu 5/1

11:20 am-10:30 am

2 stops21h 10m

Austin Bergstrom

Sun 5/4

9:20 pm-7:59 pm

2 stops24h 39m

$220

San DiegoAustin

SAN - AUS

SANAUS

San Diego

Thu 5/8

9:20 am-4:50 pm

1 stop5h 30m

Austin Bergstrom

Sun 5/11

6:00 am-7:05 am

Nonstop3h 05m

$222

San DiegoAustin

SAN - AUS

SANAUS

San Diego

Tue 4/29

1:30 pm-8:53 pm

1 stop5h 23m

Austin Bergstrom

Mon 5/5

7:04 pm-11:43 pm

1 stop6h 39m

$237

San DiegoAustin

SAN - AUS

SANAUS

San Diego

Tue 4/29

5:22 pm-10:20 pm

Nonstop2h 58m

Austin Bergstrom

Thu 5/1

6:03 am-7:20 am

Nonstop3h 17m

$247

San DiegoAustin

SAN - AUS

SANAUS

San Diego

Mon 4/28

6:25 am-3:41 pm

1 stop7h 16m

Austin Bergstrom

Tue 5/6

6:00 am-12:17 pm

1 stop8h 17m

$258

San DiegoAustin

SAN - AUS

SANAUS

San Diego

Wed 4/23

8:42 am-1:42 pm

Nonstop3h 00m

Austin Bergstrom

Wed 4/30

6:03 am-7:20 am

Nonstop3h 17m

$280

San DiegoAustin

SAN - AUS

SANAUS

San Diego

Fri 5/2

6:15 am-3:21 pm

1 stop7h 06m

Austin Bergstrom

Fri 5/2

7:47 pm-12:23 am

1 stop6h 36m

$317

San DiegoAustin

SAN - AUS

SANAUS

San Diego

Fri 4/11

12:48 pm-8:59 pm

1 stop6h 11m

Austin Bergstrom

Sun 4/13

6:00 am-7:17 am

Nonstop3h 17m

$376

San DiegoAustin

SAN - AUS

SANAUS

San Diego

Mon 5/5

11:20 am-9:32 am

3 stops20h 12m

$116

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Showing 1-10 of 18 results
1
2

Compare providers for flights from San Diego to Austin

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Austin in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*2 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-Austin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Austin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Austin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Austin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for San Diego to Austin flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your San Diego to Austin trip
Airports
SAN

Plan to arrive at SAN at least two hours before your flight to avoid traffic and ensure a smooth departure.

Read more about SANby Blane Bachelor
AUS

Use CapMetro Route 20 for a budget-friendly ride from AUS to downtown Austin, with buses every 15 minutes during peak hours.

Read more about AUSby Ramsey Qubein
Our travel experts
Blane Bachelor

Blane Bachelor

Expert on SAN

Blane Bachelor

Blane Bachelor

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.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on AUS

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from San Diego to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from San Diego with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Austin. Price data was last updated on March 21, 2025.

Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Diego to Austin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Diego to Austin?

Currently, January is the cheapest month in which you can book a flight from San Diego to Austin (average of $286). Flying from San Diego to Austin in March is currently the most expensive (average of $362). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SAN to AUS?

Find hourly flight availability from San Diego to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

One of the essential ways to save on airfare from San Diego to Austin is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 25% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from San Diego to Austin. Price data was last updated on March 23, 2025.

Travelers seeking maximum savings on their San Diego to Austin flight should consider departing on Saturday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from San Diego to Austin

Explore weekly flight availability from San Diego to Austin. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 25, 2025.

The most flights from SAN to AUS are scheduled on a Monday (11 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Austin by month

Plan your trip to Austin by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Austin ranges from 2.1 - 4.2 inches per month. May is typically the wettest month, when rainfall can reach 4.2 in. July is typically the driest time to visit Austin when rainfall is around 2.1 in.

Temperature in Austin by month

Plan your trip to Austin by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Austin, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

Reviews of airlines servicing Austin

Get insights into the airlines that provide service to Austin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Austin. Reviews last updated March 25, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from San Diego to Austin. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,785 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,272 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,890 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,330 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from San Diego to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from San Diego to Austin?

    If you wish to fly to Austin from San Diego, then you need to book flights from San Diego to Austin Bergstrom. There are 9 flights from San Diego (SAN) to Austin Bergstrom (AUS) per day to choose from. Flights to Austin from San Diego are available from 7 different airlines, which means you should have some options if you want to compare airfare deals. 2h 40m is how long a nonstop flight from San Diego to Austin Bergstrom typically takes.

  • How popular is this San Diego to Austin flight route?

    This flight path from San Diego to Austin Bergstrom was viewed by 16 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from San Diego to Austin round-trip?

    Currently priced at $220, Spirit Airlines will fly you from San Diego to Austin and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Southwest and Delta - these airlines can fly you to your destination from $222 and $237, respectively. Spirit Airlines is priced at 26% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from San Diego to Austin one-way?

    One-way options have recently been found by users for as low as $117 on Spirit Airlines. Other airlines that offer cheap prices include Southwest from $118 and Delta from $119 one-way.

  • What are the most reliable airlines from San Diego to Austin?

    No one likes to see their flight delayed. When booking a flight from San Diego to Austin consider choosing Southwest (83%), SkyWest Airlines (68%) or Alaska Airlines (68%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from San Diego to Austin?

    On average you can expect to pay $437 for a flight from San Diego to Austin. The cheapest flight overall is $108 while the most popular route, (San Diego - Austin Bergstrom) is currently priced at $117.

  • Can I find deals for flights from San Diego to Austin that include hotel bookings?

    Yes. In addition to deals on San Diego to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Diego to Austin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Austin.

  • Can I find deals for business class flights from San Diego to Austin?

    Yes. Cheapflights offers flight deals from San Diego to Austin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

    Currently, January is the cheapest month in which you can book a flight from San Diego to Austin (average of $286). Flying from San Diego to Austin in March is currently the most expensive (average of $362). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
San Marcos
Georgetown
Seguin
Fredericksburg
Round Rock
Dripping Springs
Cedar Park
Pflugerville
Bastrop
Canyon Lake
Horseshoe Bay

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Top 7 airlines flying from San Diego to Austin

Discover the top 7 airlines that operate flights from San Diego to Austin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$82Average$178FlexibilityNo cancel feeOn-time65%
FrontierCheapest$93Average$192FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$176Average$290FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$191Average$316FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$206Average$422FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$257Average$361FlexibilityNo cancel feeOn-time69%
DeltaCheapest$257Average$306FlexibilityNo cancel feeOn-timeN/A
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