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Cheap flights from San Francisco to Austin from $86

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 Francisco to Austin departing on 3/17. 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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0 bags

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Find the cheapest flights from San Francisco to Austin

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:00 am - 12:30 pm
SFO
-
AUS
3h 30mnonstop
United Airlines Logo
7:37 pm - 11:59 pm
AUS
-
SFO
6h 22m1 stop
$177United Airlines
Thu, Feb 5 - Sun, Feb 8
Frontier Logo
10:46 pm - 2:29 pm
SFO
-
AUS
13h 43m1 stop
Frontier Logo
10:16 am - 8:03 am
AUS
-
SFO
23h 47m1 stop
$178Frontier
Thu, Feb 26 - Sun, Mar 1
Southwest Logo
4:00 pm - 11:20 pm
SFO
-
AUS
5h 20m1 stop
Southwest Logo
4:30 pm - 10:50 pm
AUS
-
SFO
8h 20m1 stop
$179Southwest
Tue, Feb 17 - Mon, Feb 23
Frontier Logo
11:00 pm - 3:53 pm
SFO
-
AUS
14h 53m1 stop
Frontier Logo
9:59 pm - 7:48 am
AUS
-
SFO
11h 49m1 stop
$180Frontier
Sat, Feb 14 - Thu, Feb 19
Frontier Logo
11:09 pm - 2:24 pm
SFO
-
AUS
13h 15m1 stop
Frontier Logo
8:30 am - 10:01 pm
AUS
-
SFO
15h 31m1 stop
$181Frontier
Thu, Feb 12 - Tue, Feb 17
Frontier Logo
6:15 am - 7:30 pm
SFO
-
AUS
11h 15m1 stop
Frontier Logo
3:16 pm - 12:28 am
AUS
-
SFO
11h 12m1 stop
$182Frontier
Mon, Feb 2 - Thu, Feb 5
Delta Logo
1:57 pm - 7:34 pm
SFO
-
AUS
3h 37mnonstop
Delta Logo
1:59 pm - 8:27 pm
AUS
-
SFO
8h 28m1 stop
$183Delta
Tue, Feb 17 - Thu, Feb 19
Frontier Logo
8:48 am - 12:16 am
SFO
-
AUS
13h 28m1 stop
Frontier Logo
6:45 am - 9:39 pm
AUS
-
SFO
16h 54m2 stops
$184Frontier
Thu, Feb 19 - Mon, Feb 23
Southwest Logo
12:55 pm - 6:20 pm
SFO
-
AUS
3h 25mnonstop
Southwest Logo
12:35 pm - 2:40 pm
AUS
-
SFO
4h 05mnonstop
$185Southwest
Fri, Feb 6 - Sun, Feb 15
Frontier Logo
10:38 pm - 3:19 pm
SFO
-
AUS
14h 41m1 stop
Frontier Logo
10:22 am - 5:46 pm
AUS
-
SFO
9h 24m1 stop
$186Frontier
Tue, Mar 17 - Mon, Mar 23

Delta flights from San Francisco to Austin

Our best Delta deals on San Francisco to Austin flight tickets
Delta
Feb 17
SFO1:57 pmSan Francisco
3h 37m
AUS7:34 pmAustin Bergstrom
Feb 19
AUS1:59 pmAustin Bergstrom
8h 28m
1 stop
SFO8:27 pmSan Francisco
$183
Delta
Apr 9
SFO1:57 pmSan Francisco
3h 42m
AUS7:39 pmAustin Bergstrom
Apr 13
AUS3:15 pmAustin Bergstrom
3h 49m
SFO5:04 pmSan Francisco
$189
Delta
Feb 17
SFO8:55 amSan Francisco
6h 40m
1 stop
AUS5:35 pmAustin Bergstrom
Feb 23
AUS6:40 pmAustin Bergstrom
6h 24m
1 stop
SFO11:04 pmSan Francisco
$193

Alaska Airlines flights from San Francisco to Austin

Our best Alaska Airlines deals on San Francisco to Austin flight tickets
Alaska Airlines
Jan 30
SFO7:00 amSan Francisco
5h 46m
1 stop
AUS2:46 pmAustin Bergstrom
Feb 4
AUS6:00 amAustin Bergstrom
17h 55m
2 stops
SFO9:55 pmSan Francisco
$195
Alaska Airlines
Feb 4
SFO8:24 amSan Francisco
12h 24m
2 stops
AUS10:48 pmAustin Bergstrom
Feb 7
AUS3:39 pmAustin Bergstrom
9h 08m
1 stop
SFO10:47 pmSan Francisco
$208
Alaska Airlines
Jan 29
SFO7:00 amSan Francisco
5h 46m
1 stop
AUS2:46 pmAustin Bergstrom
Jan 29
AUS7:59 pmAustin Bergstrom
14h 53m
1 stop
SFO8:52 amSan Francisco
$223

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Austin 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, momondo users made 832,500 searches. Data last updated January 8, 2026.
Use the filters below to find and compare flights from San Francisco to Austin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

