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Cheap flights from Jacksonville to San Antonio from $106

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Jacksonville to San Antonio departing on 2/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Jacksonville to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
10:59 am - 4:08 pmJAX-SAT
6h 09m1 stop
Frontier Logo
5:09 pm - 10:04 amSAT-JAX
15h 55m1 stop
$215Frontier
Find Deal
Mon, Nov 24 - Fri, Nov 28
Frontier Logo
10:59 am - 1:05 pmJAX-SAT
27h 06m2 stops
Frontier Logo
5:09 pm - 10:04 amSAT-JAX
15h 55m1 stop
$251Frontier
Find Deal
Mon, Nov 24 - Fri, Nov 28
United Airlines Logo
3:40 pm - 9:32 pmJAX-SAT
6h 52m1 stop
United Airlines Logo
2:12 pm - 9:32 pmSAT-JAX
6h 20m1 stop
$282United Airlines
Find Deal
Tue, Dec 9 - Tue, Dec 16
Delta Logo
1:59 pm - 9:19 pmJAX-SAT
8h 20m1 stop
Delta Logo
5:20 am - 12:07 pmSAT-JAX
5h 47m1 stop
$287Delta
Find Deal
Sat, Dec 13 - Sat, Jan 10
Southwest Logo
6:10 am - 12:10 pmJAX-SAT
7h 00m2 stops
Southwest Logo
10:55 am - 6:20 pmSAT-JAX
6h 25m1 stop
$292Southwest
Find Deal
Wed, Dec 3 - Tue, Dec 9
Southwest Logo
6:10 am - 12:10 pmJAX-SAT
7h 00m2 stops
Southwest Logo
8:20 am - 4:25 pmSAT-JAX
7h 05m2 stops
$297Southwest
Find Deal
Wed, Dec 3 - Tue, Dec 9
United Airlines Logo
5:16 pm - 10:59 pmJAX-SAT
6h 43m1 stop
United Airlines Logo
2:12 pm - 9:32 pmSAT-JAX
6h 20m1 stop
$302United Airlines
Find Deal
Tue, Dec 2 - Thu, Dec 4
Delta Logo
6:05 am - 10:31 amJAX-SAT
5h 26m1 stop
Delta Logo
4:52 pm - 10:04 pmSAT-JAX
4h 12m1 stop
$307Delta
Find Deal
Wed, Dec 3 - Mon, Dec 8
American Airlines Logo
3:03 pm - 10:44 pmJAX-SAT
8h 41m1 stop
American Airlines Logo
10:08 am - 6:35 pmSAT-JAX
7h 27m1 stop
$347American Airlines
Find Deal
Sat, Dec 20 - Thu, Jan 1
American Airlines Logo
6:00 pm - 11:59 pmJAX-SAT
6h 59m1 stop
American Airlines Logo
5:00 am - 11:21 amSAT-JAX
5h 21m1 stop
$357American Airlines
Find Deal
Tue, Dec 2 - Fri, Dec 5

Frontier flights from Jacksonville to San Antonio

Our best Frontier deals on Jacksonville to San Antonio flight tickets
Frontier
Nov 24
JAX10:59 amJacksonville
6h 09m
1 stop
SAT4:08 pmSan Antonio
Nov 28
SAT5:09 pmSan Antonio
15h 55m
1 stop
JAX10:04 amJacksonville
$215
Find similar
Frontier
Nov 24
JAX10:59 amJacksonville
27h 06m
2 stops
SAT1:05 pmSan Antonio
Nov 28
SAT5:09 pmSan Antonio
15h 55m
1 stop
JAX10:04 amJacksonville
$251
Find similar

United Airlines flights from Jacksonville to San Antonio

Our best United Airlines deals on Jacksonville to San Antonio flight tickets
United Airlines
Dec 9
JAX3:40 pmJacksonville
6h 52m
1 stop
SAT9:32 pmSan Antonio
Dec 16
SAT2:12 pmSan Antonio
6h 20m
1 stop
JAX9:32 pmJacksonville
$282
Find similar
United Airlines
Dec 2
JAX5:16 pmJacksonville
6h 43m
1 stop
SAT10:59 pmSan Antonio
Dec 4
SAT2:12 pmSan Antonio
6h 20m
1 stop
JAX9:32 pmJacksonville
$302
Find similar
United Airlines
Dec 2
JAX5:16 pmJacksonville
6h 43m
1 stop
SAT10:59 pmSan Antonio
Dec 8
SAT5:20 amSan Antonio
8h 38m
2 stops
JAX2:58 pmJacksonville
$312
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Jacksonville 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, momondo users made 832,500 searches. Data last updated November 10, 2025.
Use the filters below to find and compare flights from Jacksonville to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Mon 11/24

