$103+ Cheap flights from San Francisco to San Antonio (SFO - SAT)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SAT
Oct 26 — Nov 21
Round-trip
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
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 April or February, booked 83 days in advance, depart on a Friday or Thursday and return on a Thursday
Cheap flight deals from San Francisco to San Antonio
Cheapest
Best
Last-minute
One-way
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 September 26, 2026.
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 September 26, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 9/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:00 am -
1 stop11h 26m
Thu 10/158:21 pm -
1 stop5h 54m
Deal found 9/22![Frontier logo]()
$319
This Super.com deal was found by Cheapflights users on 9/21. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/82:17 pm -
1 stop5h 32m
Sun 10/118:21 pm -
1 stop5h 54m
Deal found 9/21![Frontier logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 9/21. 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.
Fri 10/910:19 pm -
2 stops19h 07m
Mon 10/1210:34 pm -
1 stop11h 39m
Deal found 9/21![Frontier logo]()
$321
This CheapOair deal was found by Cheapflights users on 9/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:42 am -
1 stop7h 43m
Mon 10/1210:34 pm -
1 stop11h 39m
Deal found 9/22![Frontier logo]()
$322
This Cheapflightsfares deal was found by Cheapflights users on 9/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:13 pm -
1 stop22h 13m
Thu 10/158:21 pm -
1 stop5h 54m
Deal found 9/21![Frontier logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 9/22. 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 10/58:24 pm -
2 stops21h 01m
Wed 10/78:20 pm -
1 stop5h 54m
Deal found 9/22![Frontier logo]()
$324
This Frontier deal was found by Cheapflights users on 9/22. 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.
Tue 11/246:15 am -
1 stop11h 18m
Wed 12/26:44 pm -
1 stop6h 09m
Deal found 9/22![Frontier logo]()
$325
This Frontier deal was found by Cheapflights users on 9/23. 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.
Mon 10/268:58 am -
2 stops8h 28m
Sat 10/318:20 pm -
1 stop6h 00m
Deal found 9/23![Frontier logo]()
$326
This Mytrip deal was found by Cheapflights users on 9/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:22 am -
2 stops30h 04m
Fri 10/238:21 pm -
2 stops20h 04m
Deal found 9/25![Frontier logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 9/22. 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 10/66:04 am -
1 stop11h 21m
Fri 10/910:34 pm -
1 stop11h 39m
Deal found 9/22![Frontier logo]()
$330
This Frontier deal was found by Cheapflights users on 9/23. 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.
Thu 10/222:17 pm -
1 stop5h 32m
Fri 10/238:21 pm -
1 stop5h 54m
Deal found 9/23![Frontier logo]()
$332
Best flights from San Francisco to San AntonioDiscover carefully curated flight deals from San Francisco to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 26, 2026.
Discover carefully curated flight deals from San Francisco to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 26, 2026.
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Fri 10/306:25 pm -
Nonstop3h 27m
Sat 10/319:00 am -
Nonstop4h 02m
Deal found 9/24![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 9/25. 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.
Mon 10/192:00 pm -
2 stops9h 25m
Wed 10/216:30 pm -
2 stops6h 20m
Deal found 9/25![Southwest logo]()
$389
This Delta deal was found by Cheapflights users on 9/23. 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.
Wed 11/112:47 pm -
1 stop7h 16m
Sat 11/147:01 am -
2 stops12h 12m
Deal found 9/23![Delta logo]()
$442
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Thu 11/56:25 pm -
Nonstop3h 27m
Wed 11/117:15 pm -
1 stop6h 49m
Deal found 9/21![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Sat 10/1012:15 pm -
Nonstop3h 31m
Sun 10/187:45 am -
Nonstop3h 48m
Deal found 9/23![United Airlines logo]()
$414
This Delta deal was found by Cheapflights users on 9/21. 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.
Tue 12/86:00 am -
2 stops9h 18m
Fri 12/1112:51 pm -
2 stops9h 27m
Deal found 9/21![Delta logo]()
$476
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Wed 11/1112:00 pm -
Nonstop3h 27m
Sat 11/149:00 am -
Nonstop4h 02m
Deal found 9/23![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Fri 10/164:23 pm -
Nonstop3h 36m
Thu 10/225:30 am -
1 stop6h 00m
Deal found 9/24![United Airlines logo]()
$478
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Tue 10/2712:45 am -
1 stop5h 44m
Fri 10/307:20 am -
Nonstop4h 02m
Deal found 9/21![United Airlines logo]()
$498
This United Airlines deal was found by Cheapflights users on 9/25. 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.
