What is the cheapest airline that flies from Santa Rosa Sonoma County to Austin Bergstrom?

Southwest, Delta, and Alaska Airlines are the most popular carriers operating from Santa Rosa Sonoma County to Austin Bergstrom

What airlines fly to Austin?

United Airlines, Southwest and Delta are the top three most popular airlines that fly to Austin from Santa Rosa according to our data. United Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Austin. Keep in mind that there are 7 different airlines that fly to Austin on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Santa Rosa Sonoma County Airport to Austin Bergstrom Airport?

Prices for flights from Santa Rosa Sonoma County Airport to Austin Bergstrom Airport are updated daily.

How many operators does momondo search for flights from Santa Rosa Sonoma County Airport to Austin Bergstrom Airport?

There are 3 operators available for flights from Santa Rosa Sonoma County Airport to Austin Bergstrom Airport as of September 2026.

How old do you have to be to fly from Santa Rosa Sonoma County 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 Santa Rosa Sonoma County Airport to Austin Bergstrom Airport.

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

The travel and health documents you'll need for your trip to Austin Bergstrom Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Austin Bergstrom Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$149 Cheap Flights from Santa Rosa to Austin in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Santa Rosa to Austin

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One-way

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Cheap round-trip flights

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11:10 am - 4:50 pmSTS Santa Rosa Sonoma County-AUS Austin Bergstrom

