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Cheap flights from San Francisco to Austin from $90

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 1/5. 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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Find the cheapest flights from San Francisco to Austin

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:00 am - 10:56 pm
SFO
-
AUS
38h 56m2 stops
Frontier Logo
3:01 pm - 12:24 am
AUS
-
SFO
11h 23m1 stop
$186Frontier
lun., ene. 5 - lun., ene. 12
Frontier Logo
8:48 am - 7:18 pm
SFO
-
AUS
8h 30m2 stops
Frontier Logo
10:55 am - 8:46 pm
AUS
-
SFO
11h 51m1 stop
$187Frontier
jue., ene. 8 - mié., ene. 14
Frontier Logo
8:48 am - 7:18 pm
SFO
-
AUS
8h 30m2 stops
Frontier Logo
10:55 am - 8:46 pm
AUS
-
SFO
11h 51m1 stop
$188Frontier
jue., ene. 8 - mié., ene. 14
Delta Logo
1:35 pm - 10:24 pm
SFO
-
AUS
6h 49m1 stop
Delta Logo
1:59 pm - 8:29 pm
AUS
-
SFO
8h 30m1 stop
$189Delta
vie., ene. 23 - lun., ene. 26
Frontier Logo
6:24 am - 1:59 pm
SFO
-
AUS
5h 35m1 stop
Frontier Logo
10:18 am - 9:46 am
AUS
-
SFO
25h 28m1 stop
$190Frontier
lun., ene. 5 - jue., ene. 8
Frontier Logo
6:24 am - 1:59 pm
SFO
-
AUS
5h 35m1 stop
Frontier Logo
12:42 pm - 10:25 pm
AUS
-
SFO
11h 43m1 stop
$192Frontier
lun., ene. 5 - vie., ene. 9
United Airlines Logo
7:00 am - 12:30 pm
SFO
-
AUS
3h 30mnonstop
United Airlines Logo
9:05 am - 1:34 pm
AUS
-
SFO
6h 29m1 stop
$193United Airlines
lun., ene. 19 - mié., ene. 28
Southwest Logo
5:05 am - 12:10 pm
SFO
-
AUS
5h 05m1 stop
Southwest Logo
6:25 am - 2:20 pm
AUS
-
SFO
9h 55m2 stops
$194Southwest
mié., ene. 7 - vie., ene. 9
Frontier Logo
10:41 am - 12:14 am
SFO
-
AUS
11h 33m2 stops
Frontier Logo
4:16 pm - 9:08 pm
AUS
-
SFO
6h 52m1 stop
$195Frontier
jue., feb. 12 - sáb., feb. 14
Frontier Logo
9:32 pm - 11:43 am
SFO
-
AUS
12h 11m1 stop
Frontier Logo
1:12 pm - 5:54 pm
AUS
-
SFO
6h 42m1 stop
$197Frontier
dom., ene. 25 - dom., feb. 8

Frontier flights from San Francisco to Austin

Our best Frontier deals on San Francisco to Austin flight tickets
Frontier
Jan 5
SFO6:00 amSan Francisco
38h 56m
2 stops
AUS10:56 pmAustin Bergstrom
Jan 12
AUS3:01 pmAustin Bergstrom
11h 23m
1 stop
SFO12:24 amSan Francisco
$186
Find similar
Frontier
Jan 8
SFO8:48 amSan Francisco
8h 30m
2 stops
AUS7:18 pmAustin Bergstrom
Jan 14
AUS10:55 amAustin Bergstrom
11h 51m
1 stop
SFO8:46 pmSan Francisco
$187
Find similar
Frontier
Jan 8
SFO8:48 amSan Francisco
8h 30m
2 stops
AUS7:18 pmAustin Bergstrom
Jan 14
AUS10:55 amAustin Bergstrom
11h 51m
1 stop
SFO8:46 pmSan Francisco
$188
Find similar

