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Cheap flights from San Antonio to San Francisco from $63

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 Antonio to San Francisco departing on 3/3. 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 Antonio to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:22 pm - 12:28 am
SAT
-
SFO
6h 06m
1 stop
Frontier Logo
7:35 am - 5:15 pm
SFO
-
SAT
7h 40m
1 stop
$138Frontier
Mon, Mar 2 - Wed, Mar 4
Frontier Logo
8:22 pm - 10:01 pm
SAT
-
SFO
27h 39m
1 stop
Frontier Logo
10:48 am - 9:58 am
SFO
-
SAT
21h 10m
1 stop
$148Frontier
Mon, Feb 23 - Thu, Feb 26
Frontier Logo
6:45 am - 8:09 pm
SAT
-
SFO
15h 24m
1 stop
Frontier Logo
6:00 am - 12:17 am
SFO
-
SAT
16h 17m
1 stop
$167Frontier
Tue, Mar 10 - Tue, Mar 31
Frontier Logo
9:39 pm - 10:01 pm
SAT
-
SFO
26h 22m
2 stops
Frontier Logo
7:35 am - 5:15 pm
SFO
-
SAT
7h 40m
1 stop
$174Frontier
Mon, Mar 2 - Wed, Mar 4
Frontier Logo
8:22 pm - 12:28 am
SAT
-
SFO
6h 06m
1 stop
Frontier Logo
7:35 am - 5:15 pm
SFO
-
SAT
7h 40m
1 stop
$180Frontier
Mon, Mar 2 - Wed, Mar 4
Frontier Logo
7:07 pm - 8:03 am
SAT
-
SFO
14h 56m
1 stop
Frontier Logo
7:35 am - 5:15 pm
SFO
-
SAT
7h 40m
1 stop
$183Frontier
Sun, Mar 1 - Wed, Mar 4
Frontier Logo
6:45 am - 12:28 am
SAT
-
SFO
19h 43m
1 stop
Frontier Logo
6:00 am - 12:17 am
SFO
-
SAT
16h 17m
1 stop
$184Frontier
Tue, Mar 17 - Tue, Mar 31
Frontier Logo
6:12 pm - 12:28 am
SAT
-
SFO
8h 16m
1 stop
Frontier Logo
9:04 pm - 9:06 am
SFO
-
SAT
10h 02m
1 stop
$190Frontier
Wed, Feb 18 - Wed, Mar 11
Frontier Logo
3:46 pm - 7:20 pm
SAT
-
SFO
29h 34m
1 stop
Frontier Logo
6:00 am - 12:17 am
SFO
-
SAT
16h 17m
1 stop
$192Frontier
Fri, Mar 6 - Tue, Mar 10
Frontier Logo
6:45 am - 12:28 am
SAT
-
SFO
19h 43m
1 stop
Frontier Logo
9:04 pm - 12:17 am
SFO
-
SAT
25h 13m
1 stop
$193Frontier
Thu, Mar 19 - Tue, Mar 24

Frontier flights from San Antonio to San Francisco

Our best Frontier deals on San Antonio to San Francisco flight tickets
Frontier
Mar 2
SAT8:22 pmSan Antonio
6h 06m
1 stop
SFO12:28 amSan Francisco
Mar 4
SFO7:35 amSan Francisco
7h 40m
1 stop
SAT5:15 pmSan Antonio
$138
Frontier
Feb 23
SAT8:22 pmSan Antonio
27h 39m
1 stop
SFO10:01 pmSan Francisco
Feb 26
SFO10:48 amSan Francisco
21h 10m
1 stop
SAT9:58 amSan Antonio
$148
Frontier
Mar 10
SAT6:45 amSan Antonio
15h 24m
1 stop
SFO8:09 pmSan Francisco
Mar 31
SFO6:00 amSan Francisco
16h 17m
1 stop
SAT12:17 amSan Antonio
$167

Southwest flights from San Antonio to San Francisco

Our best Southwest deals on San Antonio to San Francisco flight tickets
Southwest
Feb 5
SAT6:50 amSan Antonio
8h 20m
1 stop
SFO1:10 pmSan Francisco
Feb 5
SFO4:00 pmSan Francisco
5h 10m
1 stop
SAT11:10 pmSan Antonio
$403
Southwest
Feb 13
SAT2:05 pmSan Antonio
8h 30m
2 stops
SFO8:35 pmSan Francisco
Feb 15
SFO11:10 amSan Francisco
10h 30m
1 stop
SAT11:40 pmSan Antonio
$446
Southwest
Feb 17
SAT4:05 pmSan Antonio
8h 40m
2 stops
SFO10:45 pmSan Francisco
Feb 20
SFO1:15 pmSan Francisco
9h 05m
2 stops
SAT12:20 amSan Antonio
$488

