$112+ Cheap flights from San Antonio (SAT) to Fremont, CA
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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SFO
Sep 10 — Sep 171
Round-trip
1 adult, Economy
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Find cheap flights from San Antonio to Fremont 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 Antonio to Fremont are usually found in September or November, booked 48 days in advance, depart on a Thursday or Friday and return on a Wednesday
Cheap flight deals from San Antonio to Fremont
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Antonio to FremontExplore the most affordable flight options available from San Antonio to Fremont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.
Explore the most affordable flight options available from San Antonio to Fremont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 11/611:08 am -
2 stops33h 14m
Tue 11/107:17 pm -
1 stop12h 55m
Deal found 8/9![Frontier logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/208:20 pm -
1 stop16h 27m
Thu 9/2411:42 am -
1 stop5h 43m
Deal found 8/9![Frontier logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Wed 9/210:24 pm -
1 stop11h 48m
Sat 9/58:23 pm -
2 stops21h 08m
Deal found 8/7![Frontier logo]()
$292
This Frontier deal was found by Cheapflights users on 8/7. 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.
Fri 8/2810:24 pm -
1 stop12h 19m
Wed 9/211:20 am -
1 stop8h 09m
Deal found 8/7![Frontier logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/138:20 pm -
1 stop5h 54m
Fri 9/1810:24 pm -
1 stop13h 24m
Deal found 8/10![Frontier logo]()
$295
This Southwest deal was found by Cheapflights users on 8/9. 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.
Fri 11/205:25 am -
1 stop6h 05m
Mon 11/235:15 am -
1 stop5h 15m
Deal found 8/9![Southwest logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Thu 10/83:10 pm -
1 stop11h 05m
Mon 10/129:00 pm -
2 stops34h 39m
Deal found 8/7![Frontier logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/258:20 pm -
1 stop5h 54m
Sun 9/2710:24 pm -
2 stops19h 01m
Deal found 8/9![Frontier logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/293:19 pm -
1 stop25h 10m
Sat 10/311:58 pm -
2 stops33h 46m
Deal found 8/9![Frontier logo]()
$304
This Expedia deal was found by Cheapflights users on 8/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:49 pm -
1 stop6h 29m
Mon 8/246:00 am -
1 stop11h 31m
Deal found 8/10![Frontier logo]()
$305
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 9/2112:39 pm -
2 stops10h 48m
Wed 9/2311:42 am -
1 stop5h 43m
Deal found 8/11![Frontier logo]()
$306
Best flights from San Antonio to FremontDiscover carefully curated flight deals from San Antonio to Fremont that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
Discover carefully curated flight deals from San Antonio to Fremont that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
This United Airlines deal was found by Cheapflights users on 8/7. 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 10/166:54 pm -
Nonstop3h 54m
Tue 10/2012:15 pm -
Nonstop3h 31m
Deal found 8/7![United Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 8/10. 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 9/1412:05 pm -
2 stops10h 30m
Sat 9/196:10 am -
2 stops8h 15m
Deal found 8/10![Southwest logo]()
$322
This Delta deal was found by Cheapflights users on 8/11. 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.
Sat 11/212:33 pm -
1 stop7h 59m
Wed 12/27:05 am -
1 stop5h 47m
Deal found 8/11![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 8/11. 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 9/177:10 am -
Nonstop3h 48m
Sat 9/1912:20 pm -
Nonstop3h 36m
Deal found 8/11![United Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 8/7. 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 9/47:14 am -
Nonstop3h 45m
Sun 9/64:23 pm -
Nonstop3h 35m
Deal found 8/7![United Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 8/8. 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.
Thu 10/156:35 am -
2 stops6h 45m
Tue 10/205:20 am -
2 stops7h 20m
Deal found 8/8![Southwest logo]()
$379
This United Airlines deal was found by Cheapflights users on 8/7. 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 9/21:45 pm -
1 stop7h 53m
Sat 9/512:20 pm -
Nonstop3h 36m
Deal found 8/7![United Airlines logo]()
$325
This United Airlines deal was found by Cheapflights users on 8/7. 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 11/111:52 pm -
1 stop7h 19m
Sat 11/144:20 pm -
Nonstop3h 27m
Deal found 8/7![United Airlines logo]()
$325
This Southwest deal was found by Cheapflights users on 8/6. 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.
