SFO - AUS

$121 Find Cheap Flights from San Francisco to Austin - Compare and Save

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Everything you should know

Cheapest round-trip
$235
Typical prices: $256-$472
Frontier
Tue 11/6Thu 11/8
SFO - AUS • 1 stop
Cheapest non-stop
$241
Typical prices: $262-$480
United Airlines
Fri 3/2Sat 3/17
SFO - AUS • Non-stop
Advice from real travelers
United Economy Plus adds up to 6 inches more legroom than standard economy.
Alaska Premium Class adds legroom and priority boarding; bags arrive in 20 minutes.
Expert advice
+1
Expert advice
+1
Nonstop flights
You can fly direct with United Airlines, Southwest and Delta. Average duration is 3h 36m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 92% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 7 weeks in advance save around 46% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 13% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $201 (round-trip)
Shortest trip • 6h 10m (one-way)
Insights
Insights
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We hope you love your trip to Austin!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from San Francisco to Austin (SFO-AUS)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from San Francisco to Austin

Fri, Nov 6 - Sun, Nov 8
Frontier Logo
10:23 pm - 12:22 pmSFO  San Francisco-AUS Austin Bergstrom
11h 59m1 stop Las Vegas Harry Reid Intl
Frontier Logo
1:08 pm - 8:19 amAUS  Austin Bergstrom-SFO San Francisco
21h 11m1 stop Las Vegas Harry Reid Intl
$235Frontier
Fri, Jan 8 - Sat, Jan 16
Alaska Airlines Logo
7:00 pm - 4:42 pmSFO  San Francisco-AUS Austin Bergstrom
19h 42m1 stop Portland
Alaska Airlines Logo
7:03 pm - 11:01 amAUS  Austin Bergstrom-SFO San Francisco
17h 58m1 stop Seattle/Tacoma Intl
$236Alaska Airlines
Wed, Nov 11 - Thu, Nov 12
Frontier Logo
10:17 pm - 1:54 pmSFO  San Francisco-AUS Austin Bergstrom
13h 37m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
8:21 pm - 12:20 amAUS  Austin Bergstrom-SFO San Francisco
5h 59m1 stop Denver Intl
$236Frontier
Fri, Jan 8 - Sat, Jan 16
Alaska Airlines Logo
4:01 pm - 1:22 pmSFO  San Francisco-AUS Austin Bergstrom
19h 21m1 stop San Diego
Alaska Airlines Logo
3:25 pm - 10:56 pmAUS  Austin Bergstrom-SFO San Francisco
9h 31m1 stop Seattle/Tacoma Intl
$236Alaska Airlines
Sun, Nov 8 - Wed, Nov 11
Multiple Airlines Logo
8:00 pm - 12:59 pmSFO  San Francisco-AUS Austin Bergstrom
14h 59m1 stop San Diego
Multiple Airlines Logo
8:21 pm - 12:20 amAUS  Austin Bergstrom-SFO San Francisco
5h 59m1 stop Denver Intl
$240Multiple Airlines
Sat, Oct 24 - Sat, Oct 31
United Airlines Logo
4:19 pm - 9:59 pmSFO  San Francisco-AUS Austin Bergstrom
3h 40mnonstop
United Airlines Logo
1:27 pm - 3:28 pmAUS  Austin Bergstrom-SFO San Francisco
4h 01mnonstop
$241United Airlines
Sat, Oct 24 - Sat, Oct 31
United Airlines Logo
11:59 pm - 5:46 amSFO  San Francisco-AUS Austin Bergstrom
3h 47mnonstop
United Airlines Logo
9:00 am - 11:03 amAUS  Austin Bergstrom-SFO San Francisco
4h 03mnonstop
$241United Airlines
Tue, Dec 15 - Tue, Dec 22
Multiple Airlines Logo
2:37 pm - 9:56 pmSFO  San Francisco-AUS Austin Bergstrom
5h 19m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
8:38 pm - 8:36 amAUS  Austin Bergstrom-SFO San Francisco
13h 58m1 stop Los Angeles
$245Multiple Airlines
Sat, Dec 5 - Mon, Dec 7
Southwest Logo
8:05 am - 1:35 pmSFO  San Francisco-AUS Austin Bergstrom
3h 30mnonstop
Southwest Logo
10:35 am - 12:30 pmAUS  Austin Bergstrom-SFO San Francisco
3h 55mnonstop
$247Southwest
Wed, Oct 28 - Wed, Nov 4
Southwest Logo
9:20 am - 2:50 pmSFO  San Francisco-AUS Austin Bergstrom
3h 30mnonstop
Southwest Logo
4:50 pm - 6:50 pmAUS  Austin Bergstrom-SFO San Francisco
4h 00mnonstop
$247Southwest
Booking Insights

Price, demand and travel trends for San Francisco to Austin flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from San Francisco to Austin?

