$79+ 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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SFO
Apr 22 — Apr 291
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 July, booked 23 days in advance, depart on a Thursday or Friday and return on a Wednesday
Cheap flight deals from San Antonio to Fremont
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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 March 23, 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 March 23, 2026.
This CheapOair deal was found by Cheapflights users on 3/19. 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.
Mon 4/1311:38 am
SAT
- SFO
1 stop28h 14m
Frontier
Thu 4/166:00 am
SFO
- SAT
1 stop6h 15m
Frontier
Deal found 3/19![Frontier logo]()
$261
This Southwest deal was found by Cheapflights users on 3/23. 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.
Mon 4/206:45 pm
SAT
- SFO
1 stop6h 20m
Southwest
Mon 4/273:00 pm
SFO
- SAT
2 stops7h 05m
Southwest
Deal found 3/23![Southwest logo]()
$265
This Gotogate deal was found by Cheapflights users on 3/23. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/256:45 am
SAT
- SFO
1 stop19h 43m
Frontier
Thu 4/28:31 am
SFO
- SAT
1 stop5h 20m
Frontier
Deal found 3/23![Frontier logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 3/21. 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.
Wed 4/224:49 pm
SAT
- SFO
1 stop8h 36m
Frontier
Mon 4/2710:26 pm
SFO
- SAT
2 stops14h 43m
Frontier
Deal found 3/21![Frontier logo]()
$268
This Frontier deal was found by Cheapflights users on 3/18. 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 4/154:49 pm
SAT
- SFO
1 stop8h 36m
Frontier
Sun 4/196:00 am
SFO
- SAT
1 stop6h 13m
Frontier
Deal found 3/18![Frontier logo]()
$270
This CheapOair deal was found by Cheapflights users on 3/23. 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.
Thu 3/2610:05 am
SAT
- SFO
1 stop16h 23m
Frontier
Tue 3/316:00 am
SFO
- SAT
1 stop16h 17m
Frontier
Deal found 3/23![Frontier logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 3/19. 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 4/154:49 pm
SAT
- SFO
1 stop8h 36m
Frontier
Fri 4/174:59 pm
SFO
- SAT
2 stops20h 10m
Frontier
Deal found 3/19![Frontier logo]()
$274
This CheapOair deal was found by Cheapflights users on 3/18. 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 4/26:45 am
SAT
- SFO
1 stop19h 38m
Frontier
Mon 4/69:00 pm
SFO
- SAT
1 stop25h 19m
Frontier
Deal found 3/18![Frontier logo]()
$281
This Southwest deal was found by Cheapflights users on 3/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/154:25 pm
SAT
- SFO
2 stops8h 20m
Southwest
Sat 4/1811:45 am
SFO
- SAT
2 stops8h 25m
Southwest
Deal found 3/22![Southwest logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 5/157:54 pm
SAT
- SFO
2 stops27h 25m
Frontier
Tue 5/196:00 am
SFO
- SAT
1 stop10h 59m
Frontier
Deal found 3/20![Frontier logo]()
$285
This Southwest deal was found by Cheapflights users on 3/23. 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 5/95:40 am
SAT
- SFO
2 stops13h 45m
Southwest
Wed 5/137:20 am
SFO
- SAT
2 stops7h 40m
Southwest
Deal found 3/23![Southwest logo]()
$289
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 March 23, 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 March 23, 2026.
This United Airlines deal was found by Cheapflights users on 3/22. 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.
Wed 4/157:15 pm
SAT
- SFO
1 stop6h 44m
United Airlines
Sat 4/1811:10 pm
SFO
- SAT
Nonstop3h 50m
United Airlines
Deal found 3/22![United Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 3/18. 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.