Sun 10/45:30 am -
1 stop5h 45m
Thu 10/84:00 pm -
1 stop6h 35m
Deal found 8/6![Southwest logo]()
$394
This United Airlines deal was found by Cheapflights users on 8/8. 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 10/157:45 am -
Nonstop3h 48m
Tue 10/205:00 am -
1 stop8h 53m
Deal found 8/8![United Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 8/7. 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 10/96:54 pm -
Nonstop3h 54m
Sun 10/1112:45 am -
1 stop5h 53m
Deal found 8/7![United Airlines logo]()
$329
Last-minute flights from San Antonio to FremontDiscover last-minute flight deals from San Antonio to Fremont. Data last updated August 11, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Fremont. Data last updated August 11, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 8/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:49 pm -
1 stop6h 29m
Mon 8/246:00 am -
1 stop11h 31m
Deal found 8/10![Frontier logo]()
$305
This Frontier deal was found by Cheapflights users on 8/7. 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.
Fri 8/2810:24 pm -
1 stop12h 19m
Wed 9/211:20 am -
1 stop8h 09m
Deal found 8/7![Frontier logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Wed 9/210:24 pm -
1 stop11h 48m
Sat 9/58:23 pm -
2 stops21h 08m
Deal found 8/7![Frontier logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/48:26 pm -
1 stop24h 19m
Sun 9/1310:24 pm -
2 stops43h 01m
Deal found 8/9![Frontier logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/138:20 pm -
1 stop5h 54m
Fri 9/1810:24 pm -
1 stop13h 24m
Deal found 8/10![Frontier logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/149:50 pm -
1 stop12h 24m
Mon 9/2111:58 pm -
2 stops12h 22m
Deal found 8/10![Frontier logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/189:50 pm -
1 stop12h 24m
Mon 9/2111:58 pm -
2 stops12h 22m
Deal found 8/10![Frontier logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/208:20 pm -
1 stop16h 27m
Thu 9/2411:42 am -
1 stop5h 43m
Deal found 8/9![Frontier logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 9/2112:39 pm -
2 stops10h 48m
Wed 9/2311:42 am -
1 stop5h 43m
Deal found 8/11![Frontier logo]()
$306
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/258:20 pm -
1 stop5h 54m
Sun 9/2710:24 pm -
2 stops19h 01m
Deal found 8/9![Frontier logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/293:19 pm -
1 stop25h 10m
Sat 10/311:58 pm -
2 stops33h 46m
Deal found 8/9![Frontier logo]()
$304
One-way flights from San Antonio to FremontSearch for one-way flight options from San Antonio to Fremont. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
Search for one-way flight options from San Antonio to Fremont. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
This Southwest deal was found by Cheapflights users on 8/10. 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 9/125:40 am -
1 stop6h 00m
Deal found 8/10![Southwest logo]()
$112
This Super.com deal was found by Cheapflights users on 8/10. 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 9/178:20 pm -
1 stop5h 54m
Deal found 8/10![Frontier logo]()
$117
This Super.com deal was found by Cheapflights users on 8/7. 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 9/268:20 pm -
1 stop5h 54m
Deal found 8/7![Frontier logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 9/2012:39 pm -
1 stop26h 40m
Deal found 8/6![Frontier logo]()
$119
This Frontier deal was found by Cheapflights users on 8/11. 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 9/298:20 pm -
1 stop5h 54m
Deal found 8/11![Frontier logo]()
$120
This Super.com deal was found by Cheapflights users on 8/10. 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.
Fri 9/119:50 pm -
1 stop12h 24m
Deal found 8/10![Frontier logo]()
$124
This Frontier deal was found by Cheapflights users on 8/11. 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 9/210:24 pm -
1 stop11h 48m
Deal found 8/11![Frontier logo]()
$126
This Super.com deal was found by Cheapflights users on 8/10. 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.
Tue 8/2510:24 pm -
1 stop23h 32m
Deal found 8/10![Frontier logo]()
$134
This Booking.com deal was found by Cheapflights users on 8/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2310:24 pm -
1 stop23h 32m
Deal found 8/8![Frontier logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 10/1810:41 pm -
2 stops24h 37m
Deal found 8/8![Frontier logo]()
$142
This Southwest deal was found by Cheapflights users on 8/10. 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.