Round-trip flights from San Francisco to Austin typically range from $256 to $472. The lowest price found in the past 5 days was $235, on Frontier.

What's the cheapest day of the week to fly from San Francisco to Austin?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from San Francisco to Austin. It’s 12% cheaper than the average day, while Monday is the most expensive, with prices 19% higher.

What’s the cheapest month to fly from San Francisco to Austin?

•October is the cheapest month to fly from San Francisco to Austin at $307 round-trip.
•June ($425) and March ($404) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 38% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from San Francisco to Austin the cheapest?

Flights from San Francisco to Austin are cheapest 7 weeks before departure. Booking in this window typically costs about 46% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from San Francisco to Austin

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on United Airlines

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Harriet Baskas

Harriet Baskas

Expert on Alaska Airlines and AUS

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Blane Bachelor

Blane Bachelor

Expert on SFO

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Key details for San Francisco to Austin flights

Low season

August

Cheapest flight

$121
Beat the crowds with an average 41% drop in travelers.
The most popular month to fly with an average 27% increase in travelers.
One-way flight from San Francisco to Austin

When to book flights from San Francisco to Austin

Are your dates flexible? Find out the best times to travel from San Francisco to Austin based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Flights from San Francisco to Austin: the best tips from KAYAK users' own experiences

Insights shared by verified travelers who flew the route from San Francisco to Austin 
Verified travelerFlew with Alaska Airlines-Dec 2025
Bid on an upgrade seat if you can, I was pleased with my upgrade.
Verified travelerFlew with Alaska Airlines-Jan 2025
Use the lounge access at the discounted rate. It was very nice.

Your San Francisco to Austin flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from San Francisco to Austin?

    These are the earliest and latest flight times available from San Francisco to Austin:

    • Earliest: departs at 7:20 am and lands at 10:56 am
    • Latest: departs at 11:59 pm and lands at 3:35 am.

    The flight takes about 3h 36m.

  • What cabin classes can I book on flights from San Francisco to Austin?

    Three cabin classes are available on flights from San Francisco to Austin:

    • Economy Class
    • Business Class
    • First Class

  • How long is a flight from San Francisco to Austin?

    A nonstop flight from San Francisco to Austin takes 3h 36m, covering 1,500 miles.

  • Do I need a passport to fly from San Francisco to Austin?

    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.

  • How much should I expect to pay for a San Francisco to Austin flight?

    Round-trip flights from San Francisco to Austin range from $256 to $472, with an average of $352 over the past 12 months. Anything below $256 counts as a good deal.

  • How expensive are last-minute San Francisco to Austin flights?

    Last-minute fares on this route (booked within two weeks of departure) run 48% above the $352 route average. Book 7 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from San Francisco to Austin?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $201 round-trip via Phoenix Sky Harbor Intl (PHX), compared to $362 for nonstop.

  • How does on-time performance compare across airlines flying from San Francisco to Austin?

    Alaska Airlines is slightly above the route average for timely arrivals, while United Airlines has a lower on-time arrival rate. On-time arrival rates on San Francisco to Austin flights are:

    • Alaska Airlines: 92% on time
    • United Airlines: 86% on time
    • Delta: 77% on time

    Overall, flights on this route are punctual 80% of the time on average.

  • What is the standard checked-bag allowance on flights from San Francisco to Austin?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $35–$90 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from San Francisco to Austin?

    The Airbus A319 family is used most often on this route, operated mainly by Delta and United Airlines. Other aircraft seen on the route include Boeing 737 MAX 8 variants.

  • How are flight departures from San Francisco to Austin spread across the day?

    Morning is the busiest departure period on San Francisco to Austin flights, with 45% of flights leaving in that window. Afternoon departures account for 33%, evening flights for 22%, and night flights for 0%.