Mon 10/194:23 pm -
Nonstop3h 36m
Wed 10/2111:47 am -
1 stop7h 18m
Deal found 9/25![United Airlines logo]()
$498
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Thu 12/176:25 pm -
Nonstop3h 28m
Mon 12/217:00 am -
Nonstop4h 05m
Deal found 9/22![United Airlines logo]()
$554
Last-minute flights from San Francisco to San AntonioDiscover last-minute flight deals from San Francisco to San Antonio. Data last updated September 26, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to San Antonio. Data last updated September 26, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 9/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:42 am -
1 stop7h 43m
Mon 10/1210:34 pm -
1 stop11h 39m
Deal found 9/22![Frontier logo]()
$322
This Cheapflightsfares deal was found by Cheapflights users on 9/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:04 am -
1 stop11h 21m
Tue 10/68:20 pm -
1 stop5h 54m
Deal found 9/23![Frontier logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 9/22. 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 10/58:24 pm -
2 stops21h 01m
Wed 10/78:20 pm -
1 stop5h 54m
Deal found 9/22![Frontier logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 9/22. 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 10/66:04 am -
1 stop11h 21m
Fri 10/910:34 pm -
1 stop11h 39m
Deal found 9/22![Frontier logo]()
$330
This Frontier deal was found by Cheapflights users on 9/22. 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.
Wed 10/76:04 am -
1 stop11h 21m
Sun 10/118:21 pm -
1 stop5h 54m
Deal found 9/22![Frontier logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 9/24. 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.
Fri 10/96:00 am -
1 stop11h 26m
Thu 10/158:21 pm -
1 stop5h 54m
Deal found 9/24![Frontier logo]()
$325
This Cheapflightsfares deal was found by Cheapflights users on 9/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:00 am -
1 stop11h 26m
Thu 10/158:21 pm -
1 stop5h 54m
Deal found 9/22![Frontier logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 9/24. 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 10/1810:19 pm -
2 stops43h 07m
Thu 11/58:20 pm -
1 stop6h 00m
Deal found 9/24![Frontier logo]()
$323
This Cheapflightsfares deal was found by Cheapflights users on 9/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:59 pm -
1 stop14h 16m
Fri 11/68:11 pm -
1 stop17h 06m
Deal found 9/24![Frontier logo]()
$334
This Mytrip deal was found by Cheapflights users on 9/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:22 am -
2 stops30h 04m
Fri 10/238:21 pm -
2 stops20h 04m
Deal found 9/25![Frontier logo]()
$327
This Frontier deal was found by Cheapflights users on 9/23. 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.
Thu 10/228:58 am -
2 stops8h 28m
Fri 10/238:21 pm -
1 stop5h 54m
Deal found 9/23![Frontier logo]()
$332
This Frontier deal was found by Cheapflights users on 9/23. 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.
Mon 10/268:58 am -
2 stops8h 28m
Tue 11/38:20 pm -
1 stop6h 00m
Deal found 9/23![Frontier logo]()
$326
One-way flights from San Francisco to San AntonioSearch for one-way flight options from San Francisco to San Antonio. Find affordable one-way fares based on user searches. Data last updated September 26, 2026.
Search for one-way flight options from San Francisco to San Antonio. Find affordable one-way fares based on user searches. Data last updated September 26, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 9/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/212:41 pm -
1 stop7h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Frontier logo]()
$103
This Super.com deal was found by Cheapflights users on 9/24. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:00 am -
1 stop11h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Frontier logo]()
$106
This Cheapflightsfares deal was found by Cheapflights users on 9/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:00 am -
1 stop11h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Frontier logo]()
$107
This Cheapflightsfares deal was found by Cheapflights users on 9/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:14 pm -
1 stop24h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Frontier logo]()
$108
This Orbitz deal was found by Cheapflights users on 9/23. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:00 am -
1 stop11h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Frontier logo]()
$109
This CheapOair deal was found by Cheapflights users on 9/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:02 am -
1 stop11h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Frontier logo]()
$110
This Cheapflightsfares deal was found by Cheapflights users on 9/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:13 pm -
1 stop22h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Frontier logo]()
$111
This Super.com deal was found by Cheapflights users on 9/23. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:06 am -
1 stop8h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Frontier logo]()
$112
This Trip.com deal was found by Cheapflights users on 9/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:04 am -
1 stop11h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Frontier logo]()
$115
This Southwest deal was found by Cheapflights users on 9/23. 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.