3h 40mnonstop

11:30 am - 1:25 pmAUS Austin Bergstrom-STS Santa Rosa Sonoma County

3h 55mnonstop

$297Southwest

Sat, Oct 3 - Sat, Oct 24

11:10 am - 4:50 pmSTS Santa Rosa Sonoma County-AUS Austin Bergstrom

3h 40mnonstop

11:30 am - 1:25 pmAUS Austin Bergstrom-STS Santa Rosa Sonoma County

3h 55mnonstop

$297Southwest

Sat, Oct 17 - Sat, Oct 24

1:30 pm - 10:50 pmSTS Santa Rosa Sonoma County-AUS Austin Bergstrom

7h 20m1 stop Las Vegas Harry Reid Intl

11:30 am - 1:25 pmAUS Austin Bergstrom-STS Santa Rosa Sonoma County

3h 55mnonstop

$307Southwest

Tue, Oct 13 - Sat, Oct 17

7:03 am - 6:04 pmSTS Santa Rosa Sonoma County-AUS Austin Bergstrom

9h 01m1 stop Seattle/Tacoma Intl

1:53 pm - 7:50 pmAUS Austin Bergstrom-STS Santa Rosa Sonoma County

7h 57m1 stop San Diego

$317Alaska Airlines

Tue, Sep 29 - Sat, Oct 3

10:50 am - 7:19 pmSTS Santa Rosa Sonoma County-AUS Austin Bergstrom

6h 29m1 stop San Diego

6:00 am - 9:59 amAUS Austin Bergstrom-STS Santa Rosa Sonoma County

5h 59m1 stop San Diego

$317Alaska Airlines

Sat, Oct 3 - Tue, Oct 6

1:08 pm - 11:22 pmSTS Santa Rosa Sonoma County-AUS Austin Bergstrom

8h 14m1 stop Phoenix Sky Harbor Intl

6:00 am - 12:13 pmAUS Austin Bergstrom-STS Santa Rosa Sonoma County

8h 13m1 stop Dallas/Fort Worth

$317American Airlines

Sat, Oct 3 - Sat, Oct 10

4:26 pm - 11:58 pmSTS Santa Rosa Sonoma County-AUS Austin Bergstrom

5h 32m1 stop Phoenix Sky Harbor Intl

6:08 am - 12:48 pmAUS Austin Bergstrom-STS Santa Rosa Sonoma County

8h 40m1 stop Phoenix Sky Harbor Intl

$317American Airlines

Mon, Feb 1 - Sat, Feb 6

7:00 am - 5:34 pmSTS Santa Rosa Sonoma County-AUS Austin Bergstrom

8h 34m1 stop Salt Lake City

8:10 am - 11:54 amAUS Austin Bergstrom-STS Santa Rosa Sonoma County

5h 44m1 stop Salt Lake City

$317Delta

Sat, Feb 20 - Tue, Feb 23

1:18 pm - 9:56 pmSTS Santa Rosa Sonoma County-AUS Austin Bergstrom

6h 38m1 stop Phoenix Sky Harbor Intl

6:57 pm - 11:51 pmAUS Austin Bergstrom-STS Santa Rosa Sonoma County

6h 54m1 stop Phoenix Sky Harbor Intl

$317American Airlines

Thu, Jan 21 - Wed, Jan 27

7:00 am - 5:34 pmSTS Santa Rosa Sonoma County-AUS Austin Bergstrom

8h 34m1 stop Salt Lake City

12:00 pm - 9:48 pmAUS Austin Bergstrom-STS Santa Rosa Sonoma County

11h 48m2 stops Detroit Metropolitan Wayne County Salt Lake City

$322Delta

Thu, Jan 21 - Wed, Jan 27

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Alaska Airlines flights from Santa Rosa to Austin