  • Have flight prices from San Francisco to Austin changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $235 to $1,233. That means the highest observed fare was about 5x higher than the lowest one.

  • Which airlines offer Wi-Fi on San Francisco to Austin flights?

    Two airlines offer in-flight Wi-Fi on San Francisco to Austin flights:

    • Delta
    • JetBlue

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

  • How are flight prices from San Francisco to Austin looking right now?

    One-way fares from San Francisco to Austin are currently lower than usual. Average one-way flight prices are about $123, which is 40% below the typical average for this route.

  • What car rental options are available at Austin Bergstrom Airport (AUS)?

    Austin Bergstrom Airport (AUS) hosts 5 major car rental companies, with daily rates starting from around $13 for economy cars. Top options include:

    • Europcar
    • Hertz
    • Fox
    • Easirent
    • Thrifty

  • Which airports can I use when flying from San Francisco to Austin?

    Flights from San Francisco to Austin usually depart from San Francisco (SFO) and arrive at Austin Bergstrom (AUS).

  • What time of day has the fewest delays on flights from San Francisco to Austin?

    Evening flights have the fewest delays on this route, while afternoon departures tend to have the most.

  • At what point is a flight considered delayed from San Francisco to Austin?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the San Francisco to Austin route, 20% of flights were delayed in the past 3 months, with delays averaging 2h 38m.

  • Which airports do connecting flights from San Francisco to Austin pass through?

    One-stop flights from San Francisco to Austin most commonly connect through:

    • Denver Intl (DEN) - 37% of one-stop connections
    • Las Vegas Harry Reid Intl (LAS) - 13% of one-stop connections
    • Dallas/Fort Worth (DFW) - 12% of one-stop connections
    • Los Angeles (LAX) - 12% of one-stop connections

  • Can I save money by using flexible dates for flights from San Francisco to Austin?

    Yes. Flexible dates can save you up to 27% on flights from San Francisco to Austin. Wednesday is the cheapest departure day at $312 round-trip on average, while Monday is the most expensive at $422, a difference of $110.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from San Francisco to Austin?

    3 airlines operate flights between San Francisco and Austin. The airlines offering nonstop flights on this route include:

    • United Airlines
    • Southwest
    • Delta

  • How much time can I save by choosing a different layover airport from San Francisco to Austin?

    Flying via Houston George Bush Intcntl (IAH) gives the shortest average 1-stop total travel time at 6h 10m, compared with 6h 25m via Los Angeles (LAX) and 6h 32m via Dallas/Fort Worth (DFW).

  • What is the time difference between San Francisco and Austin?

    Austin is 2 hours ahead of San Francisco (Central Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Austin?

    Some of the most popular sights in Austin are Sixth Street, University of Texas at Austin and ACL Live at The Moody Theater. These are among the most viewed places in Austin on KAYAK.

  • Which airlines offer extra legroom and free seat selection on San Francisco to Austin flights?

    Among airlines operating San Francisco to Austin flights:

    • United Airlines: offers extra legroom; offers free seat selection
    • Delta: offers extra legroom; offers free seat selection
    • Southwest: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on San Francisco to Austin flights?

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

    • United Airlines: a cabin bag and a checked bag in Economy Class
    • Delta: a cabin bag and a checked bag in Economy Class
    • Southwest: a cabin bag and a checked bag in Economy Class

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

  • What other cities does Austin-Bergstrom International Airport serve besides Austin?

    Besides Austin, AUS is within driving distance of several other Texas cities. San Antonio is about a 90-minute drive away and Houston is about 2 hours 45 minutes away by car. Cedar Creek and Canyon Lake are also easy to reach from here.

  • What are the options to travel from AUS to the city center?

    Capital Metro's high-frequency Route 20 serves AUS and taxis are another option for reaching downtown. Taxi pick-up is under the Consolidated Rental Car Facility, just north of or behind the Red Garage.

  • Can I use rideshare apps to get to the downtown area of Austin?

    Yes, rideshare apps like Lyft and Uber operate from AUS. Pickup is beneath the Consolidated Rental Car Center next to the Red Garage.

  • What documents will I need in order to fly from San Francisco to Austin?

