$100+ Cheap flights from Fremont, CA to San Antonio (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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SAT
Jul 24 — Jul 311
Round-trip
1 adult, Economy
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Find cheap flights from Fremont 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 Fremont to San Antonio are usually found in April or October, booked 43 days in advance, depart on a Wednesday or Saturday and return on a Thursday
Cheap flight deals from Fremont to San Antonio
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Best
Last-minute
One-way
Cheapest flights from Fremont to San AntonioExplore the most affordable flight options available from Fremont to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 24, 2026.
Explore the most affordable flight options available from Fremont to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 24, 2026.
This CheapOair deal was found by Cheapflights users on 6/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:17 pm
SFO
- SAT
1 stop14h 04m
Frontier
Thu 10/153:10 pm
SAT
- SFO
1 stop11h 05m
Frontier
Deal found 6/21![Frontier logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 6/22. 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 8/1010:23 pm
SFO
- SAT
2 stops18h 31m
Frontier
Thu 8/137:49 pm
SAT
- SFO
1 stop6h 29m
Frontier
Deal found 6/22![Frontier logo]()
$274
This CheapOair deal was found by Cheapflights users on 6/23. 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 10/16:30 am
SFO
- SAT
1 stop27h 18m
Frontier
Mon 10/1210:41 pm
SAT
- SFO
1 stop27h 10m
Frontier
Deal found 6/23![Frontier logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 6/19. 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.
Thu 8/207:30 pm
SFO
- SAT
1 stop21h 24m
Frontier
Sun 8/2310:24 pm
SAT
- SFO
1 stop12h 19m
Frontier
Deal found 6/19![Frontier logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 6/22. 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 8/1111:20 am
SFO
- SAT
1 stop7h 17m
Frontier
Tue 8/187:49 pm
SAT
- SFO
2 stops18h 03m
Frontier
Deal found 6/22![Frontier logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 6/19. 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.
Tue 7/216:00 am
SFO
- SAT
1 stop10h 44m
Frontier
Sun 7/267:39 pm
SAT
- SFO
1 stop6h 44m
Frontier
Deal found 6/19![Frontier logo]()
$288
This Frontier deal was found by Cheapflights users on 6/22. 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.
Sat 10/172:31 pm
SFO
- SAT
1 stop5h 15m
Frontier
Thu 10/223:10 pm
SAT
- SFO
1 stop11h 05m
Frontier
Deal found 6/22![Frontier logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/611:20 am
SFO
- SAT
1 stop7h 17m
Frontier
Fri 7/107:39 pm
SAT
- SFO
1 stop6h 44m
Frontier
Deal found 6/23![Frontier logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1410:23 pm
SFO
- SAT
2 stops18h 21m
Frontier
Tue 7/217:39 pm
SAT
- SFO
1 stop6h 44m
Frontier
Deal found 6/23![Frontier logo]()
$294
This Frontier deal was found by Cheapflights users on 6/23. 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.
Wed 7/16:00 am
SFO
- SAT
1 stop10h 56m
Frontier
Tue 7/77:39 pm
SAT
- SFO
1 stop6h 44m
Frontier
Deal found 6/23![Frontier logo]()
$295
This Frontier deal was found by Cheapflights users on 6/23. 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.
Fri 7/39:43 pm
SFO
- SAT
1 stop19h 13m
Frontier
Sat 7/117:39 pm
SAT
- SFO
1 stop6h 44m
Frontier
Deal found 6/23![Frontier logo]()
$296
This Kiwi.com deal was found by Cheapflights users on 6/19. 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.
Tue 7/288:23 pm
SFO
- SAT
2 stops20h 21m
Frontier
Fri 7/317:39 pm
SAT
- SFO
1 stop6h 44m
Frontier
Deal found 6/19![Frontier logo]()
$297
Best flights from Fremont to San AntonioDiscover carefully curated flight deals from Fremont to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 24, 2026.
