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Cheap flights from San Antonio to San Francisco from $75

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 9/20. 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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Cheap round-trip flights

United Airlines Logo
7:45 am - 9:32 amSAT-SFO
3h 47mnonstop
United Airlines Logo
1:20 pm - 6:50 pmSFO-SAT
3h 30mnonstop
$249United Airlines
Find Deal
dom., oct. 5 - sáb., oct. 11
Frontier Logo
2:04 pm - 9:35 pmSAT-SFO
9h 31m1 stop
Frontier Logo
5:45 am - 1:19 pmSFO-SAT
5h 34m1 stop
$250Frontier
Find Deal
vie., nov. 7 - jue., nov. 13
Frontier Logo
4:20 pm - 9:29 pmSAT-SFO
7h 09m1 stop
Frontier Logo
5:45 am - 1:19 pmSFO-SAT
5h 34m1 stop
$251Frontier
Find Deal
sáb., nov. 8 - dom., nov. 9
Delta Logo
5:30 pm - 11:58 pmSAT-SFO
8h 28m1 stop
Delta Logo
11:56 am - 9:19 pmSFO-SAT
7h 23m1 stop
$259Delta
Find Deal
mié., nov. 12 - mar., nov. 18
United Airlines Logo
2:25 pm - 6:55 pmSAT-SFO
6h 30m1 stop
United Airlines Logo
12:43 am - 8:38 amSFO-SAT
5h 55m1 stop
$269United Airlines
Find Deal
sáb., oct. 11 - vie., oct. 17
Southwest Logo
11:55 am - 5:05 pmSAT-SFO
7h 10m2 stops
Southwest Logo
5:40 am - 4:20 pmSFO-SAT
8h 40m2 stops
$275Southwest
Find Deal
mar., oct. 28 - jue., oct. 30
Southwest Logo
7:10 am - 1:50 pmSAT-SFO
8h 40m2 stops
Southwest Logo
10:35 am - 7:55 pmSFO-SAT
7h 20m2 stops
$276Southwest
Find Deal
dom., dic. 7 - mar., dic. 9
Delta Logo
6:24 am - 1:45 pmSAT-SFO
9h 21m1 stop
Delta Logo
9:41 am - 5:09 pmSFO-SAT
5h 28m1 stop
$279Delta
Find Deal
mié., sep. 24 - mar., sep. 30
Alaska Airlines Logo
6:40 am - 4:27 pmSAT-SFO
11h 47m2 stops
Alaska Airlines Logo
9:00 am - 12:05 amSFO-SAT
13h 05m1 stop
$290Alaska Airlines
Find Deal
sáb., oct. 18 - lun., oct. 27
Alaska Airlines Logo
6:32 am - 4:21 pmSAT-SFO
11h 49m2 stops
Alaska Airlines Logo
4:39 pm - 5:55 pmSFO-SAT
23h 16m1 stop
$315Alaska Airlines
Find Deal
mié., nov. 12 - mar., nov. 18

United Airlines flights from San Antonio to San Francisco

Our best United Airlines deals on San Antonio to San Francisco flight tickets
United Airlines
Oct 5
SAT7:45 amSan Antonio
3h 47m
SFO9:32 amSan Francisco
Oct 11
SFO1:20 pmSan Francisco
3h 30m
SAT6:50 pmSan Antonio
$249
Find similar
United Airlines
Oct 11
SAT2:25 pmSan Antonio
6h 30m
1 stop
SFO6:55 pmSan Francisco
Oct 17
SFO12:43 amSan Francisco
5h 55m
1 stop
SAT8:38 amSan Antonio
$269
Find similar
United Airlines
Sep 25
SAT7:45 amSan Antonio
3h 47m
SFO9:32 amSan Francisco
Sep 29
SFO6:25 pmSan Francisco
3h 44m
SAT12:09 amSan Antonio
$289
Find similar