Our best Alaska Airlines deals on Santa Rosa to Austin flight tickets

Alaska Airlines

Sep 19

STS6:16 amSanta Rosa Sonoma County

11h 03m

1 stop

AUS7:19 pmAustin Bergstrom

Sep 22

AUS6:02 amAustin Bergstrom

5h 52m

1 stop

STS9:54 amSanta Rosa Sonoma County

$335

Alaska Airlines

Sep 21

STS6:47 pmSanta Rosa Sonoma County

16h 28m

1 stop

AUS1:15 pmAustin Bergstrom

Sep 24

AUS6:02 amAustin Bergstrom

5h 52m

1 stop

STS9:54 amSanta Rosa Sonoma County

$340

Alaska Airlines

Jan 29

STS2:12 pmSanta Rosa Sonoma County

23h 35m

1 stop

AUS3:47 pmAustin Bergstrom

Feb 2

AUS5:45 pmAustin Bergstrom

17h 35m

1 stop

STS9:20 amSanta Rosa Sonoma County

$347

Delta flights from Santa Rosa to Austin

Our best Delta deals on Santa Rosa to Austin flight tickets

Delta

Jan 14

STS7:00 amSanta Rosa Sonoma County

8h 34m

1 stop

AUS5:34 pmAustin Bergstrom

Jan 24

AUS12:00 pmAustin Bergstrom

11h 48m

2 stops

STS9:48 pmSanta Rosa Sonoma County

$350

Delta

Jan 29

STS12:39 pmSanta Rosa Sonoma County

6h 36m

1 stop

AUS9:15 pmAustin Bergstrom

Feb 2

AUS11:00 amAustin Bergstrom

12h 48m

2 stops

STS9:48 pmSanta Rosa Sonoma County

$354

Delta

Oct 9

STS4:49 pmSanta Rosa Sonoma County

15h 11m

2 stops

AUS10:00 amAustin Bergstrom

Oct 13

AUS7:23 amAustin Bergstrom

10h 42m

2 stops

STS4:05 pmSanta Rosa Sonoma County

$359

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Santa RosaAustin

STS Santa Rosa Sonoma County - AUS Austin Bergstrom

STSAUS

Santa Rosa Sonoma County

Sat 10/3

11:10 am-4:50 pm

Nonstop3h 40m

Austin Bergstrom

Sat 10/24

11:30 am-1:25 pm

Nonstop3h 55m

$297

Santa RosaAustin

STS Santa Rosa Sonoma County - AUS Austin Bergstrom

STSAUS

Santa Rosa Sonoma County

Sat 10/17

11:10 am-4:50 pm

Nonstop3h 40m

Austin Bergstrom

Sat 10/24

11:30 am-1:25 pm

Nonstop3h 55m

$297

Santa RosaAustin

STS Santa Rosa Sonoma County - AUS Austin Bergstrom

STSAUS

Santa Rosa Sonoma County

Tue 10/13

1:30 pm-10:50 pm

1 stop7h 20m

Austin Bergstrom

Sat 10/17

11:30 am-1:25 pm

Nonstop3h 55m

$307

Santa RosaAustin

STS Santa Rosa Sonoma County - AUS Austin Bergstrom

STSAUS

Santa Rosa Sonoma County

Tue 9/29

7:03 am-6:04 pm

1 stop9h 01m

Austin Bergstrom

Sat 10/3

1:53 pm-7:50 pm

1 stop7h 57m

$317

Santa RosaAustin

STS Santa Rosa Sonoma County - AUS Austin Bergstrom

STSAUS

Santa Rosa Sonoma County

Sat 10/3

10:50 am-7:19 pm

1 stop6h 29m

Austin Bergstrom

Tue 10/6

6:00 am-9:59 am

1 stop5h 59m

$317

Santa RosaAustin

STS Santa Rosa Sonoma County - AUS Austin Bergstrom

STSAUS

Santa Rosa Sonoma County

Sat 10/3

1:08 pm-11:22 pm

1 stop8h 14m

Austin Bergstrom

Sat 10/10

6:00 am-12:13 pm

1 stop8h 13m

$317

Santa RosaAustin

STS Santa Rosa Sonoma County - AUS Austin Bergstrom

STSAUS

Santa Rosa Sonoma County

Mon 2/1

4:26 pm-11:58 pm

1 stop5h 32m

Austin Bergstrom

Sat 2/6

6:08 am-12:48 pm

1 stop8h 40m

$317

Santa RosaAustin

STS Santa Rosa Sonoma County - AUS Austin Bergstrom

STSAUS

Santa Rosa Sonoma County

Sat 2/20

7:00 am-5:34 pm

1 stop8h 34m

Austin Bergstrom

Tue 2/23

8:10 am-11:54 am

1 stop5h 44m

$317

Santa RosaAustin

STS Santa Rosa Sonoma County - AUS Austin Bergstrom

STSAUS

Santa Rosa Sonoma County

Thu 1/21

1:18 pm-9:56 pm

1 stop6h 38m

Austin Bergstrom

Wed 1/27

6:57 pm-11:51 pm

1 stop6h 54m

$317

Santa RosaAustin

STS Santa Rosa Sonoma County - AUS Austin Bergstrom

STSAUS

Santa Rosa Sonoma County

Thu 1/21

7:00 am-5:34 pm

1 stop8h 34m

Austin Bergstrom

Wed 1/27

12:00 pm-9:48 pm

2 stops11h 48m

$322

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 Santa Rosa 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

What is the cheapest month to fly to Austin?

The cheapest month to fly to Austin from Santa Rosa is in September. Flight prices, which tend to average around $254, are often lower during this time because this is during the off-season. If you’re not able to fly to Austin in September, then February is your next best option. Flight prices from Santa Rosa to Austin during February average around $389.

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 $324. 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 Santa Rosa to Austin for around $428.

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

In the evening is the cheapest time of day to fly from Santa Rosa to Austin when you can find flight prices for as low as $330. Flying to Austin in the evening 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 $378. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Santa Rosa Sonoma County to Austin Bergstrom flight route?

Fly from Santa Rosa Sonoma County to Austin Bergstrom for the best Santa Rosa Sonoma County - Austin Bergstrom flight prices

What cabin class options are available on Santa Rosa to Austin flights?

There is only 1 cabin class available to choose from on Santa Rosa to Austin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

When to book flights from Santa Rosa to Austin

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

Estimated round-trip price

Cheap Santa Rosa to Austin (STS to AUS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santa Rosa to Austin

Best Price Found	$149
Fastest flight time	3h 40m
Direct flights	Sun
Airports in Austin	1 airport

The best one-way flight to Austin from Santa Rosa in the past 72 hours is $149. The best round-trip flight deal from Santa Rosa to Austin found on momondo in the last 72 hours is $297.

