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$139+ Cheap flights from Austin to Santa Rosa (AUS - STS)

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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — STS
ago 3 — ago 101
dom 8/3
dom 8/10
1 adult, Economy
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Cheap flight deals from Austin to Santa Rosa

Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Santa Rosa (STS). 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 julho 29, 2025.

Round-trip from

$279
(Alaska Airlines)

One-way from

$139
(Alaska Airlines)

Popular in

December

Cheapest in

February

Average price

$573
From Austin Bergstrom to Santa Rosa Sonoma County
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One-way flight from Austin Bergstrom to Santa Rosa Sonoma County
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Highest demand for flights based on searches. 10% potential increase in price ($64 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Austin to Santa Rosa

Cheapest flights from Austin to Santa Rosa
Explore the most affordable flight options available from Austin to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julho 29, 2025.

This Alaska Airlines deal was found by Cheapflights users on 7/28. 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.
qua 8/206:00 amAUS - STS
1 stop5h 43mAlaska Airlines
sáb 8/236:00 amSTS - AUS
1 stop6h 19mAlaska Airlines
Deal found 7/28$279
This American Airlines deal was found by Cheapflights users on 7/28. 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.
sáb 9/206:00 amAUS - STS
2 stops8h 29mAmerican Airlines
qui 9/251:00 pmSTS - AUS
2 stops8h 47mAmerican Airlines
Deal found 7/28$574

Cheapflights Fare Finder

 
Customize your flight search to find flights from Austin to Santa Rosa 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 julho 29, 2025.
Use the filters below to find and compare flights from Austin to Santa Rosa that are best for you.

Fly from

Austin

Fly to

Santa Rosa

Route

Depart

Return

Price

AustinSanta Rosa

AUS - STS

AUSSTS

Austin Bergstrom

qua 8/20

6:00 am-9:43 am

1 stop5h 43m

Santa Rosa Sonoma County

sáb 8/23

6:00 am-2:19 pm

1 stop6h 19m

$279

AustinSanta Rosa

AUS - STS

AUSSTS

Austin Bergstrom

sáb 9/20

6:00 am-12:29 pm

2 stops8h 29m

Santa Rosa Sonoma County

qui 9/25

1:00 pm-11:47 pm

2 stops8h 47m

$574

AustinSanta Rosa

AUS - STS

AUSSTS

Austin Bergstrom

ter 8/26

6:00 am-9:43 am

1 stop5h 43m

$139

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Austin to Santa Rosa

Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Austin 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 Austin to Santa Rosa

What is the cheapest month to book a flight from Austin to Santa Rosa?

Currently, February is the cheapest month in which you can book a flight from Austin to Santa Rosa (average of $202). Flying from Austin to Santa Rosa in June is currently the most expensive (average of $395). 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 STS?

Find hourly flight availability from Austin to Santa Rosa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julho 29, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 3% on flights from Austin to Santa Rosa by exploring options for tickets at noon.

Reviews of airlines servicing Santa Rosa

Get insights into the airlines that provide service to Santa Rosa. 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 Santa Rosa. Reviews last updated julho 29, 2025.
See what other customers who have flown with Alaska Airlines and American Airlines from Austin to Santa Rosa have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Austin to Santa Rosa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Austin to Santa Rosa round-trip?

    According to our current data, Alaska Airlines ($279), and American Airlines ($574) offers the cheapest pricing from Austin to Santa Rosa. Alaska Airlines is priced at 47% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Austin to Santa Rosa that include hotel bookings?

    Yes. In addition to deals on Austin to Santa Rosa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Austin to Santa Rosa?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to Santa Rosa.

  • Can I find deals for business class flights from Austin to Santa Rosa?

    Yes. Cheapflights offers flight deals from Austin to Santa Rosa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Austin to Santa Rosa?

    Currently, February is the cheapest month in which you can book a flight from Austin to Santa Rosa (average of $202). Flying from Austin to Santa Rosa in June is currently the most expensive (average of $395). 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.

See more FAQs

Traveling to a place near Santa Rosa?

Book flights to Santa Rosa if you plan to visit one of these locations
Fort Bragg
Ukiah

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Alternative routes for Austin to Santa Rosa

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Top 2 airlines flying from Austin to Santa Rosa

Discover the top 2 airlines that operate flights from Austin to Santa Rosa. 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 julho 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$298Average$563FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$312Average$479FlexibilityNo cancel feeOn-time75%

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