Southwest flights from San Antonio to San Francisco

Our best Southwest deals on San Antonio to San Francisco flight tickets
Southwest
Oct 28
SAT11:55 amSan Antonio
7h 10m
2 stops
SFO5:05 pmSan Francisco
Oct 30
SFO5:40 amSan Francisco
8h 40m
2 stops
SAT4:20 pmSan Antonio
$275
Find similar
Southwest
Dec 7
SAT7:10 amSan Antonio
8h 40m
2 stops
SFO1:50 pmSan Francisco
Dec 9
SFO10:35 amSan Francisco
7h 20m
2 stops
SAT7:55 pmSan Antonio
$276
Find similar
Southwest
Dec 7
SAT7:10 amSan Antonio
8h 40m
2 stops
SFO1:50 pmSan Francisco
Dec 13
SFO5:15 amSan Francisco
6h 10m
1 stop
SAT1:25 pmSan Antonio
$282
Find similar

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 septiembre 11, 2025.
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

dom. 10/5

7:45 am-9:32 am

Nonstop3h 47m

San Francisco

sáb. 10/11

1:20 pm-6:50 pm

Nonstop3h 30m

$249

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

vie. 11/7

2:04 pm-9:35 pm

1 stop9h 31m

San Francisco

jue. 11/13

5:45 am-1:19 pm

1 stop5h 34m

$250

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

sáb. 11/8

4:20 pm-9:29 pm

1 stop7h 09m

San Francisco

dom. 11/9

5:45 am-1:19 pm

1 stop5h 34m

$251

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

mié. 11/12

5:30 pm-11:58 pm

1 stop8h 28m

San Francisco

mar. 11/18

11:56 am-9:19 pm

1 stop7h 23m

$259

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

sáb. 10/11

2:25 pm-6:55 pm

1 stop6h 30m

San Francisco

vie. 10/17

12:43 am-8:38 am

1 stop5h 55m

$269

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

mar. 10/28

11:55 am-5:05 pm

2 stops7h 10m

San Francisco

jue. 10/30

5:40 am-4:20 pm

2 stops8h 40m

$275

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

dom. 12/7

7:10 am-1:50 pm

2 stops8h 40m

San Francisco

mar. 12/9

10:35 am-7:55 pm

2 stops7h 20m

$276

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

mié. 9/24

6:24 am-1:45 pm

1 stop9h 21m

San Francisco

mar. 9/30

9:41 am-5:09 pm

1 stop5h 28m

$279

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

sáb. 10/18

6:40 am-4:27 pm

2 stops11h 47m

San Francisco

lun. 10/27

9:00 am-12:05 am

1 stop13h 05m

$290

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

mié. 11/12

6:32 am-4:21 pm

2 stops11h 49m

San Francisco

mar. 11/18

4:39 pm-5:55 pm

1 stop23h 16m

$315

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 $333.

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 $529. The most expensive day to fly to San Francisco is Monday, with ticket prices averaging around $880.

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 at noon. Our users have found flights to San Francisco at noon for as low as $362. Flights in the evening are often more expensive with an average ticket price of $1,260.

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 $371 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 $285 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 September 2025, prices for San Antonio to San Francisco flights are approximately 15% 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

$190

Fastest flight time

3h 47m

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 $190. The best round-trip flight deal from San Antonio to San Francisco found on momondo in the last 72 hours is $339.
The fastest flight from San Antonio to San Francisco takes 3h 47m
Direct flights go from San Antonio to San Francisco every day.
There is 1 airport near San Francisco: 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 3h 47m.

  • 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 $89Free CancellationRating
5.8
3,177 reviews
Search Frontier flights
SouthwestPriceFrom $234Free CancellationRating
8.0
4,248 reviews
Search Southwest flights
DeltaPriceFrom $236Free CancellationRating
7.9
7,960 reviews
Search Delta flights
American AirlinesPriceFrom $238Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $249Free CancellationRating
7.4
8,937 reviews
Search United Airlines 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 9 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 $411. 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
Calistoga
Hayward
Bodega Bay
Roseville
Big Sur
Santa Clara
Daly City
Fremont
Berkeley
Walnut Creek
Half Moon Bay
Vallejo
South San Francisco
Redwood City
Fairfield
Salinas

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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