$107+ 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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Francisco to San Antonio are usually found in September or January, booked 50 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 March 27, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $298 (Frontier) |
One-way from | $108 (Trip.com) |
Popular in | April |
Cheapest in | September |
Average price | $421 |
Good round-trip deal | $459 or less |
Good one-way deal | $233 or less |
Find flight deals from San Francisco to San Antonio
Cheapest flights from San Francisco to San AntonioExplore 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 March 27, 2025.
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 March 27, 2025.
This Frontier deal was found by Cheapflights users on 3/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 3/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Gotogate deal was found by Cheapflights users on 3/26. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Sun Country Air deal was found by Cheapflights users on 3/25. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 3/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Southwest deal was found by Cheapflights users on 3/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 3/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Alaska Airlines deal was found by Cheapflights users on 3/26. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
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 March 27, 2025.
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
Thu 5/15
6:20 am-5:35 pm
1 stop9h 15m
San Antonio
Tue 5/20
6:25 pm-12:31 am
1 stop8h 06m
San FranciscoSan Antonio
SFO - SAT
SFOSAT
San Francisco
Sun 5/4
4:29 pm-10:15 pm
Nonstop3h 46m
San Antonio
Thu 5/8
3:30 pm-5:39 pm
Nonstop4h 09m
San FranciscoSan Antonio
SFO - SAT
SFOSAT
San Francisco
Sun 4/6
6:00 am-7:01 pm
1 stop11h 01m
San Antonio
Tue 4/8
9:35 pm-9:48 am
1 stop14h 13m
San FranciscoSan Antonio
SFO - SAT
SFOSAT
San Francisco
Mon 5/26
12:40 am-11:50 am
1 stop9h 10m
San Antonio
Thu 5/29
6:00 am-10:10 am
1 stop6h 10m
San FranciscoSan Antonio
SFO - SAT
SFOSAT
San Francisco
Tue 4/15
12:45 pm-10:55 pm
2 stops8h 10m
San Antonio
Thu 4/17
7:25 pm-11:20 pm
1 stop5h 55m
San FranciscoSan Antonio
SFO - SAT
SFOSAT
San Francisco
Thu 4/24
12:47 am-10:07 am
1 stop7h 20m
San Antonio
Sun 4/27
5:50 am-9:37 am
1 stop5h 47m
San FranciscoSan Antonio
SFO - SAT
SFOSAT
San Francisco
Wed 4/23
10:49 am-11:59 pm
2 stops11h 10m
San Antonio
Thu 5/1
7:33 pm-9:15 am
1 stop15h 42m
San FranciscoSan Antonio
SFO - SAT
SFOSAT
San Francisco
Mon 4/7
9:20 am-6:22 pm
1 stop7h 02m
San Antonio
Tue 4/8
7:00 am-1:33 pm
1 stop8h 33m
San FranciscoSan Antonio
SFO - SAT
SFOSAT
San Francisco
Sun 5/4
2:53 pm-12:43 pm
1 stop19h 50m
San FranciscoSan Antonio
SFO - SAT
SFOSAT
San Francisco
Sun 4/20
4:29 pm-10:15 pm
Nonstop3h 46m
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 March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Francisco-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-San Antonio flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
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 March 21, 2025.
The best time to book flights from San Francisco to San Antonio is 50 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, August is the cheapest month in which you can book a flight from San Francisco to San Antonio (average of $295). Flying from San Francisco to San Antonio in March is currently the most expensive (average of $376). 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 March 27, 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 25% 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 March 23, 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. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Rainfall in San Antonio by month
Plan your trip to San Antonio by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.
Temperature in San Antonio by month
Plan your trip to San Antonio by taking into account the average temperature totals by month.
If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).
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 March 27, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from San Francisco to San Antonio have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
Entertainment
Comfort
Overall
Boarding
Crew
Reviews
Ila,Mar 2025
HOU - DAL
Food
Entertainment
Comfort
Overall
Boarding
Crew
Reviews
Ila,Mar 2025
HOU - DAL
Food
Entertainment
Comfort
Overall
Boarding
Crew
Reviews
Ila,Mar 2025
HOU - DAL
Food
Entertainment
Comfort
Overall
Boarding
Crew
Reviews
Ila,Mar 2025
HOU - DAL
Food
Entertainment
Comfort
Overall
Boarding
Crew
Reviews
Ila,Mar 2025
HOU - DAL
Food
Entertainment
Comfort
Overall
Boarding
Crew
Reviews
Ila,Mar 2025
HOU - DAL
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.
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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.
Top 7 airlines flying from San Francisco to San Antonio
Discover the top 7 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 March 27, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$113 | Average$246 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$115 | Average$224 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$211 | Average$381 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$216 | Average$346 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$217 | Average$377 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$286 | Average$437 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$313 | Average$432 | FlexibilityNo cancel fee | On-time63% |