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$57+ Cheap flights from San Francisco to San Antonio (SFO - SAT)

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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SAT
Dec 10 — Dec 171
Wed 12/10
Wed 12/17
1 adult, Economy
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Find cheap flights from San Francisco to San Antonio with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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Cheapflights Tip: The best prices from San Francisco to San Antonio are usually found in July or October, booked 43 days in advance, depart on a Wednesday or Saturday and return on a Thursday

Cheap flight deals from San Francisco to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to San Antonio (SAT). 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 November 10, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$239
(Kiwi.com)

One-way from

$57
(Trip.com)

Popular in

March

Cheapest in

July

Average price

$464

Good round-trip deal

$319 or less

Good one-way deal

$423 or less
Provider with most accurate pricing for San Francisco-San Antonio flight deals.
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Provider most trusted by Cheapflights users for San Francisco-San Antonio flights.
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From San Francisco to San Antonio
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One-way flight from San Francisco to San Antonio
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from San Francisco to San Antonio.
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Price to beat on a one-way flight from San Francisco to San Antonio.
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Find flight deals from San Francisco to San Antonio

Cheapest flights from San Francisco to San Antonio
Explore the most affordable flight options available from San Francisco to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/148:22 pmSFO - SAT
1 stop12h 46mMultiple Airlines
Sat 12/205:10 amSAT - SFO
2 stops11h 40mMultiple Airlines
Deal found 11/8$239
This Kiwi.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1610:10 pmSFO - SAT
1 stop18h 49mMultiple Airlines
Wed 12/312:09 pmSAT - SFO
1 stop12h 15mMultiple Airlines
Deal found 11/10$240
This Kiwi.com deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2311:38 amSFO - SAT
1 stop27h 49mFrontier
Mon 12/17:50 pmSAT - SFO
2 stops47h 01mFrontier
Deal found 11/9$241
This Kiwi.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/176:30 amSFO - SAT
1 stop28h 44mFrontier
Wed 12/312:09 pmSAT - SFO
1 stop12h 15mFrontier
Deal found 11/10$242
This Expedia deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/206:41 amSFO - SAT
1 stop27h 18mFrontier
Sun 11/237:00 amSAT - SFO
1 stop27h 08mFrontier
Deal found 11/9$243
This Kiwi.com deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1510:03 pmSFO - SAT
2 stops17h 02mMultiple Airlines
Thu 12/185:10 amSAT - SFO
1 stop9h 24mMultiple Airlines
Deal found 11/8$244
This Kiwi.com deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/158:48 amSFO - SAT
1 stop8h 10mMultiple Airlines
Fri 12/196:35 amSAT - SFO
2 stops17h 14mMultiple Airlines
Deal found 11/8$245
This Kiwi.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:00 amSFO - SAT
1 stop21h 35mMultiple Airlines
Tue 1/66:35 amSAT - SFO
1 stop13h 00mMultiple Airlines
Deal found 11/10$246
This Kiwi.com deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:00 amSFO - SAT
1 stop4h 56mMultiple Airlines
Sat 12/205:10 amSAT - SFO
2 stops11h 40mMultiple Airlines
Deal found 11/8$247
This Kiwi.com deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:00 amSFO - SAT
1 stop4h 56mFrontier
Fri 12/196:45 amSAT - SFO
2 stops10h 26mFrontier
Deal found 11/8$249
This Kiwi.com deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/289:56 pmSFO - SAT
2 stops17h 05mFrontier
Sat 1/103:51 pmSAT - SFO
1 stop9h 18mFrontier
Deal found 11/9$255
This Kiwi.com deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/158:48 amSFO - SAT
1 stop8h 10mMultiple Airlines
Sat 12/205:10 amSAT - SFO
2 stops11h 40mMultiple Airlines
Deal found 11/8$256

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to San Antonio 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 2,558,603 searches. Data last updated November 10, 2025.
Use the filters below to find and compare flights from San Francisco to San Antonio that are best for you.