Discover carefully curated flight deals from Fremont to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:00 am
SFO
- SAT
1 stop10h 54m
Frontier
Tue 9/18:26 pm
SAT
- SFO
2 stops22h 14m
Frontier
Deal found 6/23![Frontier logo]()
$289
This United Airlines deal was found by Cheapflights users on 6/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/214:23 pm
SFO
- SAT
Nonstop3h 36m
United Airlines
Sun 8/237:14 am
SAT
- SFO
Nonstop3h 45m
United Airlines
Deal found 6/19![United Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 6/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:00 am
SFO
- SAT
1 stop5h 39m
Delta
Sun 11/88:00 am
SAT
- SFO
1 stop6h 30m
Delta
Deal found 6/20![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 6/23. 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.
Thu 8/611:05 pm
SFO
- SAT
2 stops9h 30m
Southwest
Thu 8/1312:05 pm
SAT
- SFO
2 stops10h 30m
Southwest
Deal found 6/23![Southwest logo]()
$396
This United Airlines deal was found by Cheapflights users on 6/21. 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 9/34:23 pm
SFO
- SAT
Nonstop3h 36m
United Airlines
Mon 9/77:14 am
SAT
- SFO
Nonstop3h 45m
United Airlines
Deal found 6/21![United Airlines logo]()
$309
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Tue 7/146:37 pm
SFO
- SAT
Nonstop3h 52m
United Airlines
Thu 8/207:14 am
SAT
- SFO
Nonstop3h 45m
United Airlines
Deal found 6/23![United Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 6/21. 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.
Wed 9/1612:05 am
SFO
- SAT
1 stop9h 34m
Delta
Sat 9/267:20 am
SAT
- SFO
2 stops11h 38m
Delta
Deal found 6/21![Delta logo]()
$356
This United Airlines deal was found by Cheapflights users on 6/23. 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 8/2912:20 pm
SFO
- SAT
Nonstop3h 36m
United Airlines
Tue 9/11:45 pm
SAT
- SFO
1 stop7h 53m
United Airlines
Deal found 6/23![United Airlines logo]()
$315
This Delta deal was found by Cheapflights users on 6/23. 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.
Tue 10/136:05 am
SFO
- SAT
2 stops9h 19m
Delta
Thu 10/156:30 am
SAT
- SFO
2 stops11h 32m
Delta
Deal found 6/23![Delta logo]()
$396
Last-minute flights from Fremont to San AntonioDiscover last-minute flight deals from Fremont to San Antonio. Data last updated June 24, 2026 and is based on user searches.
Discover last-minute flight deals from Fremont to San Antonio. Data last updated June 24, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 6/23. 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.
Wed 7/16:00 am
SFO
- SAT
1 stop10h 56m
Frontier
Tue 7/77:39 pm
SAT
- SFO
1 stop6h 44m
Frontier
Deal found 6/23![Frontier logo]()
$295
This Frontier deal was found by Cheapflights users on 6/23. 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.
Fri 7/39:43 pm
SFO
- SAT
1 stop19h 13m
Frontier
Sat 7/117:39 pm
SAT
- SFO
1 stop6h 44m
Frontier
Deal found 6/23![Frontier logo]()
$296
This Frontier deal was found by Cheapflights users on 6/19. 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.
Fri 7/36:00 am
SFO
- SAT
1 stop10h 56m
Frontier
Sun 7/127:39 pm
SAT
- SFO
1 stop6h 44m
Frontier
Deal found 6/19![Frontier logo]()
$299
This Frontier deal was found by Cheapflights users on 6/19. 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.
Sat 7/46:00 am
SFO
- SAT
1 stop10h 56m
Frontier
Sun 7/127:39 pm
SAT
- SFO
1 stop6h 44m
Frontier
Deal found 6/19![Frontier logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/411:49 am
SFO
- SAT
1 stop6h 22m
Frontier
Thu 7/97:39 pm
SAT
- SFO
1 stop6h 44m
Frontier
Deal found 6/23![Frontier logo]()
$300
This Booking.com deal was found by Cheapflights users on 6/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/59:39 pm
SFO
- SAT
1 stop19h 05m
Frontier
Wed 7/87:39 pm
SAT
- SFO
1 stop6h 44m
Frontier
Deal found 6/23![Frontier logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/611:20 am
SFO
- SAT
1 stop7h 17m
Frontier
Fri 7/107:39 pm
SAT
- SFO
1 stop6h 44m
Frontier
Deal found 6/23![Frontier logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 6/22. 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.