10:59 am-4:08 pm

1 stop6h 09m

San Antonio

Fri 11/28

5:09 pm-10:04 am

1 stop15h 55m

$215

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Mon 11/24

10:59 am-1:05 pm

2 stops27h 06m

San Antonio

Fri 11/28

5:09 pm-10:04 am

1 stop15h 55m

$251

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Tue 12/9

3:40 pm-9:32 pm

1 stop6h 52m

San Antonio

Tue 12/16

2:12 pm-9:32 pm

1 stop6h 20m

$282

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Sat 12/13

1:59 pm-9:19 pm

1 stop8h 20m

San Antonio

Sat 1/10

5:20 am-12:07 pm

1 stop5h 47m

$287

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 12/3

6:10 am-12:10 pm

2 stops7h 00m

San Antonio

Tue 12/9

10:55 am-6:20 pm

1 stop6h 25m

$292

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 12/3

6:10 am-12:10 pm

2 stops7h 00m

San Antonio

Tue 12/9

8:20 am-4:25 pm

2 stops7h 05m

$297

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Tue 12/2

5:16 pm-10:59 pm

1 stop6h 43m

San Antonio

Thu 12/4

2:12 pm-9:32 pm

1 stop6h 20m

$302

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 12/3

6:05 am-10:31 am

1 stop5h 26m

San Antonio

Mon 12/8

4:52 pm-10:04 pm

1 stop4h 12m

$307

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Sat 12/20

3:03 pm-10:44 pm

1 stop8h 41m

San Antonio

Thu 1/1

10:08 am-6:35 pm

1 stop7h 27m

$347

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Tue 12/2

6:00 pm-11:59 pm

1 stop6h 59m

San Antonio

Fri 12/5

5:00 am-11:21 am

1 stop5h 21m

$357

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Antonio from

How to get the cheapest flight ticket from Jacksonville to San Antonio

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of August, then book flights to San Antonio from Jacksonville during May instead. Flights to San Antonio in May, while not as cheap as those in August, still average around $338.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Tuesday when prices can be found for as low as $376. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Monday is $513.

What is the cheapest time of day to depart on your flight to San Antonio?

According to our data, the cheapest time of day to fly to San Antonio is in the evening. momondo users have found flights departing from Jacksonville to San Antonio in the evening for as low as $356. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly at noon, with an average ticket price of $485. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to San Antonio?

You are more likely to see cheaper flights to San Antonio from Jacksonville when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $407 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Jacksonville for as low as $329 on momondo.

Can stopping save me money on Jacksonville to San Antonio flights?

You could potentially save up to 16% on your flight if you consider stops on a Jacksonville to San Antonio flight.

How have Jacksonville to San Antonio flight prices changed over time?

As of November 2025, prices for Jacksonville to San Antonio flights are approximately 14% cheaper when compared to flights at the same time last year.

When to book flights from Jacksonville to San Antonio

Are you open to changing your travel dates? Check out the ideal times to fly from Jacksonville to San Antonio according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Jacksonville to San Antonio (JAX to SAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Jacksonville to San Antonio

Direct flights

None
There are no direct flights from Jacksonville to San Antonio. There are no popular flight routes from Jacksonville to San Antonio.
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  • How far is Jacksonville to San Antonio by plane?

    Jacksonville and San Antonio are 1009.1 mi apart from one another. In terms of flight time, this usually takes a little over 4h 47m.

  • When did momondo last update prices for flights from Jacksonville Airport to San Antonio Airport?

    Prices for flights from Jacksonville Airport to San Antonio Airport were last updated today.

  • How many operators does momondo search for flights from Jacksonville Airport to San Antonio Airport?

  • How old do you have to be to fly from Jacksonville Airport to San Antonio Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Jacksonville Airport to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The travel and health documents you'll need for your trip to San Antonio Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Antonio Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Jacksonville to San Antonio?

Best airlines flying from Jacksonville to San Antonio

Compare and see reviews for airlines that fly from Jacksonville to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $266Free CancellationRating
7.9
8,004 reviews
Search Delta flights
American AirlinesPriceFrom $273Free CancellationRating
7.2
11,047 reviews
Search American Airlines flights
United AirlinesPriceFrom $276Free CancellationRating
7.4
9,012 reviews
Search United Airlines flights
SouthwestPriceFrom $282Free CancellationRating
8.0
4,238 reviews
Search Southwest flights

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Boerne
Kerrville
Schertz
Pleasanton

Why use momondo?

Why should I use momondo to find a flight deal from Jacksonville to San Antonio?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Jacksonville to San Antonio. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Jacksonville to San Antonio with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Antonio from Jacksonville with this policy.

How can momondo help me find flights from Jacksonville to San Antonio?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Antonio from Jacksonville.

I’m not ready to book a flight from Jacksonville to San Antonio right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Antonio, momondo offers a useful price alert feature which will track prices for flights to San Antonio from Jacksonville and alert you when they change.

An easier way to manage your San Antonio trip

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