    American citizens flying from SFO to AUS must present valid identification at the security checkpoint. Acceptable forms include a valid passport, a government-approved REAL ID-compliant driver's license, a U.S. passport card, a state Enhanced Driver's License/Enhanced ID and DHS Trusted Traveler cards. TSA may use an identity-verification process in some cases for travelers without acceptable ID. A standard driver's license that is not REAL ID-compliant is no longer accepted for air travel identification. A REAL ID-compliant driver's license is one accepted alternative to a passport.

  • What can I do in San Francisco International Airport while waiting for my flight from San Francisco to Austin to take off?

    Travelers can relax and watch planes take off from the outdoor terrace in Boarding Area G at San Francisco International Airport (SFO). The airport also offers amenities such as its SkyTerrace observation deck, yoga rooms and museum exhibitions.

Your guide to booking San Francisco to Austin flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Monday. On this route, Wednesday flights average $312, about $110 less than Monday fares (26% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 7 weeks before you fly. On this route, that window historically saves about 46% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your San Francisco to Austin trip for October. Fares historically average $307 round-trip in that month - typically $118 less than the most expensive month, which is June (based on the last 12 months).
  • For the best chance of arriving on time, fly with Alaska Airlines. Over the past three months, 92% of Alaska Airlines flights from San Francisco to Austin arrived on time, slightly above the route average of 80%. When flights on this route arrive late, they're delayed by an average of 2h 38m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.
  • If you have the time, taking a 1-stop flight through Phoenix Sky Harbor Intl Airport (PHX) can be cheaper than flying direct. The cheapest layover option averages $201 round-trip on this route - about $161 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Austin Bergstrom Airport.

    • Hyatt Place Austin Airport
    • Microtel Inn and Suites by Wyndham Austin Airport
    • Hilton Austin Airport
  • If you have questions about AUS or need help with ground transportation, stop by the Visitor Information Desk near baggage carousels 3 and 5 in the Barbara Jordan Terminal. The volunteers there can answer questions and share additional resources.
  • If flying from San Francisco to Austin makes you nervous, look for SFO's Wag Brigade, a team of therapy dogs and their handlers, in the Departures area. They walk through the area to comfort passengers.
  • Stop by one of the free yoga rooms in Terminals 2 and 3 at San Francisco International Airport before your flight. They're designed for relaxation, self-reflection and yoga.
  • If you're traveling from San Francisco to Austin with limited mobility, both SFO and AUS are ADA-compliant. At SFO, you can request wheelchair assistance and use accessible parking, Companion Care restrooms and adult changing tables. At AUS, wheelchair assistance, accessible shuttles and facilities and services for visually-impaired and hearing-impaired travelers are available.
  • Use the workstations and fax or copy services throughout San Francisco International Airport (SFO) when traveling for work. Visit the Airport Travel Agency for notary and passport photo services.

Prefer to fly direct from San Francisco to Austin?

 
Find which airlines fly direct from San Francisco Airport to Austin Bergstrom Airport, which days they fly and book direct flights.

Direct departures

San Francisco to Austin Bergstrom

Monday

Delta,Southwest,United Airlines

Delta,Southwest, +1 more

Tuesday

Delta,Southwest,United Airlines

Delta,Southwest, +1 more

Wednesday

Delta,Southwest,United Airlines

Delta,Southwest, +1 more

Thursday

Delta,Southwest,United Airlines

Delta,Southwest, +1 more

Friday

Delta,Southwest,United Airlines

Delta,Southwest, +1 more

Saturday

Delta,Southwest,United Airlines

Delta,Southwest, +1 more

Sunday

Delta,Southwest,United Airlines

Delta,Southwest, +1 more

See more direct flights

Direct returns

Austin Bergstrom to San Francisco

Monday

Delta,Southwest,United Airlines

Delta,Southwest, +1 more

Tuesday

Delta,Southwest,United Airlines

Delta,Southwest, +1 more

Wednesday

Delta,Southwest,United Airlines

Delta,Southwest, +1 more

Thursday

Delta,Southwest,United Airlines

Delta,Southwest, +1 more

Friday

Delta,Southwest,United Airlines

Delta,Southwest, +1 more

Saturday

Delta,Southwest,United Airlines

Delta,Southwest, +1 more

Sunday

Delta,Southwest,United Airlines

Delta,Southwest, +1 more

See more direct flights

More options for your flight from San Francisco to Austin

Complete your trip to Austin with a hotel stay or car rental