How many flights depart from San Diego to Austin on average per day?

As of August 2025, there are 9 flights per day flying from San Diego to Austin. The most common time of day flights depart is 9:00AM, with 54% of flights taking off at noon.

Which layover airport offers the lowest fares from San Diego to Austin?

Flights via Denver (DEN) offer the lowest average round-trip price of $124.

Which airport is the most popular layover for flights between San Diego and Austin?

Phoenix (PHX) was the most common stop: 36% of momondo users choosing 1-stop flights on this route connected there.

How many flights depart from San Diego to Austin on average per week?

68 flights are operational weekly from San Diego to Austin as of August 2025. The most popular departure day for this route is Thu, with 19% of flights per week taking off on this day.

Which layover airport has the shortest connection time from San Diego to Austin?

Salt Lake City (SLC) has the shortest average layover time for this route: 0h 47m.

What airlines fly to Austin?

Southwest, American Airlines and Frontier are the top three most popular airlines that fly to Austin from San Diego according to our data. Southwest is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Austin. Keep in mind that there are 8 different airlines that fly to Austin on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from San Diego to Austin?

Flights connecting via Phoenix (PHX) have the shortest average one-way travel time: 5h 11m.

What is the cheapest airline that flies from San Diego to Austin Bergstrom?

Frontier, United Airlines, and American Airlines are the most popular carriers operating from San Diego to Austin Bergstrom

When did momondo last update prices for flights from San Diego Airport to Austin Bergstrom Airport?

Prices for flights from San Diego Airport to Austin Bergstrom Airport refresh daily.

How many operators does momondo search for flights from San Diego Airport to Austin Bergstrom Airport?

As of August 2025, there are 8 operators available to choose from for flights from San Diego Airport to Austin Bergstrom Airport.

How old do you have to be to fly from San Diego Airport to Austin Bergstrom Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Austin Bergstrom Airport.

What documentation or ID do you need to fly to Austin Bergstrom Airport?

The necessary travel and health documents for your Austin Bergstrom Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$68 Cheap Flights from San Diego to Austin (SAN-AUS) in 2025

Q: What is the typical price of a round-trip flight between San Diego and Austin?

Prices are currently low for flights on this route. Typical prices usually range from $188 to $364. The lowest price recently found on this route was $134.

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Find the cheapest flights from San Diego to Austin (SAN-AUS)

