$84+ Cheap flights from Austin to San Diego (AUS - SAN)
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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Austin to San Diego 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.The best prices from Austin Bergstrom to San Diego are usually found in September or August, booked 64 days in advance, depart on a Wednesday or Friday and return on a Saturday
Cheap flight deals from Austin to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to San Diego (SAN). 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 February 20, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $137 (CheapOair) |
One-way from | $84 (Mytrip) |
Popular in | March |
Cheapest in | September |
Average price | $317 |
Good round-trip deal | $280 or less |
Good one-way deal | $139 or less |
Find flight deals from Austin to San Diego
Cheapest flights from Austin to San DiegoExplore the most affordable flight options available from Austin to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.
Explore the most affordable flight options available from Austin to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.
This CheapOair deal was found by Cheapflights users on 2/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This CheapOair deal was found by Cheapflights users on 2/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Southwest deal was found by Cheapflights users on 2/20. 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.
This United Airlines deal was found by Cheapflights users on 2/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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.
This Hawaiian Airlines deal was found by Cheapflights users on 2/18. 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.
This Delta deal was found by Cheapflights users on 2/20. 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.
Find flights from Austin to San Diego within your budget
Customize your flight search to find flights from Austin to San Diego 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 February 20, 2025.
Fly from
Fly to
Route
Depart
Return
Price
AustinSan Diego
AUS - SAN
AUSSAN
Austin Bergstrom
Thu 3/6
6:10 am-12:20 am
1 stop20h 10m
San Diego
Sun 3/9
8:25 am-11:32 pm
1 stop13h 07m
AustinSan Diego
AUS - SAN
AUSSAN
Austin Bergstrom
Mon 3/17
5:11 pm-7:17 pm
1 stop28h 06m
San Diego
Mon 3/24
6:25 am-11:32 pm
1 stop15h 07m
AustinSan Diego
AUS - SAN
AUSSAN
Austin Bergstrom
Fri 3/7
5:13 pm-4:44 pm
2 stops25h 31m
San Diego
Sun 3/9
8:14 pm-10:53 pm
1 stop24h 39m
AustinSan Diego
AUS - SAN
AUSSAN
Austin Bergstrom
Tue 3/18
7:00 am-8:15 am
Nonstop3h 15m
San Diego
Tue 3/25
6:45 pm-11:30 pm
Nonstop2h 45m
AustinSan Diego
AUS - SAN
AUSSAN
Austin Bergstrom
Wed 3/26
6:00 am-9:13 am
1 stop5h 13m
San Diego
Wed 3/26
4:05 pm-11:58 pm
1 stop5h 53m
AustinSan Diego
AUS - SAN
AUSSAN
Austin Bergstrom
Tue 4/15
6:00 am-7:17 am
Nonstop3h 17m
San Diego
Sat 4/19
6:47 pm-11:45 pm
Nonstop2h 58m
AustinSan Diego
AUS - SAN
AUSSAN
Austin Bergstrom
Wed 3/19
6:00 am-7:17 am
Nonstop3h 17m
San Diego
Wed 3/26
6:47 pm-11:45 pm
Nonstop2h 58m
AustinSan Diego
AUS - SAN
AUSSAN
Austin Bergstrom
Fri 3/7
6:59 pm-11:58 pm
1 stop6h 59m
San Diego
Tue 3/11
10:05 am-6:02 pm
1 stop5h 57m
AustinSan Diego
AUS - SAN
AUSSAN
Austin Bergstrom
Sat 3/8
11:32 am-6:30 am
2 stops20h 58m
AustinSan Diego
AUS - SAN
AUSSAN
Austin Bergstrom
Fri 3/7
6:10 am-11:48 am
1 stop7h 38m
Compare providers for flights from Austin to San Diego
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 Austin to San Diego in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Austin-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Austin-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Austin-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Austin-San Diego 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 Austin-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Austin to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Austin with our price prediction graph.
Travel insights for flights from Austin to San Diego
Get recent, data-driven insights about flights from Austin to San Diego including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from Austin to San Diego?
Use this chart to determine the optimal time to book a round-trip flight from Austin to San Diego. Price data was last updated on February 14, 2025.
The best time to book flights from Austin to San Diego is 64 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Austin to San Diego?
Currently, August is the cheapest month in which you can book a flight from Austin to San Diego (average of $286). Flying from Austin to San Diego in March is currently the most expensive (average of $366). 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 AUS to SAN?
Find hourly flight availability from Austin to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.
It’s optimal to fly from Austin to San Diego in the evening. By choosing this option you can save up to 24% on the cost of your flight, compared to a flight at noon.
What is the cheapest day to fly from Austin to San Diego?
Use this chart to determine the cheapest time to fly round-trip from Austin to San Diego. Price data was last updated on February 16, 2025.
Travelers seeking maximum savings on their Austin to San Diego flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Austin to San Diego
Explore weekly flight availability from Austin to San Diego. 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 February 20, 2025.
The most flights from AUS to SAN are scheduled on a Monday (10 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (3 on average).
Rainfall in San Diego by month
Plan your trip to San Diego by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.
Temperature in San Diego by month
Plan your trip to San Diego by taking into account the average temperature totals by month.
If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).
Reviews of airlines servicing San Diego
Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated February 20, 2025.
To help decide which airline to fly from Austin to San Diego, see what other customers have to say about Southwest, Alaska Airlines and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Food
Comfort
Overall
Boarding
Entertainment
Reviews
Christine,Aug 2024
DEN - LGB
Crew
Food
Comfort
Overall
Boarding
Entertainment
Reviews
Christine,Aug 2024
DEN - LGB
Crew
Food
Comfort
Overall
Boarding
Entertainment
Reviews
Christine,Aug 2024
DEN - LGB
Crew
Food
Comfort
Overall
Boarding
Entertainment
Reviews
Christine,Aug 2024
DEN - LGB
Crew
Food
Comfort
Overall
Boarding
Entertainment
Reviews
Christine,Aug 2024
DEN - LGB
Crew
Food
Comfort
Overall
Boarding
Entertainment
Reviews
Christine,Aug 2024
DEN - LGB
Related info for your journey
Find useful and relevant information for your journey from Austin to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Austin to San Diego
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from Austin to San Diego
Discover the top 7 airlines that operate flights from Austin to San Diego. 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 February 20, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$63 | Average$143 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$105 | Average$189 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$159 | Average$280 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$165 | Average$292 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$195 | Average$287 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$196 | Average$435 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$216 | Average$348 | FlexibilityNo cancel fee | On-time69% |