Thu 4/166:12 pm
SAT
- SFO
1 stop7h 42m
Delta
Mon 4/209:35 pm
SFO
- SAT
1 stop10h 11m
Delta
Deal found 3/18![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 3/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:25 am
SAT
- SFO
1 stop6h 50m
Southwest
Fri 8/146:00 am
SFO
- SAT
2 stops9h 10m
Southwest
Deal found 3/21![Southwest logo]()
$364
This United Airlines deal was found by Cheapflights users on 3/22. 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.
Fri 4/247:15 pm
SAT
- SFO
1 stop6h 44m
United Airlines
Sun 4/2611:10 pm
SFO
- SAT
Nonstop3h 50m
United Airlines
Deal found 3/22![United Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 3/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2212:20 pm
SAT
- SFO
2 stops11h 55m
Southwest
Tue 7/285:00 am
SFO
- SAT
1 stop5h 15m
Southwest
Deal found 3/21![Southwest logo]()
$364
This Southwest deal was found by Cheapflights users on 3/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/75:55 pm
SAT
- SFO
2 stops6h 50m
Southwest
Tue 4/145:55 am
SFO
- SAT
2 stops7h 10m
Southwest
Deal found 3/21![Southwest logo]()
$369
This Delta deal was found by Cheapflights users on 3/23. 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.
Thu 4/236:12 pm
SAT
- SFO
1 stop7h 42m
Delta
Sun 4/2610:32 am
SFO
- SAT
2 stops11h 53m
Delta
Deal found 3/23![Delta logo]()
$430
This United Airlines deal was found by Cheapflights users on 3/18. 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 4/164:45 pm
SAT
- SFO
1 stop8h 10m
United Airlines
Mon 4/2011:10 pm
SFO
- SAT
Nonstop3h 50m
United Airlines
Deal found 3/18![United Airlines logo]()
$399
This Southwest deal was found by Cheapflights users on 3/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:45 am
SAT
- SFO
1 stop6h 50m
Southwest
Mon 6/1510:50 pm
SFO
- SAT
1 stop9h 30m
Southwest
Deal found 3/21![Southwest logo]()
$408
This United Airlines deal was found by Cheapflights users on 3/21. 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.
Fri 8/77:43 am
SAT
- SFO
1 stop6h 32m
United Airlines
Fri 8/144:26 pm
SFO
- SAT
Nonstop3h 36m
United Airlines
Deal found 3/21![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 3/18. 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 6/205:30 am
SAT
- SFO
1 stop7h 55m
United Airlines
Mon 6/2212:45 am
SFO
- SAT
1 stop5h 42m
United Airlines
Deal found 3/18![United Airlines logo]()
$419
Last-minute flights from San Antonio to FremontDiscover last-minute flight deals from San Antonio to Fremont. Data last updated March 23, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Fremont. Data last updated March 23, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 3/23. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/256:45 am
SAT
- SFO
1 stop19h 43m
Frontier
Thu 4/28:31 am
SFO
- SAT
1 stop5h 20m
Frontier
Deal found 3/23![Frontier logo]()
$266
This CheapOair deal was found by Cheapflights users on 3/23. 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.
Thu 3/2610:05 am
SAT
- SFO
1 stop16h 23m
Frontier
Tue 3/316:00 am
SFO
- SAT
1 stop16h 17m
Frontier
Deal found 3/23![Frontier logo]()
$271
This CheapOair deal was found by Cheapflights users on 3/18. 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 4/26:45 am
SAT
- SFO
1 stop19h 38m
Frontier
Mon 4/69:00 pm
SFO
- SAT
1 stop25h 19m
Frontier
Deal found 3/18![Frontier logo]()
$281
This CheapOair deal was found by Cheapflights users on 3/22. 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.
Fri 4/106:45 am
SAT
- SFO
1 stop19h 43m
Frontier
Mon 4/136:00 am
SFO
- SAT
1 stop16h 19m
Frontier
Deal found 3/22![Frontier logo]()
$292
This CheapOair deal was found by Cheapflights users on 3/19. 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.