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

3:55 pm - 8:56 pmSAN-AUS

3h 01mnonstop

12:39 pm - 1:36 pmAUS-SAN

2h 57mnonstop

$134Frontier

Find Deal

Sun, Sep 21 - Sun, Sep 28

7:15 am - 10:00 pmSAN-AUS

12h 45m1 stop

12:39 pm - 1:36 pmAUS-SAN

2h 57mnonstop

$137Frontier

Find Deal

Sat, Sep 13 - Mon, Sep 15

4:48 pm - 9:49 pmSAN-AUS

3h 01mnonstop

12:39 pm - 1:36 pmAUS-SAN

2h 57mnonstop

$138Frontier

Find Deal

Fri, Sep 26 - Sun, Sep 28

4:53 pm - 10:37 amSAN-AUS

15h 44m1 stop

12:39 pm - 1:36 pmAUS-SAN

2h 57mnonstop

$140Frontier

Find Deal

Sun, Sep 14 - Mon, Sep 15

12:38 pm - 5:32 pmSAN-AUS

2h 54mnonstop

2:43 pm - 3:56 pmAUS-SAN

3h 13mnonstop

$141Frontier

Find Deal

Fri, Dec 5 - Sun, Dec 7

1:20 pm - 6:17 pmSAN-AUS

2h 57mnonstop

2:08 pm - 3:14 pmAUS-SAN

3h 06mnonstop

$142Frontier

Find Deal

Fri, Nov 7 - Sun, Nov 9

4:53 pm - 10:37 amSAN-AUS

15h 44m1 stop

12:39 pm - 1:36 pmAUS-SAN

2h 57mnonstop

$145Frontier

Find Deal

Thu, Sep 11 - Mon, Sep 15

5:49 pm - 10:59 pmSAN-AUS

3h 10mnonstop

12:39 pm - 1:36 pmAUS-SAN

2h 57mnonstop

$173

Find Deal

Wed, Sep 17 - Mon, Sep 22

3:55 pm - 11:47 pmSAN-AUS

5h 52m1 stop

6:00 am - 8:53 amAUS-SAN

4h 53m1 stop

$177American Airlines

Find Deal

Thu, Sep 18 - Mon, Sep 22

4:40 pm - 11:31 pmSAN-AUS

4h 51m1 stop

5:00 am - 8:24 amAUS-SAN

5h 24m1 stop

$197American Airlines

Find Deal

Fri, Sep 19 - Mon, Sep 22

Frontier flights from San Diego to Austin

Our best Frontier deals on San Diego to Austin flight tickets

Frontier

Sep 21

SAN3:55 pmSan Diego

3h 01m

AUS8:56 pmAustin Bergstrom

Sep 28

AUS12:39 pmAustin Bergstrom

2h 57m

SAN1:36 pmSan Diego

$134

Find similar

Frontier

Sep 13

SAN7:15 amSan Diego

12h 45m

1 stop

AUS10:00 pmAustin Bergstrom

Sep 15

AUS12:39 pmAustin Bergstrom

2h 57m

SAN1:36 pmSan Diego

$137

Find similar

Frontier

Sep 26

SAN4:48 pmSan Diego

3h 01m

AUS9:49 pmAustin Bergstrom

Sep 28

AUS12:39 pmAustin Bergstrom

2h 57m

SAN1:36 pmSan Diego

$138

Find similar

American Airlines flights from San Diego to Austin

Our best American Airlines deals on San Diego to Austin flight tickets

American Airlines

Sep 18

SAN3:55 pmSan Diego

5h 52m

1 stop

AUS11:47 pmAustin Bergstrom

Sep 22

AUS6:00 amAustin Bergstrom

4h 53m

1 stop

SAN8:53 amSan Diego

$177

Find similar

American Airlines

Sep 19

SAN4:40 pmSan Diego

4h 51m

1 stop

AUS11:31 pmAustin Bergstrom

Sep 22

AUS5:00 amAustin Bergstrom

5h 24m

1 stop

SAN8:24 amSan Diego

$197

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San DiegoAustin

SAN - AUS

SANAUS

San Diego

Sun 9/21

3:55 pm-8:56 pm

Nonstop3h 01m

Austin Bergstrom

Sun 9/28

12:39 pm-1:36 pm

Nonstop2h 57m

$134

San DiegoAustin

SAN - AUS

SANAUS

San Diego

Sat 9/13

7:15 am-10:00 pm

1 stop12h 45m

Austin Bergstrom

Mon 9/15

12:39 pm-1:36 pm

Nonstop2h 57m

$137

San DiegoAustin

SAN - AUS

SANAUS

San Diego

Fri 9/26

4:48 pm-9:49 pm

Nonstop3h 01m

Austin Bergstrom

Sun 9/28

12:39 pm-1:36 pm

Nonstop2h 57m

$138

San DiegoAustin

SAN - AUS

SANAUS

San Diego

Sun 9/14

4:53 pm-10:37 am

1 stop15h 44m

Austin Bergstrom

Mon 9/15

12:39 pm-1:36 pm

Nonstop2h 57m

$140

San DiegoAustin

SAN - AUS

SANAUS

San Diego

Fri 12/5

12:38 pm-5:32 pm

Nonstop2h 54m

Austin Bergstrom

Sun 12/7

2:43 pm-3:56 pm

Nonstop3h 13m

$141

San DiegoAustin

SAN - AUS

SANAUS

San Diego

Fri 11/7

1:20 pm-6:17 pm

Nonstop2h 57m

Austin Bergstrom

Sun 11/9

2:08 pm-3:14 pm

Nonstop3h 06m

$142

San DiegoAustin

SAN - AUS

SANAUS

San Diego

Thu 9/11

4:53 pm-10:37 am

1 stop15h 44m

Austin Bergstrom

Mon 9/15

12:39 pm-1:36 pm

Nonstop2h 57m

$145

San DiegoAustin

SAN - AUS

SANAUS

San Diego

Wed 9/17

5:49 pm-10:59 pm

Nonstop3h 10m

Austin Bergstrom

Mon 9/22

12:39 pm-1:36 pm

Nonstop2h 57m

$173

San DiegoAustin

SAN - AUS

SANAUS

San Diego

Thu 9/18

3:55 pm-11:47 pm

1 stop5h 52m

Austin Bergstrom

Mon 9/22

6:00 am-8:53 am

1 stop4h 53m

$177

San DiegoAustin

SAN - AUS

SANAUS

San Diego

Fri 9/19

4:40 pm-11:31 pm

1 stop4h 51m

Austin Bergstrom

Mon 9/22

5:00 am-8:24 am

1 stop5h 24m

$197

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Diego to Austin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

Other information

What is the typical price of a round-trip flight between San Diego and Austin?