Fri 9/1112:05 pm -
2 stops10h 30m
Deal found 8/10![Southwest logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 10/2012:16 pm -
2 stops27h 05m
Deal found 8/8![Frontier logo]()
$149
Find flight deals from San Antonio to Fremont
Keep the following information in mind while searching for San Antonio to Fremont flight deals. Data was last updated August 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $290 (Kiwi.com) |
One-way from | $112 (Southwest) |
Popular in | March |
Cheapest in | September |
Average price | $399 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Antonio to Fremont 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 August 11, 2026.
Use the filters below to find and compare flights from San Antonio to Fremont that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San AntonioSan Francisco
SAT San Antonio - SFO San Francisco
SATSFO
San Antonio
Fri 10/16
6:54 pm-8:48 pm
Nonstop3h 54m
San Francisco
Tue 10/20
12:15 pm-5:46 pm
Nonstop3h 31m
$319
San AntonioSan Francisco
SAT San Antonio - SFO San Francisco
SATSFO
San Antonio
Thu 9/17
7:10 am-8:58 am
Nonstop3h 48m
San Francisco
Sat 9/19
12:20 pm-5:56 pm
Nonstop3h 36m
$319
Quickest round-trip
San AntonioSan Francisco
SAT San Antonio - SFO San Francisco
SATSFO
San Antonio
Fri 9/4
7:14 am-8:59 am
Nonstop3h 45m
San Francisco
Sun 9/6
4:23 pm-9:58 pm
Nonstop3h 35m
$319
San AntonioSan Francisco
SAT San Antonio - SFO San Francisco
SATSFO
San Antonio
Mon 9/14
12:05 pm-8:35 pm
2 stops10h 30m
San Francisco
Sat 9/19
6:10 am-4:25 pm
2 stops8h 15m
$322
San AntonioSan Francisco
SAT San Antonio - SFO San Francisco
SATSFO
San Antonio
Wed 9/2
1:45 pm-7:38 pm
1 stop7h 53m
San Francisco
Sat 9/5
12:20 pm-5:56 pm
Nonstop3h 36m
$325
San AntonioSan Francisco
SAT San Antonio - SFO San Francisco
SATSFO
San Antonio
Wed 11/11
1:52 pm-7:11 pm
1 stop7h 19m
San Francisco
Sat 11/14
4:20 pm-9:47 pm
Nonstop3h 27m
$325
San AntonioSan Francisco
SAT San Antonio - SFO San Francisco
SATSFO
San Antonio
Thu 10/15
7:45 am-9:33 am
Nonstop3h 48m
San Francisco
Tue 10/20
5:00 am-3:53 pm
1 stop8h 53m
$329
San AntonioSan Francisco
SAT San Antonio - SFO San Francisco
SATSFO
San Antonio
Fri 10/9
6:54 pm-8:48 pm
Nonstop3h 54m
San Francisco
Sun 10/11
12:45 am-8:38 am
1 stop5h 53m
$329
San AntonioSan Francisco
SAT San Antonio - SFO San Francisco
SATSFO
San Antonio
Sat 11/21
2:33 pm-8:32 pm
1 stop7h 59m
San Francisco
Wed 12/2
7:05 am-2:52 pm
1 stop5h 47m
$339
San AntonioSan Francisco
SAT San Antonio - SFO San Francisco
SATSFO
San Antonio
Thu 10/15
6:35 am-11:20 am
2 stops6h 45m
San Francisco
Tue 10/20
5:20 am-2:40 pm
2 stops7h 20m
$379
Showing 1-10 of 20 resultsSorted by cheapest first
Best time to book a flight from San Antonio to Fremont
Have a flexible travel schedule? Discover the best time to fly to Fremont from San Antonio with our price prediction graph.
SAT-SFO
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 Antonio to Fremont
SAT-FR8
SAT-SFO
What is the cheapest time of day to fly from SAT to FR8?
Find hourly flight availability from San Antonio to Fremont. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 11, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 67% on flights from San Antonio to Fremont by exploring options for tickets in the morning.
How much does it cost to fly round-trip from San Antonio to Fremont?
Airfare is below average for this route at the moment.
San Antonio to Fremont flights typically cost between $328 and $466 in November.The cheapest round-trip price found within the last 5 days was $290 on Frontier (Nov 6-Nov 10).
Reviews of airlines servicing Fremont
Get insights into the airlines that provide service to Fremont. 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 Fremont. Reviews last updated August 11, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from San Antonio to Fremont have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$119 | Average$307 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$199 | Average$359 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$234 | Average$398 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$255 | Average$401 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$262 | Average$421 | FlexibilityNo cancel fee | On-time71% |