$139 Find Cheap Flights from Austin to Santa Rosa - Compare and Save

Only Southwest operates flights between Austin and Santa Rosa.

Flights from Austin to Santa Rosa usually depart from Austin Bergstrom (AUS) and arrive at Santa Rosa Sonoma County (STS).

Here are some options for this route, based on selected ticket types and cabin classes:

• Southwest: a cabin bag in Economy Class class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Only Economy Class is available on flights from Austin to Santa Rosa.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $45–$45 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

One-stop flights from Austin to Santa Rosa most commonly connect through:

• San Diego (SAN) - 37% of one-stop connections
• Phoenix Sky Harbor Intl (PHX) - 26% of one-stop connections
• Dallas/Fort Worth (DFW) - 11% of one-stop connections
• Seattle/Tacoma Intl (SEA) - 11% of one-stop connections

San Diego (SAN) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 35% on the Austin to Santa Rosa route. Wednesday is the cheapest departure day at $396 round-trip on average, while Monday is the most expensive at $608, a difference of $212. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

These are the earliest and latest flight times available from Austin to Santa Rosa:

• Earliest: departs at 11:30 am and lands at 3:25 pm
• Latest: departs at 11:30 am and lands at 3:25 pm.

The flight takes about 3h 55m.

A nonstop flight from Austin to Santa Rosa takes 3h 55m, covering 1,538 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $297 to $1,275. That means the highest observed fare was about 4x higher than the lowest one.

One-way fares from Austin to Santa Rosa are currently lower than usual. Average one-way flight prices are about $187, which is 33% below the typical average for this route.

Flying via Phoenix Sky Harbor Intl (PHX) gives the shortest average 1-stop total travel time at 5h 32m, compared with 6h 09m via Los Angeles (LAX) and 6h 14m via San Diego (SAN).

Santa Rosa is 2 hours behind Austin (Pacific Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

Santa Rosa Sonoma County Airport (STS) hosts 5 major car rental companies, with daily rates starting from around $24 for economy cars. Top options include:
· Ace
· Dollar
· Enterprise Rent-A-Car
· Hertz
· Budget

Round-trip flights from Austin to Santa Rosa range from $403 to $540, with an average of $488 over the past 12 months. Anything below $403 counts as a good deal.