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Cheap flights from San Francisco to San Antonio from $58

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 San Antonio departing on 2/18. 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 San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:20 pm - 9:28 pm
SFO
-
SAT
6h 08m1 stop
Delta Logo
1:03 pm - 5:38 pm
SAT
-
SFO
6h 35m1 stop
$269Delta
Sat, Jan 31 - Tue, Feb 10
Frontier Logo
6:15 am - 3:12 pm
SFO
-
SAT
6h 57m1 stop
Frontier Logo
8:24 pm - 12:28 am
SAT
-
SFO
6h 04m1 stop
$270Frontier
Sun, Jan 18 - Fri, Jan 23
Delta Logo
10:30 am - 11:43 pm
SFO
-
SAT
11h 13m2 stops
Delta Logo
11:17 am - 8:25 pm
SAT
-
SFO
11h 08m1 stop
$271Delta
Mon, Feb 2 - Sat, Feb 7
Southwest Logo
1:30 pm - 9:00 pm
SFO
-
SAT
5h 30m1 stop
Southwest Logo
6:10 am - 2:20 pm
SAT
-
SFO
10h 10m2 stops
$272Southwest
Sat, Jan 24 - Wed, Jan 28
Delta Logo
10:30 am - 12:41 am
SFO
-
SAT
12h 11m2 stops
Delta Logo
7:00 am - 7:23 pm
SAT
-
SFO
14h 23m2 stops
$273Delta
Tue, Jan 27 - Fri, Jan 30
Delta Logo
6:00 am - 5:25 pm
SFO
-
SAT
9h 25m2 stops
Delta Logo
7:00 am - 3:58 pm
SAT
-
SFO
10h 58m2 stops
$274Delta
Thu, Jan 29 - Mon, Feb 2
Southwest Logo
2:00 pm - 9:55 pm
SFO
-
SAT
5h 55m1 stop
Southwest Logo
6:10 am - 2:20 pm
SAT
-
SFO
10h 10m2 stops
$276Southwest
Tue, Jan 27 - Fri, Jan 30
Frontier Logo
8:05 am - 7:30 pm
SFO
-
SAT
9h 25m2 stops
Frontier Logo
9:30 pm - 7:48 am
SAT
-
SFO
12h 18m1 stop
$277Frontier
Thu, Feb 12 - Thu, Feb 12
Frontier Logo
8:43 am - 3:47 pm
SFO
-
SAT
5h 04m1 stop
Frontier Logo
11:35 am - 9:19 pm
SAT
-
SFO
11h 44m1 stop
$279Frontier
Thu, Mar 5 - Sat, Mar 7
Delta Logo
9:30 pm - 9:50 am
SFO
-
SAT
10h 20m1 stop
Delta Logo
6:20 pm - 9:35 am
SAT
-
SFO
17h 15m2 stops
$280Delta
Mon, Feb 2 - Fri, Feb 6

United Airlines flights from San Francisco to San Antonio

Our best United Airlines deals on San Francisco to San Antonio flight tickets
United Airlines
Jan 27
SFO11:59 pmSan Francisco
8h 48m
1 stop
SAT10:47 amSan Antonio
Feb 26
SAT7:23 amSan Antonio
4h 22m
SFO9:45 amSan Francisco
$289
Find similar
United Airlines
Jan 27
SFO11:59 pmSan Francisco
8h 48m
1 stop
SAT10:47 amSan Antonio
Mar 2
SAT7:23 amSan Antonio
4h 22m
SFO9:45 amSan Francisco
$324
Find similar
United Airlines
Jan 19
SFO12:43 amSan Francisco
5h 58m
1 stop
SAT8:41 amSan Antonio
Jan 24
SAT2:05 pmSan Antonio
10h 55m
1 stop
SFO11:00 pmSan Francisco
$405
Find similar

Southwest flights from San Francisco to San Antonio

Our best Southwest deals on San Francisco to San Antonio flight tickets
Southwest
Jan 24
SFO1:30 pmSan Francisco
5h 30m
1 stop
SAT9:00 pmSan Antonio
Jan 28
SAT6:10 amSan Antonio
10h 10m
2 stops
SFO2:20 pmSan Francisco
$272
Find similar
Southwest
Jan 27
SFO2:00 pmSan Francisco
5h 55m
1 stop
SAT9:55 pmSan Antonio
Jan 30
SAT6:10 amSan Antonio
10h 10m
2 stops
SFO2:20 pmSan Francisco
$276
Find similar
Southwest
Jan 27
SFO8:15 amSan Francisco
7h 25m
2 stops
SAT5:40 pmSan Antonio
Mar 2
SAT4:05 pmSan Antonio
8h 10m
2 stops
SFO10:15 pmSan Francisco
$284
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated January 7, 2026.
Use the filters below to find and compare flights from San Francisco to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Sat 1/31