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to San Francisco 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 February 3, 2026.
Use the filters below to find and compare flights from San Antonio to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

Mon 3/2

8:22 pm-12:28 am

1 stop6h 06m

San Francisco

Wed 3/4

7:35 am-5:15 pm

1 stop7h 40m

$138

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

Mon 2/23

8:22 pm-10:01 pm

1 stop27h 39m

San Francisco

Thu 2/26

10:48 am-9:58 am

1 stop21h 10m

$148

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

Tue 3/10

6:45 am-8:09 pm

1 stop15h 24m

San Francisco

Tue 3/31

6:00 am-12:17 am

1 stop16h 17m

$167

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

Mon 3/2

9:39 pm-10:01 pm

2 stops26h 22m

San Francisco

Wed 3/4

7:35 am-5:15 pm

1 stop7h 40m

$174

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

Mon 3/2

8:22 pm-12:28 am

1 stop6h 06m

San Francisco

Wed 3/4

7:35 am-5:15 pm

1 stop7h 40m

$180

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

Sun 3/1

7:07 pm-8:03 am

1 stop14h 56m

San Francisco

Wed 3/4

7:35 am-5:15 pm

1 stop7h 40m

$183

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

Tue 3/17

6:45 am-12:28 am

1 stop19h 43m

San Francisco

Tue 3/31

6:00 am-12:17 am

1 stop16h 17m

$184

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

Wed 2/18

6:12 pm-12:28 am

1 stop8h 16m

San Francisco

Wed 3/11

9:04 pm-9:06 am

1 stop10h 02m

$190

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

Fri 3/6

3:46 pm-7:20 pm

1 stop29h 34m

San Francisco

Tue 3/10

6:00 am-12:17 am

1 stop16h 17m

$192

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

Thu 3/19

6:45 am-12:28 am

1 stop19h 43m

San Francisco

Tue 3/24

9:04 pm-12:17 am

1 stop25h 13m

$193

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 Francisco from

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

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 Francisco?

If you aren’t able to travel to San Francisco during the month of September, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $331.

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

The cheapest day to depart from San Antonio to San Francisco is on a Thursday when prices can be found for as low as $486. The most expensive day to fly to San Francisco is Tuesday, with ticket prices averaging around $782.

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

Our data shows that the cheapest San Antonio to San Francisco flights are usually those with departure times in the afternoon. Our users have found flights to San Francisco in the afternoon for as low as $578. Flights in the evening are often more expensive with an average ticket price of $1,479.

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

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

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

You are more likely to see cheaper flights to San Francisco from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $355 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from San Antonio for as low as $258 on momondo.

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

There are 4 cabin classes available to choose from on San Antonio to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of February 2026, prices for San Antonio to San Francisco flights are approximately 49% cheaper when compared to flights at the same time last year.

When to book flights from San Antonio to San Francisco

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

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

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

Best Price Found

$203

Fastest flight time

4h 11m

Direct flights

Every day

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from San Antonio in the past 72 hours is $203. The best round-trip flight deal from San Antonio to San Francisco found on momondo in the last 72 hours is $654.
The fastest flight from San Antonio to San Francisco takes 4h 11m
Direct flights go from San Antonio to San Francisco every day.
There is 1 airport in San Francisco. From San Antonio there are direct flights to San Francisco (SFO).
Search flight deals

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

    There are 1486.3 mi between San Antonio and San Francisco. A reasonable flight in good conditions will take 4h 11m.

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to San Francisco Airport.

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

    The required travel and health documents for your San Francisco 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 San Francisco 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 Antonio to San Francisco?

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

Best airlines flying from San Antonio to San Francisco

Compare and see reviews for airlines that fly from San Antonio to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $86Free CancellationRating
5.7
3,051 reviews
Search Frontier flights
SouthwestPriceFrom $225Free CancellationRating
8.0
4,272 reviews
Search Southwest flights
American AirlinesPriceFrom $228Free CancellationRating
7.2
11,216 reviews
Search American Airlines flights
United AirlinesPriceFrom $249Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
DeltaPriceFrom $252Free CancellationRating
7.9
8,138 reviews
Search Delta flights

  • United Airlines Flights From San Antonio to San Francisco

    United Airlines is one of the most popular airlines flying from San Antonio to San Francisco, operating 6 flights/week on average for this route. A good United Airlines flight deal for San Antonio to San Francisco starts from $249 round-trip, up to an average price of $394. Our users have rated United Airlines at 7.4/10.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Bodega Bay
Roseville
Hayward
Calistoga
Santa Clara
Walnut Creek
Berkeley
Big Sur
Fremont
Half Moon Bay
Daly City
Salinas
Vallejo
Sunnyvale
Livermore
Turlock

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Antonio to San Francisco for you.

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

momondo does allow users to show only those flights to San Francisco from San Antonio which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential San Antonio to San Francisco flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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