Sat 10/176:20 am -
1 stop7h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Southwest logo]()
$116
Find 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 September 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $319 (Cheapflightsfares) |
One-way from | $103 (Cheapflightsfares) |
Popular in | March |
Cheapest in | April |
Average price | $376 |
Good round-trip deal | $364 or less |
Good one-way deal | $298 or less |
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 7,457,451 searches. Data last updated September 26, 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
Cheapest round-trip
San FranciscoSan Antonio
SFO San Francisco - SAT San Antonio
SFOSAT
San Francisco
Sat 10/24
6:00 am-7:26 pm
1 stop11h 26m
San Antonio
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$132
San FranciscoSan Antonio
SFO San Francisco - SAT San Antonio
SFOSAT
San Francisco
Thu 10/22
11:22 am-12:15 pm
2 stops22h 53m
San Antonio
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$164
San FranciscoSan Antonio
SFO San Francisco - SAT San Antonio
SFOSAT
San Francisco
Sat 10/17
5:00 am-12:10 pm
1 stop5h 10m
San Antonio
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$179
San FranciscoSan Antonio
SFO San Francisco - SAT San Antonio
SFOSAT
San Francisco
Sun 10/25
6:02 pm-9:49 pm
2 stops25h 47m
San Antonio
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$186
San FranciscoSan Antonio
SFO San Francisco - SAT San Antonio
SFOSAT
San Francisco
Sat 10/10
12:55 pm-10:55 pm
2 stops8h 00m
San Antonio
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$225
San FranciscoSan Antonio
SFO San Francisco - SAT San Antonio
SFOSAT
San Francisco
Tue 11/17
10:38 am-12:03 am
2 stops11h 25m
San Antonio
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$226
San FranciscoSan Antonio
SFO San Francisco - SAT San Antonio
SFOSAT
San Francisco
Tue 11/17
10:39 am-11:59 pm
2 stops11h 20m
San Antonio
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$245
San FranciscoSan Antonio
SFO San Francisco - SAT San Antonio
SFOSAT
San Francisco
Tue 11/3
7:04 am-6:21 pm
2 stops9h 17m
San Antonio
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$245
San FranciscoSan Antonio
SFO San Francisco - SAT San Antonio
SFOSAT
San Francisco
Mon 10/5
2:00 pm-1:25 am
2 stops9h 25m
San Antonio
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$260
Quickest round-trip
San FranciscoSan Antonio
SFO San Francisco - SAT San Antonio
SFOSAT
San Francisco
Tue 11/17
12:00 pm-5:27 pm
Nonstop3h 27m
San Antonio
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$269
Showing 1-10 of 21 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | 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.
SFO-SAT
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
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How far ahead should I book a flight from San Francisco to San Antonio?
The best time to book flights from San Francisco to San Antonio is 81 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, April is the cheapest month in which you can book a flight from San Francisco to San Antonio (average of $330). Flying from San Francisco to San Antonio in March is currently the most expensive (average of $526). 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 September 26, 2026.
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 17% on airfare.
What’s the top layover airport for flights from San Francisco to San Antonio?
Share of 1-stop round-trip flights from San Francisco to San Antonio chosen by Cheapflights users in the past 12 months, using the same layover each way.
Houston (IAH) – chosen by Cheapflights users on 70% of 1-stop itineraries from San Francisco to San Antonio on Cheapflights.
What’s the cheapest layover airport for flights from San Francisco to San Antonio?
Average round-trip fare for 1-stop flights from San Francisco to San Antonio, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Houston (IAH) is the most affordable 1-stop option, with an average round-trip price of $379.
What’s the fastest layover option from San Francisco to San Antonio?
Shortest average travel time for 1-stop one-way flights from San Francisco to San Antonio, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Phoenix (PHX) have the shortest average one-way travel time for 1-stop routes: 4h 47m.
Which airport typically offers the quickest layover for flights from San Francisco to San Antonio?
Average layover duration for 1-stop one-way flights from San Francisco to San Antonio, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Phoenix (PHX) offer the fastest connection on this route, with an average layover time of 0h 38m.
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 September 26, 2026.
Read through reviews of airlines operating flights from San Francisco to San Antonio, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
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.
Traveling to a place near San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
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San Francisco and San Antonio flights
Browse other San Francisco and San Antonio flight options. Last updated on September 26, 2026.
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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 7,457,451 searches. Data last updated September 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$173 | Average$287 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$177 | Average$379 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$252 | Average$383 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$263 | Average$470 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$268 | Average$443 | FlexibilityNo cancel fee | On-time71% |