1:20 pm-9:28 pm

1 stop6h 08m

San Antonio

Tue 2/10

1:03 pm-5:38 pm

1 stop6h 35m

$269

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Sun 1/18

6:15 am-3:12 pm

1 stop6h 57m

San Antonio

Fri 1/23

8:24 pm-12:28 am

1 stop6h 04m

$270

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Mon 2/2

10:30 am-11:43 pm

2 stops11h 13m

San Antonio

Sat 2/7

11:17 am-8:25 pm

1 stop11h 08m

$271

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Sat 1/24

1:30 pm-9:00 pm

1 stop5h 30m

San Antonio

Wed 1/28

6:10 am-2:20 pm

2 stops10h 10m

$272

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Tue 1/27

10:30 am-12:41 am

2 stops12h 11m

San Antonio

Fri 1/30

7:00 am-7:23 pm

2 stops14h 23m

$273

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Thu 1/29

6:00 am-5:25 pm

2 stops9h 25m

San Antonio

Mon 2/2

7:00 am-3:58 pm

2 stops10h 58m

$274

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Tue 1/27

2:00 pm-9:55 pm

1 stop5h 55m

San Antonio

Fri 1/30

6:10 am-2:20 pm

2 stops10h 10m

$276

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Thu 2/12

8:05 am-7:30 pm

2 stops9h 25m

San Antonio

Thu 2/12

9:30 pm-7:48 am

1 stop12h 18m

$277

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Thu 3/5

8:43 am-3:47 pm

1 stop5h 04m

San Antonio

Sat 3/7

11:35 am-9:19 pm

1 stop11h 44m

$279

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Mon 2/2

9:30 pm-9:50 am

1 stop10h 20m

San Antonio

Fri 2/6

6:20 pm-9:35 am

2 stops17h 15m

$280

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 San Antonio from

How to get the cheapest flight ticket from San Francisco to San Antonio

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 San Antonio?

If you aren’t able to travel during the month of July, then book flights to San Antonio from San Francisco during October instead. Flights to San Antonio in October, while not as cheap as those in July, still average around $322.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Wednesday when prices can be found for as low as $399. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Monday is $563.

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

According to our data, the cheapest time of day to fly to San Antonio is in the afternoon. momondo users have found flights departing from San Francisco to San Antonio in the afternoon for as low as $406. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly in the morning, with an average ticket price of $526. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest San Francisco to San Antonio flight route?

Fly from San Francisco to San Antonio for the best San Francisco - San Antonio flight prices

How far in advance should I book a flight to San Antonio?

You are more likely to see cheaper flights to San Antonio from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $384 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from San Francisco for as low as $290 on momondo.

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

There are 4 cabin classes available to choose from on San Francisco to San Antonio 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 San Antonio flight prices changed over time?

As of January 2026, prices for San Francisco to San Antonio flights are approximately 52% cheaper when compared to flights at the same time last year.

When to book flights from San Francisco to San Antonio

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

Cheap San Francisco to San Antonio (SFO to SAT) flight deals and tips

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

Best Price Found

$148

Fastest flight time

3h 35m

Direct flights

Every day

Airports in San Antonio

1 airport
The best one-way flight to San Antonio from San Francisco in the past 72 hours is $148. The best round-trip flight deal from San Francisco to San Antonio found on momondo in the last 72 hours is $419.
The fastest flight from San Francisco to San Antonio takes 3h 35m
Direct flights go from San Francisco to San Antonio every day.
There is 1 airport in San Antonio. From San Francisco there are direct flights to San Antonio (SAT).
Search flight deals

  • How far is San Francisco to San Antonio by plane?

    San Francisco and San Antonio are 1486.3 mi apart from one another. Typically, this will take 3h 35m by plane in normal conditions.

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

    Prices for flights from San Francisco Airport to San Antonio Airport were last updated today.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The necessary travel and health documents for your San Antonio Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from San Francisco to San Antonio

Compare and see reviews for airlines that fly from San Francisco to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $148Free CancellationRating
5.7
3,063 reviews
Search Frontier flights
DeltaPriceFrom $236Free CancellationRating
7.9
8,022 reviews
Search Delta flights
SouthwestPriceFrom $245Free CancellationRating
8.0
4,249 reviews
Search Southwest flights
American AirlinesPriceFrom $256Free CancellationRating
7.2
11,088 reviews
Search American Airlines flights
United AirlinesPriceFrom $259Free CancellationRating
7.4
9,138 reviews
Search United Airlines flights

Traveling to a place near San Antonio?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Francisco to San Antonio. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to San Antonio from San Francisco with this policy.

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

momondo helps you find the best flight between San Francisco and San Antonio by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of San Francisco to San Antonio 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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