What is the cheapest month to fly to Austin?

The cheapest month to fly to Austin from San Diego is in July. Flight prices, which tend to average around $225, are often lower during this time because this is during the off-season. If you’re not able to fly to Austin in July, then September is your next best option. Flight prices from San Diego to Austin during September average around $240.

What is the cheapest day to depart on your flight to Austin?

The cheapest day to depart on your flight to Austin is on a Wednesday when prices can be found for as low as $295. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from San Diego to Austin for around $363.

What is the cheapest time of day to depart on your flight to Austin?

In the afternoon is the cheapest time of day to fly from San Diego to Austin when you can find flight prices for as low as $299. Flying to Austin in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Austin are more costly in the morning, with an average ticket price of $334. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest San Diego to Austin Bergstrom flight route?

Fly from San Diego to Austin Bergstrom for the best San Diego - Austin Bergstrom flight prices

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

You are more likely to see cheaper flights to Austin from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Austin for around $287 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Austin from San Diego for as low as $245 on momondo.

What cabin class options are available on San Diego to Austin Bergstrom flights?

There are 4 cabin classes available to choose from on San Diego to Austin Bergstrom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Diego to Austin flights?

No. A direct flight is the cheapest option for a flight between San Diego to Austin.

How have San Diego to Austin flight prices changed over time?

As of August 2025, prices for San Diego to Austin flights are approximately 9% cheaper when compared to flights at the same time last year.

When to book flights from San Diego to Austin

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Austin according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap San Diego to Austin (SAN to AUS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Austin

Best Price Found	$107
Fastest flight time	2h 50m
Direct flights	Every day
Airports in Austin	1 airport

The best one-way flight to Austin from San Diego in the past 72 hours is $107. The best round-trip flight deal from San Diego to Austin found on momondo in the last 72 hours is $175.

The fastest flight from San Diego to Austin takes 2h 50m

Direct flights go from San Diego to Austin every day.

There is 1 airport near Austin: Austin Bergstrom (AUS)

Search flight deals

How far is San Diego to Austin Bergstrom by plane?
Austin Bergstrom is 1153.4 mi away from San Diego. In terms of flight time, this usually takes a little over 2h 54m.
When did momondo last update prices for flights from San Diego Airport to Austin Bergstrom Airport?
Prices for flights from San Diego Airport to Austin Bergstrom Airport refresh daily.
How many operators does momondo search for flights from San Diego Airport to Austin Bergstrom Airport?
As of August 2025, there are 8 operators available to choose from for flights from San Diego Airport to Austin Bergstrom Airport.
How old do you have to be to fly from San Diego Airport to Austin Bergstrom Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Austin Bergstrom Airport.
What documentation or ID do you need to fly to Austin Bergstrom Airport?
The necessary travel and health documents for your Austin Bergstrom Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from San Diego to Austin?
momondo data reveals that the most frequently booked plane model on the route from San Diego to Austin is Embraer 175, representing 23.65% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 15.30%, Boeing 737-800 Passenger/BBJ2 (winglets) at 14.75%, and Embraer 170 at 14.43%.
What is the most popular airline from San Diego to Austin?
Based on momondo bookings for this flight route, the most popular airline on flight routes from San Diego to Austin is Southwest (43% of total bookings). The next most popular airlines are Alaska Airlines (30%), Frontier (16%), and American Airlines (6%).