Thu 2/5

7:00 am-12:30 pm

Nonstop3h 30m

Austin Bergstrom

Sun 2/8

7:37 pm-11:59 pm

1 stop6h 22m

$177

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

Thu 2/26

10:46 pm-2:29 pm

1 stop13h 43m

Austin Bergstrom

Sun 3/1

10:16 am-8:03 am

1 stop23h 47m

$178

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

Tue 2/17

4:00 pm-11:20 pm

1 stop5h 20m

Austin Bergstrom

Mon 2/23

4:30 pm-10:50 pm

1 stop8h 20m

$179

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

Sat 2/14

11:00 pm-3:53 pm

1 stop14h 53m

Austin Bergstrom

Thu 2/19

9:59 pm-7:48 am

1 stop11h 49m

$180

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

Thu 2/12

11:09 pm-2:24 pm

1 stop13h 15m

Austin Bergstrom

Tue 2/17

8:30 am-10:01 pm

1 stop15h 31m

$181

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

Mon 2/2

6:15 am-7:30 pm

1 stop11h 15m

Austin Bergstrom

Thu 2/5

3:16 pm-12:28 am

1 stop11h 12m

$182

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

Tue 2/17

1:57 pm-7:34 pm

Nonstop3h 37m

Austin Bergstrom

Thu 2/19

1:59 pm-8:27 pm

1 stop8h 28m

$183

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

Thu 2/19

8:48 am-12:16 am

1 stop13h 28m

Austin Bergstrom

Mon 2/23

6:45 am-9:39 pm

2 stops16h 54m

$184

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

Fri 2/6

12:55 pm-6:20 pm

Nonstop3h 25m

Austin Bergstrom

Sun 2/15

12:35 pm-2:40 pm

Nonstop4h 05m

$185

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

Tue 3/17

10:38 pm-3:19 pm

1 stop14h 41m

Austin Bergstrom

Mon 3/23

10:22 am-5:46 pm

1 stop9h 24m

$186

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Austin from

How to get the cheapest flight ticket from San Francisco 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?

The cheapest month to fly to Austin from San Francisco is in September. Flight prices, which tend to average around $255, 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 January is your next best option. Flight prices from San Francisco to Austin during January average around $280.

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 $325. 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 San Francisco to Austin for around $388.

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

At noon is the cheapest time of day to fly from San Francisco to Austin when you can find flight prices for as low as $338. Flying to Austin at noon is an ideal time because this is during off-peak travel hours. Flights to Austin are more costly in the afternoon, with an average ticket price of $365. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest San Francisco to Austin Bergstrom flight route?

Fly from San Francisco to Austin Bergstrom for the best San Francisco - 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 Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Austin for around $337 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Austin from San Francisco for as low as $267 on momondo.

What cabin class options are available on San Francisco to Austin Bergstrom flights?

There are 4 cabin classes available to choose from on San Francisco 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 Francisco to Austin flights?

No. A direct flight is the cheapest option for a flight between San Francisco to Austin.

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

As of January 2026, prices for San Francisco to Austin flights are approximately 16% cheaper when compared to flights at the same time last year.

When to book flights from San Francisco to Austin

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Austin according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Francisco to Austin (SFO to AUS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Austin

Best Price Found

$172

Fastest flight time

3h 25m

Direct flights

Every day

Airports in Austin

1 airport
The best one-way flight to Austin from San Francisco in the past 72 hours is $172. The best round-trip flight deal from San Francisco to Austin found on momondo in the last 72 hours is $263.
The fastest flight from San Francisco to Austin takes 3h 25m
Direct flights go from San Francisco to Austin every day.
There is 1 airport in Austin. From San Francisco there are direct flights to Austin Bergstrom (AUS).
Search flight deals

  • How far is San Francisco to Austin Bergstrom by plane?

    The straight-line distance from San Francisco to Austin Bergstrom is 1498.1 mi. In terms of flight time, this usually takes a little over 3h 25m.

  • When did momondo last update prices for flights from San Francisco Airport to Austin Bergstrom Airport?

    Prices for flights from San Francisco Airport to Austin Bergstrom Airport refresh daily.

  • How many operators does momondo search for flights from San Francisco Airport to Austin Bergstrom Airport?

  • How old do you have to be to fly from San Francisco Airport to Austin Bergstrom Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Francisco Airport to Austin Bergstrom Airport.

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

    The required travel and health documents for your Austin Bergstrom Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Austin Bergstrom Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from San Francisco to Austin?

  • What is the most popular airline from San Francisco to Austin?

Best airlines flying from San Francisco to Austin

Compare and see reviews for airlines that fly from San Francisco to Austin with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $111Free CancellationRating
5.7
3,061 reviews
Search Frontier flights
Hawaiian AirlinesPriceFrom $137Free CancellationRating
7.8
2,824 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $139Free CancellationRating
7.9
8,029 reviews
Search Delta flights
SouthwestPriceFrom $177Free CancellationRating
8.0
4,250 reviews
Search Southwest flights
American AirlinesPriceFrom $186Free CancellationRating
7.2
11,095 reviews
Search American Airlines flights
United AirlinesPriceFrom $197Free CancellationRating
7.4
9,141 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $198Free CancellationRating
8.0
11,666 reviews
Search Alaska Airlines flights

  • Southwest Flights From San Francisco to Austin

    Across 5 Southwest flights from San Francisco to Austin this week, the average price was $295, with the best Southwest deals starting from $177 round-trip. 4,250 users have rated Southwest on momondo, with an average score of 8.0/10.

  • Delta Flights From San Francisco to Austin

    Delta is also a popular choice for this route. Delta flight deals for San Francisco to Austin start from as low as $139 round-trip, depending on your selected dates, with average Delta deals seen on momondo around $311. Delta operates 6 flights to Austin from San Francisco in an average week. Users have rated it 7.9/10 across 8,025 reviews.

Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Fredericksburg
Wimberley
San Marcos
Round Rock
Georgetown
Canyon Lake
Marble Falls
Horseshoe Bay
Cedar Park
Dripping Springs
Pflugerville
Kyle
Seguin
Bastrop
Buda
Flatonia

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Austin?

Finding the right flight to Austin from San Francisco is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Austin quick and easy, saving you time and money.

Can I find flights from San Francisco to Austin with flexible booking policies on momondo?

All flight searches from San Francisco to Austin on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Francisco to Austin?

momondo provides multiple filters to help you find the best flight to Austin from San Francisco. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of San Francisco to Austin flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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