What airlines fly to Austin?

Southwest, American Airlines and Alaska Airlines 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 43% of people opting to fly with this airline when traveling to Austin. Keep in mind that there are 9 different airlines that fly to Austin on a routine basis, so you have a few additional options to choose from.

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

76 flights are operational weekly from San Diego to Austin as of July 2025. The most popular departure day for this route is Mon, with 18% of flights per week taking off on this day.

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

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

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

As of July 2025, there are 10 flights per day flying from San Diego to Austin. The most common time of day flights depart is 8:00AM, with 49% of flights taking off at noon.

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 July 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.

$60 Cheap Flights from San Diego to Austin in 2025

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Find the cheapest flights from San Diego to Austin

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

2:58 pm - 7:55 pmSAN-AUS

2h 57mnonstop

11:37 am - 12:43 pmAUS-SAN

3h 06mnonstop

$129Frontier

Find Deal

Fri, Nov 7 - Mon, Nov 10

8:31 am - 1:37 pmSAN-AUS

3h 06mnonstop

7:53 pm - 8:43 pmAUS-SAN

2h 50mnonstop

$132Frontier

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Mon, Aug 11 - Mon, Aug 18

6:15 am - 3:29 pmSAN-AUS

7h 14m1 stop

11:50 am - 11:06 pmAUS-SAN

13h 16m1 stop

$147

Find Deal

Fri, Aug 8 - Sun, Aug 10

6:15 am - 3:29 pmSAN-AUS

7h 14m1 stop

7:56 pm - 8:45 pmAUS-SAN

2h 49mnonstop

$151

Find Deal

Fri, Aug 8 - Sun, Aug 10

9:40 pm - 3:29 pmSAN-AUS

15h 49m1 stop

4:34 pm - 9:55 amAUS-SAN

19h 21m1 stop

$153Spirit Airlines

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Thu, Aug 7 - Mon, Aug 11

3:10 pm - 5:02 amSAN-AUS

11h 52m1 stop

6:00 am - 10:45 amAUS-SAN

6h 45m1 stop

$154Spirit Airlines

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Tue, Oct 21 - Fri, Oct 24

9:09 am - 2:19 pmSAN-AUS

3h 10mnonstop

2:59 pm - 4:03 pmAUS-SAN

3h 04mnonstop

$157Hawaiian Airlines

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Thu, Aug 21 - Tue, Aug 26

7:05 am - 12:05 pmSAN-AUS

3h 00mnonstop

6:15 pm - 9:50 pmAUS-SAN

5h 35m1 stop

$162Southwest

Find Deal

Wed, Aug 13 - Wed, Aug 20

5:49 pm - 10:59 pmSAN-AUS

3h 10mnonstop

6:00 am - 7:08 amAUS-SAN

3h 08mnonstop

$165Hawaiian Airlines

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Fri, Aug 29 - Fri, Sep 5

9:30 am - 2:30 pmSAN-AUS

3h 00mnonstop

7:30 am - 8:25 amAUS-SAN

2h 55mnonstop

$167Southwest

Find Deal

Fri, Aug 22 - Thu, Aug 28

Southwest flights from San Diego to Austin

Our best Southwest deals on San Diego to Austin flight tickets

Southwest

Aug 13

SAN7:05 amSan Diego

3h 00m

AUS12:05 pmAustin Bergstrom

Aug 20

AUS6:15 pmAustin Bergstrom

5h 35m

1 stop

SAN9:50 pmSan Diego

$162

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Southwest

Aug 22

SAN9:30 amSan Diego

3h 00m

AUS2:30 pmAustin Bergstrom

Aug 28

AUS7:30 amAustin Bergstrom

2h 55m

SAN8:25 amSan Diego

$167

Find similar

Southwest

Aug 13

SAN8:30 amSan Diego

7h 05m

2 stops

AUS5:35 pmAustin Bergstrom

Aug 20

AUS7:25 amAustin Bergstrom

2h 55m

SAN8:20 amSan Diego

$172

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Frontier flights from San Diego to Austin