Mon 4/1311:38 am
SAT
- SFO
1 stop28h 14m
Frontier
Thu 4/166:00 am
SFO
- SAT
1 stop6h 15m
Frontier
Deal found 3/19![Frontier logo]()
$261
This Frontier deal was found by Cheapflights users on 3/18. 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 4/154:49 pm
SAT
- SFO
1 stop8h 36m
Frontier
Sun 4/196:00 am
SFO
- SAT
1 stop6h 13m
Frontier
Deal found 3/18![Frontier logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 3/19. 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 4/154:49 pm
SAT
- SFO
1 stop8h 36m
Frontier
Fri 4/174:59 pm
SFO
- SAT
2 stops20h 10m
Frontier
Deal found 3/19![Frontier logo]()
$274
This Southwest deal was found by Cheapflights users on 3/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/154:25 pm
SAT
- SFO
2 stops8h 20m
Southwest
Sat 4/1811:45 am
SFO
- SAT
2 stops8h 25m
Southwest
Deal found 3/22![Southwest logo]()
$284
This Frontier deal was found by Cheapflights users on 3/19. 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 4/163:00 pm
SAT
- SFO
1 stop11h 27m
Frontier
Mon 4/206:00 am
SFO
- SAT
1 stop6h 15m
Frontier
Deal found 3/19![Frontier logo]()
$290
This Southwest deal was found by Cheapflights users on 3/23. 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.
Mon 4/206:45 pm
SAT
- SFO
1 stop6h 20m
Southwest
Mon 4/273:00 pm
SFO
- SAT
2 stops7h 05m
Southwest
Deal found 3/23![Southwest logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 3/21. 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.
Wed 4/224:49 pm
SAT
- SFO
1 stop8h 36m
Frontier
Mon 4/2710:26 pm
SFO
- SAT
2 stops14h 43m
Frontier
Deal found 3/21![Frontier logo]()
$268
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 March 23, 2026.
Search for one-way flight options from San Antonio to Fremont. Find affordable one-way fares based on user searches. Data last updated March 23, 2026.
This Super.com deal was found by Cheapflights users on 3/21. 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.
Wed 4/224:49 pm
SAT
- SFO
1 stop8h 36m
Frontier
Deal found 3/21![Frontier logo]()
$79
This Trip.com deal was found by Cheapflights users on 3/18. 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 4/17:45 am
SAT
- SFO
1 stop18h 38m
Frontier
Deal found 3/18![Frontier logo]()
$89
This Frontier deal was found by Cheapflights users on 3/22. 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 5/67:54 pm
SAT
- SFO
1 stop6h 29m
Frontier
Deal found 3/22![Frontier logo]()
$105
This Expedia deal was found by Cheapflights users on 3/20. 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 4/66:45 am
SAT
- SFO
1 stop19h 43m
Frontier
Deal found 3/20![Frontier logo]()
$106
This Super.com deal was found by Cheapflights users on 3/19. 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.
Mon 4/206:31 pm
SAT
- SFO
1 stop26h 14m
Frontier
Deal found 3/19![Frontier logo]()
$109
This Super.com deal was found by Cheapflights users on 3/20. 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.
Mon 4/273:00 pm
SAT
- SFO
1 stop11h 27m
Frontier
Deal found 3/20![Frontier logo]()
$110
This Frontier deal was found by Cheapflights users on 3/22. 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.
Thu 4/233:00 pm
SAT
- SFO
1 stop11h 27m
Frontier
Deal found 3/22![Frontier logo]()
$111
This Southwest deal was found by Cheapflights users on 3/23. 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.