Thu 7/96:00 am
SFO
- SAT
1 stop10h 44m
Frontier
Tue 7/147:39 pm
SAT
- SFO
2 stops16h 51m
Frontier
Deal found 6/22![Frontier logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1410:23 pm
SFO
- SAT
2 stops18h 21m
Frontier
Tue 7/217:39 pm
SAT
- SFO
1 stop6h 44m
Frontier
Deal found 6/23![Frontier logo]()
$294
This CheapOair deal was found by Cheapflights users on 6/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/154:30 pm
SFO
- SAT
1 stop26h 07m
Frontier
Sun 7/197:39 pm
SAT
- SFO
1 stop27h 15m
Frontier
Deal found 6/21![Frontier logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 6/19. 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.
Tue 7/216:00 am
SFO
- SAT
1 stop10h 44m
Frontier
Sun 7/267:39 pm
SAT
- SFO
1 stop6h 44m
Frontier
Deal found 6/19![Frontier logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 6/19. 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.
Tue 7/288:23 pm
SFO
- SAT
2 stops20h 21m
Frontier
Fri 7/317:39 pm
SAT
- SFO
1 stop6h 44m
Frontier
Deal found 6/19![Frontier logo]()
$297
One-way flights from Fremont to San AntonioSearch for one-way flight options from Fremont to San Antonio. Find affordable one-way fares based on user searches. Data last updated June 24, 2026.
Search for one-way flight options from Fremont to San Antonio. Find affordable one-way fares based on user searches. Data last updated June 24, 2026.
This Southwest deal was found by Cheapflights users on 6/22. 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 7/222:55 pm
SFO
- SAT
1 stop7h 25m
Southwest
Deal found 6/22![Southwest logo]()
$100
This Super.com deal was found by Cheapflights users on 6/20. 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 7/611:20 am
SFO
- SAT
1 stop7h 17m
Frontier
Deal found 6/20![Frontier logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 6/21. 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.
Tue 7/2111:20 am
SFO
- SAT
1 stop7h 17m
Frontier
Deal found 6/21![Frontier logo]()
$124
This Frontier deal was found by Cheapflights users on 6/22. 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 7/811:20 am
SFO
- SAT
1 stop7h 17m
Frontier
Deal found 6/22![Frontier logo]()
$125
This Super.com deal was found by Cheapflights users on 6/22. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/126:00 am
SFO
- SAT
1 stop10h 44m
Frontier
Deal found 6/22![Frontier logo]()
$129
This Super.com deal was found by Cheapflights users on 6/21. 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.
Fri 8/146:04 pm
SFO
- SAT
1 stop22h 50m
Frontier
Deal found 6/21![Frontier logo]()
$130
This Frontier deal was found by Cheapflights users on 6/19. 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.
Sat 7/46:00 am
SFO
- SAT
1 stop10h 56m
Frontier
Deal found 6/19![Frontier logo]()
$131
This Frontier deal was found by Cheapflights users on 6/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:00 am
SFO
- SAT
1 stop10h 54m
Frontier
Deal found 6/21![Frontier logo]()
$132
This Frontier deal was found by Cheapflights users on 6/19. 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.
Fri 7/36:00 am
SFO
- SAT
1 stop10h 56m
Frontier
Deal found 6/19![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 6/21. 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.
Tue 7/1410:23 pm
SFO
- SAT
2 stops18h 21m
Frontier
Deal found 6/21![Frontier logo]()
$157
Find flight deals from Fremont to San Antonio
Keep the following information in mind while searching for Fremont to San Antonio flight deals. Data was last updated June 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $270 (CheapOair) |
One-way from | $100 (Southwest) |
Popular in | March |
Cheapest in | April |
Average price | $481 |
Cheapflights Fare Finder
Customize your flight search to find flights from Fremont 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 June 24, 2026.
