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Cheap flights from San Francisco to Austin from £68

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 21/2. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — AUS
30 Nov — 7 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from San Francisco to Austin Bergstrom are usually found in September or August, booked 89 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap flight deals from San Francisco to Austin

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Austin (AUS). 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 31 October 2025.

Round-trip from

£138

One-way from

£68

Popular in

March

Cheapest in

September

Average price

£248
Southwest
  • Southwest
  • 3/12-6/12
  • 1 total stop
  • 11h 30m total
  • San Francisco to Austin
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United Airlines
  • United Airlines
  • 3/12
  • Nonstop
  • 3h 35m total
  • San Francisco to Austin
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Highest demand for flights based on searches. 6% potential increase in price (£14 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£3 potential savings vs. average return price).
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Average for round-trip flights in October 2025
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Find flight deals from San Francisco to Austin

Enter your travel dates to find the best prices.

Cheapest flights from San Francisco to Austin
Explore the most affordable flight options available from San Francisco to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 October 2025.

Wed 3/1206:10SFO - AUS
1 stop7h 30mSouthwest
Sat 6/1211:10AUS - SFO
Nonstop4h 00mSouthwest
Deal found 29/10£138
Sat 6/1217:21SFO - AUS
Nonstop3h 34mAlaska Airlines
Fri 12/1208:30AUS - SFO
Nonstop4h 06mAlaska Airlines
Deal found 30/10£142
Wed 19/1107:00SFO - AUS
Nonstop3h 35mAlaska Airlines
Wed 19/1114:59AUS - SFO
1 stop9h 02mAlaska Airlines
Deal found 29/10£145
Wed 10/1206:10SFO - AUS
1 stop7h 30mSouthwest
Fri 12/1209:25AUS - SFO
Nonstop4h 00mSouthwest
Deal found 29/10£146
Mon 8/1214:55SFO - AUS
1 stop5h 14mAlaska Airlines
Sat 13/1216:20AUS - SFO
Nonstop4h 07mAlaska Airlines
Deal found 30/10£150
Sat 6/1213:46SFO - AUS
Nonstop3h 39mDelta
Sat 13/1210:54AUS - SFO
Nonstop3h 57mDelta
Deal found 29/10£150
Sat 6/1210:10SFO - AUS
2 stops7h 15mSouthwest
Tue 9/1218:30AUS - SFO
1 stop6h 00mSouthwest
Deal found 29/10£153
Sat 6/1212:22SFO - AUS
1 stop9h 37mAlaska Airlines
Sun 14/1206:00AUS - SFO
1 stop7h 03mAlaska Airlines
Deal found 30/10£156
Mon 24/1115:35SFO - AUS
1 stop6h 29mDelta
Wed 10/1210:54AUS - SFO
Nonstop3h 57mDelta
Deal found 28/10£157
Fri 5/1206:10SFO - AUS
1 stop7h 30mSouthwest
Sun 7/1207:55AUS - SFO
1 stop8h 10mSouthwest
Deal found 29/10£161
Mon 8/1207:00SFO - AUS
1 stop5h 16mAlaska Airlines
Sun 14/1206:00AUS - SFO
1 stop7h 03mAlaska Airlines
Deal found 30/10£164

Cheapflights Fare Finder

 
Customise 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, Cheapflights users made 858,174 searches. Data last updated 31 October 2025.
Use the filters below to find and compare flights from San Francisco to Austin that are best for you.

Fly from

San Francisco

Fly to

Austin

Route

Depart

Return

Price

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

Thu 15/1

18:28-23:58

Nonstop3h 30m

Austin Bergstrom

Mon 19/1

07:00-09:08

Nonstop4h 08m

£150

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

Fri 5/12

13:46-19:25

Nonstop3h 39m

Austin Bergstrom

Mon 8/12

10:54-12:51

Nonstop3h 57m

£150

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

Fri 12/12

17:21-22:55

Nonstop3h 34m

Austin Bergstrom

Mon 15/12

08:30-10:36

Nonstop4h 06m

£150

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

Sat 14/2

23:59-08:39

1 stop6h 40m

Austin Bergstrom

Sat 21/2

07:30-09:38

Nonstop4h 08m

£150

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

Thu 20/11

06:00-15:26

1 stop7h 26m

Austin Bergstrom

Tue 9/12

10:54-12:51

Nonstop3h 57m

£157

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

Fri 12/12

17:07-00:43

1 stop5h 36m

Austin Bergstrom

Mon 15/12

10:54-12:51

Nonstop3h 57m

£157

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

Fri 12/12

17:07-00:43

1 stop5h 36m

Austin Bergstrom

Sun 14/12

10:54-12:51

Nonstop3h 57m

£157

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

Sun 1/2

13:54-19:31

Nonstop3h 37m

Austin Bergstrom

Wed 4/2

07:35-12:23

1 stop6h 48m

£157

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

Thu 5/2

13:54-19:31

Nonstop3h 37m

Austin Bergstrom

Mon 9/2

13:59-17:58

1 stop5h 59m

£157

San FranciscoAustin

SFO - AUS

SFOAUS

San Francisco

Sat 17/1

13:41-19:23

Nonstop3h 42m

Austin Bergstrom

Mon 19/1

18:40-23:16

1 stop6h 36m

£157

Flights are sorted by cheapest return flights first.

Deals found on 29/10

Showing 1-10 of 22 results
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Best time to book a flight from San Francisco to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from San Francisco with our price prediction graph.
Estimated return 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 San Francisco to Austin

How far ahead should I book a flight from San Francisco to Austin?

Use this chart to determine the optimal time to book a return flight from San Francisco to Austin. Price data was last updated on 24 October 2025.

The best time to book flights from San Francisco to Austin is 89 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San Francisco to Austin?

Currently, December is the cheapest month in which you can book a flight from San Francisco to Austin (average of £81). Flying from San Francisco to Austin in March is currently the most expensive (average of £155). 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 SFO to AUS?

Find hourly flight availability from San Francisco to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 October 2025.

When flying from San Francisco to Austin, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 50% versus a flight at midday.

Related info for your journey

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

  • How popular is this San Francisco to Austin flight route?

    The San Francisco to Austin Bergstrom flight path was viewed by 5 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    A quick flight from San Francisco to Austin can take about 3h 39m. Delta provides one of the quickest options available for as low as £150. The distance between San Francisco and Austin is about 1500 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most reliable airlines from San Francisco to Austin?

    Consider SkyWest Airlines (100%), Qatar Airways (96%) or Alaska Airlines (95%) when booking your flight. These represent the most reliable airlines when flying from San Francisco to Austin.

  • Can I find deals for flights from San Francisco to Austin that include hotel bookings?

    Yes. In addition to deals on San Francisco to Austin flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Austin?

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

  • Can I find deals for business class flights from San Francisco to Austin?

    Yes. Cheapflights offers flight deals from San Francisco to Austin 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 San Francisco to Austin?

    Currently, December is the cheapest month in which you can book a flight from San Francisco to Austin (average of £81). Flying from San Francisco to Austin in March is currently the most expensive (average of £155). 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

Travelling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Round Rock

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