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$55+ 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SAT
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
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The best prices from Fremont to San Antonio are usually found in September or January, booked 51 days in advance, depart on a Wednesday or Saturday and return on a Thursday

Cheap 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 February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$295
(Booking.com)

One-way from

$55
(Cheapflightsfares)

Popular in

April

Cheapest in

September

Average price

$393
Provider with most accurate pricing for San Francisco-San Antonio flight deals.
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Provider most trusted by Cheapflights users for San Francisco-San Antonio flights.
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From Fremont to San Antonio
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One-way flight from Fremont to San Antonio
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Fremont to San Antonio

Cheapest flights from Fremont to San Antonio
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 February 22, 2025.

This Booking.com deal was found by Cheapflights users on 2/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/253:30 pmSFO - SAT
1 stop23h 28mFrontier
Thu 2/275:58 pmSAT - SFO
1 stop15h 18mFrontier
Deal found 2/21$288
This Expedia deal was found by Cheapflights users on 2/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1110:46 amSFO - SAT
1 stop11h 07mMultiple Airlines
Thu 3/132:18 pmSAT - SFO
1 stop12h 25mMultiple Airlines
Deal found 2/21$305
This United Airlines deal was found by Cheapflights users on 2/21. 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 4/2512:43 amSFO - SAT
1 stop5h 48mUnited Airlines
Tue 4/293:41 pmSAT - SFO
Nonstop4h 09mUnited Airlines
Deal found 2/21$329
This Southwest deal was found by Cheapflights users on 2/21. 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.
Thu 4/176:05 amSFO - SAT
1 stop5h 00mSouthwest
Mon 4/217:25 pmSAT - SFO
1 stop5h 55mSouthwest
Deal found 2/21$334
This Alaska Airlines deal was found by Cheapflights users on 2/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/105:45 pmSFO - SAT
1 stop9h 53mAlaska Airlines
Mon 10/137:00 pmSAT - SFO
1 stop15h 18mAlaska Airlines
Deal found 2/22$338
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2212:17 pmSFO - SAT
1 stop7h 18mDelta
Mon 4/286:17 pmSAT - SFO
1 stop7h 51mDelta
Deal found 2/21$339
This American Airlines deal was found by Cheapflights users on 2/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/712:47 amSFO - SAT
1 stop7h 20mAmerican Airlines
Tue 4/157:00 amSAT - SFO
1 stop6h 25mAmerican Airlines
Deal found 2/21$340

Find flights from Fremont to San Antonio within your budget

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 February 22, 2025.

Fly from

Fremont

Fly to

San Antonio

Route

Depart

Return

Price

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Tue 2/25

3:30 pm-4:58 pm

1 stop23h 28m

San Antonio

Thu 2/27

5:58 pm-7:16 am

1 stop15h 18m

$288

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Tue 3/11

10:46 am-11:53 pm

1 stop11h 07m

San Antonio

Thu 3/13

2:18 pm-12:43 am

1 stop12h 25m

$305

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Fri 4/25

12:43 am-8:31 am

1 stop5h 48m

San Antonio

Tue 4/29

3:41 pm-5:50 pm

Nonstop4h 09m

$329

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Thu 4/17

6:05 am-1:05 pm

1 stop5h 00m

San Antonio

Mon 4/21

7:25 pm-11:20 pm

1 stop5h 55m

$334

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Tue 4/22

12:17 pm-9:35 pm

1 stop7h 18m

San Antonio

Mon 4/28

6:17 pm-12:08 am

1 stop7h 51m

$339

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Mon 4/7

12:47 am-10:07 am

1 stop7h 20m

San Antonio

Tue 4/15

7:00 am-11:25 am

1 stop6h 25m

$340

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Sun 4/20

7:55 pm-5:40 am

1 stop7h 45m

San Antonio

Wed 4/23

6:35 am-1:32 pm

1 stop8h 57m

$363

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Mon 5/12

6:20 am-2:17 pm

1 stop5h 57m

$55

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Tue 3/11

6:04 am-12:44 am

1 stop16h 40m

$139

San FranciscoSan Antonio

SFO - SAT

SFOSAT

San Francisco

Tue 3/11

10:40 pm-9:55 am

1 stop9h 15m

$170

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 14 results
1
2

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.
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.

Travel insights for flights from Fremont to San Antonio

Get recent, data-driven insights about flights from Fremont to San Antonio including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Fremont to San Antonio?

Use this chart to determine the optimal time to book a round-trip flight from Fremont to San Antonio. Price data was last updated on February 14, 2025.

The best time to book flights from Fremont to San Antonio is 51 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, August is the cheapest month in which you can book a flight from Fremont to San Antonio (average of $295). Flying from Fremont to San Antonio in March is currently the most expensive (average of $376). 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 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 February 22, 2025.

When flying from Fremont to San Antonio, 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 Fremont to San Antonio?

Use this chart to determine the cheapest time to fly round-trip from Fremont to San Antonio. Price data was last updated on September 22, 2024.

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

Weekly flight availability from Fremont to San Antonio

Explore weekly flight availability from Fremont to San Antonio. 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 February 22, 2025.

The most flights from FR8 to SAT are scheduled on a Thursday (7 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in San Antonio by month

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

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

Temperature in San Antonio by month

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

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 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 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 February 22, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from Fremont to San Antonio have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,395 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Sarah,Aug 2024

MDW - AUS

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Southwest
8.1
Very good
4,395 reviews
Southwest
8.1
Very good
4,395 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Sarah,Aug 2024

MDW - AUS

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Alaska Airlines
8.0
Very good
9,700 reviews
Southwest
8.1
Very good
4,395 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Sarah,Aug 2024

MDW - AUS

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Delta
8.0
Very good
8,203 reviews
Southwest
8.1
Very good
4,395 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Sarah,Aug 2024

MDW - AUS

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

United Airlines
7.4
Good
8,754 reviews
Southwest
8.1
Very good
4,395 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Sarah,Aug 2024

MDW - AUS

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,395 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Sarah,Aug 2024

MDW - AUS

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

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.

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

    San Antonio (SAT) is the airport you will fly into if you book a flight from Fremont to San Antonio. You should not have trouble finding flights to San Antonio from Fremont; the airport handles an average of 5 inbound flights from Fremont per day. You should also have plenty of airline options to choose from since 7 airlines have flights to the San Antonio airport from Fremont. It is only a 7.6 mi journey from San Antonio (SAT) to San Antonio’s city center.

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

    This flight path from Fremont to San Antonio was viewed by 5 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    $55 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $160 and $170, respectively.

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

    Consider Air Canada (82%), Air New Zealand (80%) or United Airlines (56%) when booking your flight. These represent the most reliable airlines when flying from Fremont to San Antonio.

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

    While on average a flight from Fremont to San Antonio is generally $743, our data shows the cheapest flight currently is $159. When looking at the most popular route, (San Francisco - San Antonio), you can expect to pay $244 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Fremont to San Antonio 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 Fremont to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Fremont to San Antonio (average of $295). Flying from Fremont to San Antonio in March is currently the most expensive (average of $376). 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.

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Top 7 airlines flying from Fremont to San Antonio

Discover the top 7 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 February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$115Average$240FlexibilityNo cancel feeOn-time65%
FrontierCheapest$116Average$267FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$211Average$417FlexibilityNo cancel feeOn-time75%
DeltaCheapest$216Average$374FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$218Average$421FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$277Average$440FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$313Average$440FlexibilityNo cancel feeOn-time63%
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