Fly from

San Francisco

Fly to

San Antonio

Route

Depart

Return

Price

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Thu 1/29

1:19 pm-9:21 pm

1 stop6h 02m

San Antonio

Sat 1/31

11:43 am-4:50 pm

1 stop7h 07m

$269

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Mon 12/8

3:35 pm-11:49 pm

1 stop6h 14m

San Antonio

Sun 12/14

2:48 pm-12:20 am

1 stop11h 32m

$269

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Fri 12/5

9:30 pm-10:36 am

1 stop11h 06m

San Antonio

Mon 12/8

7:05 am-3:57 pm

2 stops10h 52m

$290

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Fri 12/12

12:30 am-11:56 am

1 stop9h 26m

San Antonio

Sun 12/14

6:00 am-3:57 pm

2 stops11h 57m

$290

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Tue 12/9

3:35 pm-11:49 pm

1 stop6h 14m

San Antonio

Fri 12/12

6:00 am-3:57 pm

2 stops11h 57m

$290

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Wed 12/17

10:30 am-11:49 pm

2 stops11h 19m

San Antonio

Tue 1/6

1:03 pm-10:54 pm

2 stops11h 51m

$312

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Wed 2/4

10:30 am-11:45 pm

2 stops11h 15m

San Antonio

Sun 2/8

7:00 am-3:58 pm

2 stops10h 58m

$312

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Wed 12/10

10:30 am-11:49 pm

2 stops11h 19m

San Antonio

Thu 12/11

12:46 pm-10:31 pm

2 stops11h 45m

$312

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Fri 2/6

10:30 am-11:45 pm

2 stops11h 15m

San Antonio

Sun 2/8

7:00 am-7:00 pm

2 stops14h 00m

$312

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Wed 12/10

10:10 pm-1:00 pm

1 stop12h 50m

$76

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/8

Showing 1-10 of 20 results
1
2

Compare providers for flights from San Francisco to San Antonio

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to San Antonio in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Francisco-San Antonio flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on San Francisco-San Antonio flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from San Francisco-San Antonio flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-San Antonio flights, Cheapflights users trust CheapOair the most. CheapOair has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Francisco to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from San Francisco with our price prediction graph.
Estimated round-trip 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 San Antonio

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

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to San Antonio. Price data was last updated on November 7, 2025.

The best time to book flights from San Francisco to San Antonio is 43 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 San Antonio?

Currently, December is the cheapest month in which you can book a flight from San Francisco to San Antonio (average of $106). Flying from San Francisco to San Antonio in March is currently the most expensive (average of $204). 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 SAT?

Find hourly flight availability from San Francisco to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 10, 2025.

One of the essential ways to save on airfare from San Francisco to San Antonio is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 33% on airfare.

What is the cheapest day to fly from San Francisco to San Antonio?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to San Antonio. Price data was last updated on November 2, 2025.

Travelers seeking maximum savings on their San Francisco to San Antonio flight should consider departing on Monday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated November 10, 2025.
Read through reviews of airlines operating flights from San Francisco to San Antonio, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,235 reviews

Crew

8.6

Overall

8.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,235 reviews
Southwest
8.0
Very good
4,235 reviews

Crew

8.6

Overall

8.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,007 reviews
Southwest
8.0
Very good
4,235 reviews

Crew

8.6

Overall

8.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,012 reviews
Southwest
8.0
Very good
4,235 reviews

Crew

8.6

Overall

8.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,045 reviews
Southwest
8.0
Very good
4,235 reviews

Crew

8.6

Overall

8.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,113 reviews
Southwest
8.0
Very good
4,235 reviews

Crew

8.6

Overall

8.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

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

  • What airports do I use to fly from San Francisco to San Antonio?

    If you wish to fly to San Antonio from San Francisco, then you need to book flights from San Francisco to San Antonio. There are 4 flights from San Francisco (SFO) to San Antonio (SAT) per day to choose from. Flights to San Antonio from San Francisco are available from 5 different airlines, which means you should have some options if you want to compare airfare deals. 3h 24m is how long a nonstop flight from San Francisco to San Antonio typically takes.

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

    Flights from San Francisco to San Antonio have been viewed 5 times in the past calendar month.

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

    A quick flight from San Francisco to San Antonio can take about 6h 02m. United Airlines provides one of the quickest options available for as low as $269. The distance from San Francisco to San Antonio is about 1479 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from San Francisco to San Antonio round-trip?

    Flying on Frontier is currently your cheapest option to San Antonio, with prices starting at $139. Additional round-trip tickets that might be worth considering are offered by Delta and American Airlines, with the lowest prices starting at $236 and $242, respectively. Users have found that Frontier is 63% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from San Francisco to San Antonio one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $100. Delta flights start at $135 while deals on United Airlines start at $135 one-way.

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

    No one likes to see their flight delayed. When booking a flight from San Francisco to San Antonio consider choosing SkyWest Airlines (89%), United Airlines (87%) or Air New Zealand (83%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from San Francisco to San Antonio?

    Looking for the cheapest flight from San Francisco to San Antonio? While on average our users pay $459, our data indicates the cheapest price to be $249. The most popular route (San Francisco - San Antonio), is priced around $147.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from San Francisco to San Antonio (average of $106). Flying from San Francisco to San Antonio in March is currently the most expensive (average of $204). 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

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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Alternative routes for San Francisco to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from San Francisco to San Antonio

Discover the top 5 airlines that operate flights from San Francisco to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$139Average$245FlexibilityNo cancel feeOn-time62%
DeltaCheapest$236Average$337FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$242Average$338FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$259Average$449FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$268Average$406FlexibilityNo cancel feeOn-time63%

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