Best airlines flying from San Diego to Austin

Compare and see reviews for airlines that fly from San Diego to Austin with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $82	Free Cancellation	Rating 6.3 8,028 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $105	Free Cancellation	Rating 5.8 3,204 reviews	Search Frontier flights
Hawaiian Airlines	PriceFrom $123	Free Cancellation	Rating 7.8 2,688 reviews	Search Hawaiian Airlines flights
United Airlines	PriceFrom $148	Free Cancellation	Rating 7.4 8,944 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $173	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $188	Free Cancellation	Rating 8.0 4,242 reviews	Search Southwest flights
American Airlines	PriceFrom $216	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $236	Free Cancellation	Rating 7.9 7,977 reviews	Search Delta flights

Alaska Airlines Flights From San Diego to Austin
Alaska Airlines flight deals from San Diego to Austin start from $173 round-trip. Over the 14 Alaska Airlines flights for this route in a normal week, average airfare is usually $312 round-trip - but some users have found much cheaper deals with momondo.
Southwest Flights From San Diego to Austin
Southwest (8.0/10 from 4,242 reviews) operates around 24 flights from San Diego to Austin in any given week. The average Southwest airfare for this route is around $311, with deals from around $188 rare but found on momondo. Referenced prices are for round-trip San Diego to Austin flight searches in the last 72 hours.

Fredericksburg

San Marcos

Round Rock

Wimberley

Georgetown

Canyon Lake

Marble Falls

Cedar Park

Horseshoe Bay

Dripping Springs

Pflugerville

Seguin

Kyle

Bastrop

Buda

Flatonia

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Austin?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Diego to Austin. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from San Diego to Austin with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Austin from San Diego with this policy.

How can momondo help me find flights from San Diego to Austin?

momondo helps you find the best flight between San Diego and Austin by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Diego to Austin right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Diego to Austin flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from San Diego to Austin from $68

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Austin departing on 9/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from San Diego to Austin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between San Diego and Austin?

What is the cheapest month to fly to Austin?

What is the cheapest day to depart on your flight to Austin?

What is the cheapest time of day to depart on your flight to Austin?

What is the cheapest San Diego to Austin Bergstrom flight route?

Fly from San Diego to Austin Bergstrom for the best San Diego - Austin Bergstrom flight prices

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

What cabin class options are available on San Diego to Austin Bergstrom flights?

There are 4 cabin classes available to choose from on San Diego to Austin Bergstrom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Diego to Austin flights?

No. A direct flight is the cheapest option for a flight between San Diego to Austin.

How have San Diego to Austin flight prices changed over time?

As of August 2025, prices for San Diego to Austin flights are approximately 9% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from San Diego to Austin Bergstrom?

Frontier, United Airlines, and American Airlines are the most popular carriers operating from San Diego to Austin Bergstrom

What airlines fly to Austin?

Which airport is the most popular layover for flights between San Diego and Austin?

Phoenix (PHX) was the most common stop: 36% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from San Diego to Austin?

Flights via Denver (DEN) offer the lowest average round-trip price of $124.

Which layover airport has the shortest travel time from San Diego to Austin?

Flights connecting via Phoenix (PHX) have the shortest average one-way travel time: 5h 11m.

Which layover airport has the shortest connection time from San Diego to Austin?

Salt Lake City (SLC) has the shortest average layover time for this route: 0h 47m.

How many flights depart from San Diego to Austin on average per day?

As of August 2025, there are 9 flights per day flying from San Diego to Austin. The most common time of day flights depart is 9:00AM, with 54% of flights taking off at noon.

How many flights depart from San Diego to Austin on average per week?

68 flights are operational weekly from San Diego to Austin as of August 2025. The most popular departure day for this route is Thu, with 19% of flights per week taking off on this day.

When to book flights from San Diego to Austin

Cheap San Diego to Austin (SAN to AUS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Austin

Best Price Found

Fastest flight time

Direct flights

Airports in Austin

How far is San Diego to Austin Bergstrom by plane?

When did momondo last update prices for flights from San Diego Airport to Austin Bergstrom Airport?

How many operators does momondo search for flights from San Diego Airport to Austin Bergstrom Airport?

How old do you have to be to fly from San Diego Airport to Austin Bergstrom Airport?

What documentation or ID do you need to fly to Austin Bergstrom Airport?

What is the most popular plane model from San Diego to Austin?

What is the most popular airline from San Diego to Austin?

Best airlines flying from San Diego to Austin

Compare and see reviews for airlines that fly from San Diego to Austin with momondo

Alaska Airlines Flights From San Diego to Austin

Southwest Flights From San Diego to Austin

Traveling to a place near Austin?

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Austin?

Can I find flights from San Diego to Austin with flexible booking policies on momondo?

How can momondo help me find flights from San Diego to Austin?

I’m not ready to book a flight from San Diego to Austin right now. Can momondo alert me if prices change?

An easier way to manage your Austin trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.