Our best Frontier deals on San Diego to Austin flight tickets

Frontier

Nov 7

SAN2:58 pmSan Diego

2h 57m

AUS7:55 pmAustin Bergstrom

Nov 10

AUS11:37 amAustin Bergstrom

3h 06m

SAN12:43 pmSan Diego

$129

Find similar

Frontier

Aug 11

SAN8:31 amSan Diego

3h 06m

AUS1:37 pmAustin Bergstrom

Aug 18

AUS7:53 pmAustin Bergstrom

2h 50m

SAN8:43 pmSan Diego

$132

Find similar

Frontier

Nov 13

SAN2:58 pmSan Diego

2h 57m

AUS7:55 pmAustin Bergstrom

Nov 16

AUS11:37 amAustin Bergstrom

3h 06m

SAN12:43 pmSan Diego

$133

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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

Prices

Airlines

Other information

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 $228, 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 August is your next best option. Flight prices from San Diego to Austin during August average around $253.

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 Sunday, the most expensive travel day of the week, you can expect to see flight prices from San Diego to Austin for around $375.

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 $287. Flying to Austin in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Austin are more costly at noon, with an average ticket price of $343. Departure times at noon 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 $288 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 $247 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?

You could potentially save up to 15% on your flight if you consider stops on a San Diego to Austin flight.

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

As of July 2025, prices for San Diego to Austin flights are approximately 19% more expensive 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	$60
Fastest flight time	2h 57m
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 $60. The best round-trip flight deal from San Diego to Austin found on momondo in the last 72 hours is $129.

The fastest flight from San Diego to Austin takes 2h 57m

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 57m.
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 July 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 22.92% of all bookings. The subsequent popular models are Embraer 170 at 16.57%, Boeing 737 MAX 8 at 14.68%, and Boeing 737-800 Passenger/BBJ2 (winglets) at 14.51%.
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 (40% of total bookings). The next most popular airlines are Alaska Airlines (36%), Frontier (12%), 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 8,035 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $106	Free Cancellation	Rating 5.9 3,251 reviews	Search Frontier flights
Hawaiian Airlines	PriceFrom $153	Free Cancellation	Rating 7.8 2,581 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom $166	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $191	Free Cancellation	Rating 7.4 8,864 reviews	Search United Airlines flights
Southwest	PriceFrom $200	Free Cancellation	Rating 8.0 4,241 reviews	Search Southwest flights
American Airlines	PriceFrom $206	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $236	Free Cancellation	Rating 8.0 7,958 reviews	Search Delta flights

Alaska Airlines Flights From San Diego to Austin
Alaska Airlines flight deals from San Diego to Austin start from $166 round-trip. Over the 13 Alaska Airlines flights for this route in a normal week, average airfare is usually $298 round-trip - but some users have found much cheaper deals with momondo.
Southwest Flights From San Diego to Austin
Southwest (8.0/10 from 4,241 reviews) operates around 31 flights from San Diego to Austin in any given week. The average Southwest airfare for this route is around $312, with deals from around $200 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

Dripping Springs

Cedar Park

Horseshoe Bay

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 $60

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 10/7. 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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Southwest flights from San Diego to Austin

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Frontier flights from San Diego to Austin

Our best Frontier deals on San Diego to Austin flight tickets

See travel insights to Austin from

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 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?

You could potentially save up to 15% on your flight if you consider stops on a San Diego to Austin flight.

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

As of July 2025, prices for San Diego to Austin flights are approximately 19% more expensive when compared to flights at the same time last year.

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

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

What airlines fly to Austin?

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

As of July 2025, there are 10 flights per day flying from San Diego to Austin. The most common time of day flights depart is 8:00AM, with 49% of flights taking off at noon.

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

76 flights are operational weekly from San Diego to Austin as of July 2025. The most popular departure day for this route is Mon, with 18% 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.

Find better results for your trip to the United States

Airports servicing Texas