Tue 4/285:55 pm
SAT
- SFO
2 stops6h 50m
Southwest
Deal found 3/23![Southwest logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 4/1412:30 pm
SAT
- SFO
2 stops11h 09m
Frontier
Deal found 3/20![Frontier logo]()
$122
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 March 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $261 (CheapOair) |
One-way from | $79 (Super.com) |
Popular in | March |
Cheapest in | September |
Average price | $519 |
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 March 23, 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 - SFO
SATSFO
San Antonio
Wed 4/15
7:15 pm-11:59 pm
1 stop6h 44m
San Francisco
Sat 4/18
11:10 pm-5:00 am
Nonstop3h 50m
$319
San AntonioSan Francisco
SAT - SFO
SATSFO
San Antonio
Fri 4/24
7:15 pm-11:59 pm
1 stop6h 44m
San Francisco
Sun 4/26
11:10 pm-5:00 am
Nonstop3h 50m
$319
San AntonioSan Francisco
SAT - SFO
SATSFO
San Antonio
Thu 4/16
6:12 pm-11:54 pm
1 stop7h 42m
San Francisco
Mon 4/20
9:35 pm-9:46 am
1 stop10h 11m
$329
San AntonioSan Francisco
SAT - SFO
SATSFO
San Antonio
Fri 8/7
6:25 am-11:15 am
1 stop6h 50m
San Francisco
Fri 8/14
6:00 am-5:10 pm
2 stops9h 10m
$364
San AntonioSan Francisco
SAT - SFO
SATSFO
San Antonio
Wed 7/22
12:20 pm-10:15 pm
2 stops11h 55m
San Francisco
Tue 7/28
5:00 am-12:15 pm
1 stop5h 15m
$364
San AntonioSan Francisco
SAT - SFO
SATSFO
San Antonio
Tue 4/7
5:55 pm-10:45 pm
2 stops6h 50m
San Francisco
Tue 4/14
5:55 am-3:05 pm
2 stops7h 10m
$369
San AntonioSan Francisco
SAT - SFO
SATSFO
San Antonio
Thu 4/16
4:45 pm-10:55 pm
1 stop8h 10m
San Francisco
Mon 4/20
11:10 pm-5:00 am
Nonstop3h 50m
$399
San AntonioSan Francisco
SAT - SFO
SATSFO
San Antonio
Wed 6/10
6:45 am-11:35 am
1 stop6h 50m
San Francisco
Mon 6/15
10:50 pm-10:20 am
1 stop9h 30m
$408
Quickest round-trip
San AntonioSan Francisco
SAT - SFO
SATSFO
San Antonio
Fri 8/7
7:43 am-12:15 pm
1 stop6h 32m
San Francisco
Fri 8/14
4:26 pm-10:02 pm
Nonstop3h 36m
$409
San AntonioSan Francisco
SAT - SFO
SATSFO
San Antonio
Sat 6/20
5:30 am-11:25 am
1 stop7h 55m
San Francisco
Mon 6/22
12:45 am-8:27 am
1 stop5h 42m
$419
Showing 1-10 of 23 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
How far ahead should I book a flight from San Antonio to Fremont?
Use this chart to determine the optimal time to book a round-trip flight from San Antonio to Fremont. Price data was last updated on March 13, 2026.
Booking 23 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Antonio to Fremont. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from San Antonio to Fremont?
Currently, February is the cheapest month in which you can book a flight from San Antonio to Fremont (average of $89). Flying from San Antonio to Fremont in March is currently the most expensive (average of $168). 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 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 March 23, 2026.
When flying from San Antonio to Fremont, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from San Antonio to Fremont
Explore weekly flight availability from San Antonio to Fremont. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 23, 2026.
The most flights from SAT to FR8 are scheduled on a Monday (5 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).
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 March 23, 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
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from San Antonio to Fremont. 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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San Antonio and Fremont flights
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Top 6 airlines flying from San Antonio to Fremont
Discover the top 6 airlines that operate flights from San Antonio to Fremont. 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 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$86 | Average$280 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$128 | Average$210 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$231 | Average$357 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$249 | Average$379 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$252 | Average$358 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$256 | Average$371 | FlexibilityNo cancel fee | On-time71% |