Use the filters below to find and compare flights from Fremont to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoSan Antonio
SFO - SAT
SFOSAT
San Francisco
Sat 8/29
6:00 am-6:54 pm
1 stop10h 54m
San Antonio
Tue 9/1
8:26 pm-4:40 pm
2 stops22h 14m
$289
Quickest round-trip
San FranciscoSan Antonio
SFO - SAT
SFOSAT
San Francisco
Fri 8/21
4:23 pm-9:59 pm
Nonstop3h 36m
San Antonio
Sun 8/23
7:14 am-8:59 am
Nonstop3h 45m
$309
San FranciscoSan Antonio
SFO - SAT
SFOSAT
San Francisco
Thu 9/3
4:23 pm-9:59 pm
Nonstop3h 36m
San Antonio
Mon 9/7
7:14 am-8:59 am
Nonstop3h 45m
$309
San FranciscoSan Antonio
SFO - SAT
SFOSAT
San Francisco
Tue 7/14
6:37 pm-12:29 am
Nonstop3h 52m
San Antonio
Thu 8/20
7:14 am-8:59 am
Nonstop3h 45m
$309
San FranciscoSan Antonio
SFO - SAT
SFOSAT
San Francisco
Sat 8/29
12:20 pm-5:56 pm
Nonstop3h 36m
San Antonio
Tue 9/1
1:45 pm-7:38 pm
1 stop7h 53m
$315
San FranciscoSan Antonio
SFO - SAT
SFOSAT
San Francisco
Tue 11/3
7:00 am-2:39 pm
1 stop5h 39m
San Antonio
Sun 11/8
8:00 am-12:30 pm
1 stop6h 30m
$329
San FranciscoSan Antonio
SFO - SAT
SFOSAT
San Francisco
Wed 9/16
12:05 am-11:39 am
1 stop9h 34m
San Antonio
Sat 9/26
7:20 am-4:58 pm
2 stops11h 38m
$356
San FranciscoSan Antonio
SFO - SAT
SFOSAT
San Francisco
Thu 8/6
11:05 pm-10:35 am
2 stops9h 30m
San Antonio
Thu 8/13
12:05 pm-8:35 pm
2 stops10h 30m
$396
San FranciscoSan Antonio
SFO - SAT
SFOSAT
San Francisco
Tue 10/13
6:05 am-5:24 pm
2 stops9h 19m
San Antonio
Thu 10/15
6:30 am-4:02 pm
2 stops11h 32m
$396
Cheapest one-way
San FranciscoSan Antonio
SFO - SAT
SFOSAT
San Francisco
Tue 7/21
2:55 pm-12:20 am
1 stop7h 25m
$165
Showing 1-10 of 19 resultsSorted by cheapest first
Best time to book a flight from Fremont to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Fremont 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 Fremont to San Antonio
FR8-SAT
SFO-SAT
What is the cheapest time of day to fly from FR8 to SAT?
Find hourly flight availability from Fremont 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 June 24, 2026.
It’s typically best to fly out from Fremont to San Antonio in the evening. Doing so could potentially save you 15% on the flight price compared to flying in the morning, which is usually more expensive.
How much does it cost to fly round-trip from Fremont to San Antonio?
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 June 24, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from Fremont to San Antonio by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Fremont 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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Alternative routes for Fremont to San Antonio
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Complete your trip
Complete your trip to San Antonio by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Fremont to San Antonio by cabin class
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Fremont and San Antonio flights
Browse other Fremont and San Antonio flight options. Last updated on June 24, 2026.
Popular flight searches
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Other flights to San Antonio
Explore flights to San Antonio departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 24, 2026.
Fremont to San Antonio flights
Consider these flights traveling from Fremont to San Antonio.
Top 6 airlines flying from Fremont to San Antonio
Discover the top 6 airlines that operate flights from Fremont 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 June 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$146 | Average$162 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$151 | Average$265 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$216 | Average$377 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$217 | Average$386 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$259 | Average$455 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$268 | Average$437 | FlexibilityNo cancel fee | On-time71% |