Southwest flights from San Francisco to Austin

Our best Southwest deals on San Francisco to Austin flight tickets
Southwest
Jan 7
SFO5:05 amSan Francisco
5h 05m
1 stop
AUS12:10 pmAustin Bergstrom
Jan 9
AUS6:25 amAustin Bergstrom
9h 55m
2 stops
SFO2:20 pmSan Francisco
$194
Find similar
Southwest
Feb 26
SFO5:00 amSan Francisco
7h 15m
2 stops
AUS2:15 pmAustin Bergstrom
Mar 2
AUS5:10 amAustin Bergstrom
9h 05m
1 stop
SFO12:15 pmSan Francisco
$208
Find similar
Southwest
Feb 27
SFO5:00 amSan Francisco
7h 15m
2 stops
AUS2:15 pmAustin Bergstrom
Mar 2
AUS5:10 amAustin Bergstrom
9h 05m
1 stop
SFO12:15 pmSan Francisco
$228
Find similar

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 diciembre 8, 2025.
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

lun. 1/5

6:00 am-10:56 pm

2 stops38h 56m

Austin Bergstrom

lun. 1/12

3:01 pm-12:24 am

1 stop11h 23m

$186

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

jue. 1/8

8:48 am-7:18 pm

2 stops8h 30m

Austin Bergstrom

mié. 1/14

10:55 am-8:46 pm

1 stop11h 51m

$187

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

jue. 1/8

8:48 am-7:18 pm

2 stops8h 30m

Austin Bergstrom

mié. 1/14

10:55 am-8:46 pm

1 stop11h 51m

$188

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

vie. 1/23

1:35 pm-10:24 pm

1 stop6h 49m

Austin Bergstrom

lun. 1/26

1:59 pm-8:29 pm

1 stop8h 30m

$189

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

lun. 1/5

6:24 am-1:59 pm

1 stop5h 35m

Austin Bergstrom

jue. 1/8

10:18 am-9:46 am

1 stop25h 28m

$190

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

lun. 1/5

6:24 am-1:59 pm

1 stop5h 35m

Austin Bergstrom

vie. 1/9

12:42 pm-10:25 pm

1 stop11h 43m

$192

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

lun. 1/19

7:00 am-12:30 pm

Nonstop3h 30m

Austin Bergstrom

mié. 1/28

9:05 am-1:34 pm

1 stop6h 29m

$193

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

mié. 1/7

5:05 am-12:10 pm

1 stop5h 05m

Austin Bergstrom

vie. 1/9

6:25 am-2:20 pm

2 stops9h 55m

$194

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

jue. 2/12

10:41 am-12:14 am

2 stops11h 33m

Austin Bergstrom

sáb. 2/14

4:16 pm-9:08 pm

1 stop6h 52m

$195

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

dom. 1/25

9:32 pm-11:43 am

1 stop12h 11m

Austin Bergstrom

dom. 2/8

1:12 pm-5:54 pm

1 stop6h 42m

$197

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 October is your next best option. Flight prices from San Francisco to Austin during October average around $307.

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 $327. 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 $397.

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 $340. 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 $370. 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 $344 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 $288 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.

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

As of December 2025, prices for San Francisco to Austin flights are approximately 13% more expensive 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

$162

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 $162. The best round-trip flight deal from San Francisco to Austin found on momondo in the last 72 hours is $279.
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 near Austin: 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 30m.

  • 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
5.8
3,087 reviews
Search Frontier flights
DeltaPriceFrom $129Free CancellationRating
7.9
8,011 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $137Free CancellationRating
7.8
2,818 reviews
Search Hawaiian Airlines flights
SouthwestPriceFrom $177Free CancellationRating
8.0
4,253 reviews
Search Southwest flights
American AirlinesPriceFrom $190Free CancellationRating
7.2
11,044 reviews
Search American Airlines flights
United AirlinesPriceFrom $197Free CancellationRating
7.4
9,084 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $200Free CancellationRating
8.0
11,417 reviews
Search Alaska Airlines flights

  • Southwest Flights From San Francisco to Austin

    Across 12 Southwest flights from San Francisco to Austin this week, the average price was $302, with the best Southwest deals starting from $177 round-trip. 4,254 users have rated Southwest on momondo, with an average score of 8.0/10.

  • Alaska Airlines Flights From San Francisco to Austin

    Alaska Airlines is also a popular choice for this route. Alaska Airlines flight deals for San Francisco to Austin start from as low as $200 round-trip, depending on your selected dates, with average Alaska Airlines deals seen on momondo around $348. Alaska Airlines operates 13 flights to Austin from San Francisco in an average week. Users have rated it 8.0/10 across 11,419 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
Dripping Springs
Cedar Park
Pflugerville
Seguin
Kyle
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.

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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mié. 1/14
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