Plan to arrive at SAN two hours before your flight to avoid stress from potential traffic congestion near the airport.
$95+ 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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — AUS
Jun 24 — Jul 11
1 adult, Economy
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Find cheap flights from San Diego to Austin with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Diego to Austin Bergstrom are usually found in July or September, booked 49 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 June 19, 2025.
Round-trip from | $177 (Cheapflightsfares) |
|---|---|
One-way from | $95 (Mytrip) |
Popular in | March |
Cheapest in | July |
Average price | $307 |
Good round-trip deal | $204 or less |
Good one-way deal | $125 or less |
Find flight deals from San Diego to Austin
Cheapest flights from San Diego to AustinExplore 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 June 19, 2025.
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 June 19, 2025.
This Cheapflightsfares deal was found by Cheapflights users on 6/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/116:15 amSAN - AUS
1 stop7h 14mSpirit Airlines
Mon 7/144:34 pmAUS - SAN
1 stop8h 32mSpirit Airlines
Deal found 6/19![Spirit Airlines logo]()
$177
This FlightHub deal was found by Cheapflights users on 6/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/186:15 amSAN - AUS
1 stop7h 14mMultiple Airlines
Sun 7/207:53 pmAUS - SAN
Nonstop2h 50mMultiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$178
This Frontier deal was found by Cheapflights users on 6/17. 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.
Wed 7/1610:08 amSAN - AUS
Nonstop3h 06mFrontier
Fri 7/257:53 pmAUS - SAN
Nonstop2h 50mFrontier
Deal found 6/17![Frontier logo]()
$179
This Hawaiian Airlines deal was found by Cheapflights users on 6/18. 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.
Sat 8/165:48 pmSAN - AUS
Nonstop3h 11mHawaiian Airlines
Mon 9/16:00 amAUS - SAN
Nonstop3h 08mHawaiian Airlines
Deal found 6/18![Hawaiian Airlines logo]()
$207
This Alaska Airlines deal was found by Cheapflights users on 6/18. 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.
Wed 8/137:05 pmSAN - AUS
1 stop9h 02mAlaska Airlines
Wed 8/206:00 amAUS - SAN
Nonstop3h 08mAlaska Airlines
Deal found 6/18![Alaska Airlines logo]()
$217
This United Airlines deal was found by Cheapflights users on 6/18. 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.
Wed 8/133:25 pmSAN - AUS
1 stop5h 34mUnited Airlines
Wed 8/2010:15 amAUS - SAN
1 stop6h 53mUnited Airlines
Deal found 6/18![United Airlines logo]()
$232
This Southwest deal was found by Cheapflights users on 6/17. 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.
Sun 9/147:10 pmSAN - AUS
Nonstop2h 55mSouthwest
Tue 9/167:25 amAUS - SAN
Nonstop2h 55mSouthwest
Deal found 6/17![Southwest logo]()
$237
This Delta deal was found by Cheapflights users on 6/17. 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.
Wed 7/165:00 pmSAN - AUS
1 stop5h 30mDelta
Fri 7/254:00 pmAUS - SAN
1 stop4h 54mDelta
Deal found 6/17![Delta logo]()
$239
This American Airlines deal was found by Cheapflights users on 6/17. 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.
Sat 7/124:24 pmSAN - AUS
1 stop5h 35mAmerican Airlines
Sun 7/135:30 amAUS - SAN
1 stop5h 26mAmerican Airlines
Deal found 6/17![American Airlines logo]()
$273
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 June 19, 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
Fri 7/11
6:15 am-3:29 pm
1 stop7h 14m
Austin Bergstrom
Mon 7/14
4:34 pm-11:06 pm
1 stop8h 32m
$177
San DiegoAustin
SAN - AUS
SANAUS
San Diego
Fri 7/18
6:15 am-3:29 pm
1 stop7h 14m
Austin Bergstrom
Sun 7/20
7:53 pm-8:43 pm
Nonstop2h 50m
$178
San DiegoAustin
SAN - AUS
SANAUS
San Diego
Wed 7/16
10:08 am-3:14 pm
Nonstop3h 06m
Austin Bergstrom
Fri 7/25
7:53 pm-8:43 pm
Nonstop2h 50m
$179
San DiegoAustin
SAN - AUS
SANAUS
San Diego
Sat 8/16
5:48 pm-10:59 pm
Nonstop3h 11m
Austin Bergstrom
Mon 9/1
6:00 am-7:08 am
Nonstop3h 08m
$207
San DiegoAustin
SAN - AUS
SANAUS
San Diego
Wed 8/13
7:05 pm-6:07 am
1 stop9h 02m
Austin Bergstrom
Wed 8/20
6:00 am-7:08 am
Nonstop3h 08m
$217
San DiegoAustin
SAN - AUS
SANAUS
San Diego
Wed 8/13
3:25 pm-10:59 pm
1 stop5h 34m
Austin Bergstrom
Wed 8/20
10:15 am-3:08 pm
1 stop6h 53m
$232
San DiegoAustin
SAN - AUS
SANAUS
San Diego
Sun 9/14
7:10 pm-12:05 am
Nonstop2h 55m
Austin Bergstrom
Wed 9/17
8:55 pm-9:50 pm
Nonstop2h 55m
$237
San DiegoAustin
SAN - AUS
SANAUS
San Diego
Wed 7/16
5:00 pm-12:30 am
1 stop5h 30m
Austin Bergstrom
Fri 7/25
4:00 pm-6:54 pm
1 stop4h 54m
$239
San DiegoAustin
SAN - AUS
SANAUS
San Diego
Sat 7/12
4:24 pm-11:59 pm
1 stop5h 35m
Austin Bergstrom
Sun 7/13
5:30 am-8:56 am
1 stop5h 26m
$273
San DiegoAustin
SAN - AUS
SANAUS
San Diego
Sat 8/9
7:00 pm-11:00 am
1 stop14h 00m
$95
Showing 1-10 of 17 results
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
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 June 13, 2025.
Booking 49 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 June 19, 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 20% 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 June 15, 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 June 19, 2025.
The most flights from SAN to AUS are scheduled on a Monday (15 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 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 June 19, 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.
Entertainment
7.1
Crew
8.5
Food
7.1
Overall
8.0
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Entertainment
7.1
Crew
8.5
Food
7.1
Overall
8.0
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Entertainment
7.1
Crew
8.5
Food
7.1
Overall
8.0
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Entertainment
7.1
Crew
8.5
Food
7.1
Overall
8.0
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Entertainment
7.1
Crew
8.5
Food
7.1
Overall
8.0
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Entertainment
7.1
Crew
8.5
Food
7.1
Overall
8.0
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
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.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsSan Marcos
Georgetown
Fredericksburg
Pflugerville
Dripping Springs
Cedar Park
Canyon Lake
Bastrop
Round Rock
Seguin
Horseshoe Bay
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for San Diego to Austin
See prices for flight routes from nearby airports that may be better suited for you.
Top 8 airlines flying from San Diego to Austin
Discover the top 8 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 June 19, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$82 | Average$161 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$103 | Average$202 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$153 | Average$298 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$171 | Average$292 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$198 | Average$316 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$206 | Average$362 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$236 | Average$292 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$296 | Average$411 | FlexibilityNo cancel fee | On-time69% |