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Fremont

$121+ 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 5/1. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SFO
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheapflights Tip: The best prices from San Antonio to Fremont are usually found in August or September, booked 81 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap 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 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$238
(Frontier)

One-way from

$121
(Trip.com)

Popular in

March

Cheapest in

August

Average price

$455
Provider with most accurate pricing for San Antonio-San Francisco flight deals.
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Provider most trusted by Cheapflights users for San Antonio-San Francisco flights.
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From San Antonio to Fremont
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One-way flight from San Antonio to Fremont
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Highest demand for flights based on searches. 6% potential increase in price ($23 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from San Antonio to Fremont

Cheapest flights from San Antonio to Fremont
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 28, 2025.

This Frontier deal was found by Cheapflights users on 3/27. 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 4/245:52 pmSAT - SFO
1 stop8h 41mFrontier
Sat 5/179:59 pmSFO - SAT
1 stop9h 53mFrontier
Deal found 3/27$238
This Trip.com deal was found by Cheapflights users on 3/27. 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.
Thu 4/241:37 pmSAT - SFO
1 stop12h 22mMultiple Airlines
Thu 5/19:45 pmSFO - SAT
1 stop12h 58mMultiple Airlines
Deal found 3/27$245
This United Airlines deal was found by Cheapflights users on 3/27. 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 4/186:00 amSAT - SFO
Nonstop4h 09mUnited Airlines
Sat 4/199:10 amSFO - SAT
Nonstop3h 43mUnited Airlines
Deal found 3/27$249
This American Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/137:05 amSAT - SFO
1 stop7h 27mAmerican Airlines
Sun 6/16:19 amSFO - SAT
1 stop6h 16mAmerican Airlines
Deal found 3/27$299
This Delta deal was found by Cheapflights users on 3/27. 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.
Fri 4/1812:40 pmSAT - SFO
1 stop5h 37mDelta
Tue 4/222:28 pmSFO - SAT
1 stop8h 02mDelta
Deal found 3/27$329
This Southwest deal was found by Cheapflights users on 3/27. 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 9/83:30 pmSAT - SFO
2 stops8h 35mSouthwest
Fri 9/1211:25 amSFO - SAT
1 stop7h 50mSouthwest
Deal found 3/27$334
This Alaska Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/187:21 pmSAT - SFO
1 stop15h 56mAlaska Airlines
Sat 4/193:16 pmSFO - SAT
2 stops12h 24mAlaska Airlines
Deal found 3/27$351

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 28, 2025.
Use the filters below to find and compare flights from San Antonio to Fremont that are best for you.

Fly from

San Antonio

Fly to

Fremont

Route

Depart

Return

Price

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

Thu 4/24

5:52 pm-12:33 am

1 stop8h 41m

San Francisco

Sun 4/27

10:41 am-12:37 pm

1 stop23h 56m

$240

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

Thu 4/24

1:37 pm-11:59 pm

1 stop12h 22m

San Francisco

Thu 5/1

9:45 pm-12:43 pm

1 stop12h 58m

$245

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

Fri 4/18

6:00 am-8:09 am

Nonstop4h 09m

San Francisco

Sat 4/19

9:10 am-2:53 pm

Nonstop3h 43m

$249

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

Fri 4/18

3:30 pm-7:58 pm

1 stop6h 28m

San Francisco

Mon 4/21

5:12 pm-12:20 am

1 stop5h 08m

$329

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

Fri 4/25

8:35 pm-11:50 pm

1 stop5h 15m

San Francisco

Tue 4/29

6:00 am-5:45 pm

2 stops9h 45m

$334

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

Thu 5/22

2:29 pm-9:00 pm

1 stop8h 31m

San Francisco

Sun 5/25

12:24 am-8:37 am

1 stop6h 13m

$335

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

Fri 4/18

7:21 pm-9:17 am

1 stop15h 56m

San Francisco

Sat 4/19

3:16 pm-5:40 am

2 stops12h 24m

$351

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

Thu 5/1

1:19 pm-8:27 pm

1 stop9h 08m

$121

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

Mon 4/7

5:04 pm-10:00 pm

1 stop6h 56m

$139

San AntonioSan Francisco

SAT - SFO

SATSFO

San Antonio

Mon 6/16

6:04 pm-11:59 pm

1 stop7h 55m

$165

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 14 results
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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.
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

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 21, 2025.

Booking 81 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, January is the cheapest month in which you can book a flight from San Antonio to Fremont (average of $276). Flying from San Antonio to Fremont in June is currently the most expensive (average of $398). 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 28, 2025.

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.

What is the cheapest day to fly from San Antonio to Fremont?

Use this chart to determine the cheapest time to fly round-trip from San Antonio to Fremont. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Antonio to Fremont flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Fremont by month

Plan your trip to Fremont by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Fremont ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit Fremont when rainfall is around 0.0 in.

Temperature in Fremont by month

Plan your trip to Fremont by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Fremont, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing 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 28, 2025.
Read reviews from past customers who have flown Southwest, Alaska Airlines and Delta from San Antonio to Fremont. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.1
Very good
4,274 reviews
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Alaska Airlines
8.0
Very good
9,798 reviews
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very good
7,897 reviews
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
United Airlines
7.4
Good
8,603 reviews
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

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.

  • What airport do you fly from for flights from San Antonio to Fremont?

    Located just 7.6 mi from the city center, San Antonio is the airport most travelers will use when flying to Fremont from San Antonio. Booking flights from San Antonio (SAT) to Fremont should be relatively easy as there are 2 daily outbound flights to Fremont from 6 different airlines.

  • How popular is this San Antonio to Fremont flight route?

    Within the past month, 13 users have taken a look at flights from San Antonio to Fremont.

  • What are the cheapest airlines to fly from San Antonio to Fremont one-way?

    One-way options have recently been found by users for as low as $139 on Frontier. Other airlines that offer cheap prices include United Airlines from $165 and Alaska Airlines from $182 one-way.

  • What are the most reliable airlines from San Antonio to Fremont?

    Before booking your flight to Fremont from San Antonio, check out the most reliable airlines to get you to your destination on time: SkyWest Airlines (92%), Air Canada (89%), Air New Zealand( 87%).

  • What are the cheapest flights from San Antonio to Fremont?

    While on average a flight from San Antonio to Fremont is generally $1,154, our data shows the cheapest flight currently is $199. When looking at the most popular route, (San Antonio - San Francisco), you can expect to pay $249 for that flight.

  • Can I find deals for flights from San Antonio to Fremont that include hotel bookings?

    Yes. In addition to deals on San Antonio to Fremont flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Antonio to Fremont?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Fremont.

  • Can I find deals for business class flights from San Antonio to Fremont?

    Yes. Cheapflights offers flight deals from San Antonio to Fremont by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Antonio to Fremont?

    Currently, January is the cheapest month in which you can book a flight from San Antonio to Fremont (average of $276). Flying from San Antonio to Fremont in June is currently the most expensive (average of $398). 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.

See more FAQs

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Alternative routes for San Antonio to Fremont

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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 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$89Average$186FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$128Average$237FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$202Average$393FlexibilityNo cancel feeOn-time71%
DeltaCheapest$216Average$351FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$290Average$452FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$309Average$453FlexibilityNo cancel feeOn-time63%
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