The fastest flight from Santa Rosa to Austin takes 3h 40m

Direct flights go from Santa Rosa to Austin on Sunday. There are no airlines offering direct flights.

There is 1 airport in Austin. From Santa Rosa there are direct flights to Austin Bergstrom (AUS).

Search flight deals

Frequently asked questions about flying from Santa Rosa to Austin

How far is Santa Rosa Sonoma County to Austin Bergstrom by plane?
A flight from Santa Rosa Sonoma County to Austin Bergstrom will travel around 1524.5 mi. In terms of flight time, this usually takes a little over 3h 40m.
When did momondo last update prices for flights from Santa Rosa Sonoma County Airport to Austin Bergstrom Airport?
Prices for flights from Santa Rosa Sonoma County Airport to Austin Bergstrom Airport are updated daily.
How many operators does momondo search for flights from Santa Rosa Sonoma County Airport to Austin Bergstrom Airport?
There are 3 operators available for flights from Santa Rosa Sonoma County Airport to Austin Bergstrom Airport as of September 2026.
How old do you have to be to fly from Santa Rosa Sonoma County 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 Santa Rosa Sonoma County Airport to Austin Bergstrom Airport.
What documentation or ID do you need to fly to Austin Bergstrom Airport?
The travel and health documents you'll need for your trip to Austin Bergstrom Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Austin Bergstrom Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Santa Rosa to Austin?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Santa Rosa to Austin is Boeing 737 MAX 9 (33.33% of total bookings). The next most popular plane models are Boeing 737-900 (33.33%) and Airbus A320-100/200 (33.33%).
What is the most popular airline from Santa Rosa to Austin?
momondo data reveals that the most frequently booked airline on the route from Santa Rosa to Austin is Alaska Airlines, representing 59% of all bookings. The subsequent popular airlines are Southwest at 24% and American Airlines at 16%.

Best airlines flying from Santa Rosa to Austin

Compare and see reviews for airlines that fly from Santa Rosa to Austin with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $176	Free Cancellation	Rating 7.1 12,030 reviews	Search American Airlines flights
Southwest	PriceFrom $197	Free Cancellation	Rating 8.0 4,200 reviews	Search Southwest flights
Alaska Airlines	PriceFrom $337	Free Cancellation	Rating 7.9 12,872 reviews	Search Alaska Airlines flights

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Georgetown

Seguin

Dripping Springs

Horseshoe Bay

Bastrop

Pflugerville

Canyon Lake

Kyle

Buda

Flatonia

Why use momondo?

Why should I use momondo to find a flight deal from Santa Rosa to Austin?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Santa Rosa to Austin for you.

Can I find flights from Santa Rosa to Austin with flexible booking policies on momondo?

Yes. All flights to Austin from Santa Rosa on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Santa Rosa to Austin?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Austin from Santa Rosa.

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

Yes. momondo can track prices for Santa Rosa 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 Santa Rosa to Austin from $149

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santa Rosa to Austin departing on 10/3. 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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Alaska Airlines flights from Santa Rosa to Austin

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How to get the cheapest flight ticket from Santa Rosa to 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 Santa Rosa Sonoma County to Austin Bergstrom flight route?

What cabin class options are available on Santa Rosa to Austin flights?

What is the cheapest airline that flies from Santa Rosa Sonoma County to Austin Bergstrom?

What airlines fly to Austin?

When to book flights from Santa Rosa to Austin

Cheap Santa Rosa to Austin (STS to AUS) flight deals and tips

Best Price Found

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Direct flights

Airports in Austin

Frequently asked questions about flying from Santa Rosa to Austin

Best airlines flying from Santa Rosa to Austin

Compare and see reviews for airlines that fly from Santa Rosa to Austin with momondo

Traveling to a place near Austin?

Why use momondo?

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.

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in Austin. Availability may vary depending on flight origin and airline.

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