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Cheap flights from Jacksonville to San Antonio from $114

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 12/8. 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

Delta Logo
7:10 am - 1:41 pmJAX-SAT
7h 31m1 stop
Delta Logo
6:30 am - 12:02 pmSAT-JAX
4h 32m1 stop
$287Delta
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Tue, Nov 18 - Mon, Nov 24
United Airlines Logo
2:40 pm - 10:35 pmJAX-SAT
8h 55m2 stops
United Airlines Logo
4:21 pm - 11:15 pmSAT-JAX
5h 54m1 stop
$292United Airlines
Find Deal
Wed, Oct 8 - Sat, Oct 11
Southwest Logo
6:50 am - 12:30 pmJAX-SAT
6h 40m2 stops
Southwest Logo
10:10 am - 6:10 pmSAT-JAX
7h 00m2 stops
$297Southwest
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Sat, Jan 10 - Wed, Jan 14
United Airlines Logo
11:55 am - 3:25 pmJAX-SAT
4h 30m1 stop
United Airlines Logo
5:30 am - 10:41 amSAT-JAX
4h 11m1 stop
$307United Airlines
Find Deal
Wed, Oct 15 - Thu, Oct 16
American Airlines Logo
9:11 am - 5:00 pmJAX-SAT
8h 49m1 stop
American Airlines Logo
5:39 pm - 11:57 pmSAT-JAX
5h 18m1 stop
$326American Airlines
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Wed, Nov 19 - Sun, Nov 23
Southwest Logo
2:40 pm - 11:40 pmJAX-SAT
10h 00m2 stops
Southwest Logo
5:35 am - 1:40 pmSAT-JAX
7h 05m1 stop
$327Southwest
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Fri, Oct 10 - Tue, Oct 14
Multiple Airlines Logo
11:19 am - 5:47 pmJAX-SAT
7h 28m1 stop
Multiple Airlines Logo
4:16 pm - 4:20 pmSAT-JAX
47h 04m2 stops
$331Multiple Airlines
Find Deal
Fri, Dec 5 - Fri, Dec 12
American Airlines Logo
2:33 pm - 10:56 pmJAX-SAT
9h 23m1 stop
American Airlines Logo
6:12 pm - 11:59 pmSAT-JAX
4h 47m1 stop
$337American Airlines
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Thu, Oct 16 - Mon, Oct 20
Frontier Logo
6:03 pm - 7:41 pmJAX-SAT
26h 38m2 stops
Frontier Logo
12:09 pm - 10:52 amSAT-JAX
21h 43m2 stops
$348Frontier
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Thu, Oct 23 - Sun, Oct 26
Multiple Airlines Logo
6:03 pm - 4:50 pmJAX-SAT
23h 47m1 stop
Multiple Airlines Logo
12:09 pm - 11:07 amSAT-JAX
21h 58m2 stops
$378Multiple Airlines
Find Deal
Thu, Oct 23 - Sun, Oct 26

Delta flights from Jacksonville to San Antonio

Our best Delta deals on Jacksonville to San Antonio flight tickets
Delta
Nov 18
JAX7:10 amJacksonville
7h 31m
1 stop
SAT1:41 pmSan Antonio
Nov 24
SAT6:30 amSan Antonio
4h 32m
1 stop
JAX12:02 pmJacksonville
$287
Find similar
Delta
Oct 15
JAX7:10 pmJacksonville
6h 10m
1 stop
SAT12:20 amSan Antonio
Oct 19
SAT8:00 amSan Antonio
4h 34m
1 stop
JAX1:34 pmJacksonville
$347
Find similar
Delta
Oct 11
JAX1:12 pmJacksonville
5h 04m
1 stop
SAT5:16 pmSan Antonio
Oct 12
SAT6:41 amSan Antonio
5h 53m
1 stop
JAX1:34 pmJacksonville
$357
Find similar

United Airlines flights from Jacksonville to San Antonio

Our best United Airlines deals on Jacksonville to San Antonio flight tickets
United Airlines
Oct 8
JAX2:40 pmJacksonville
8h 55m
2 stops
SAT10:35 pmSan Antonio
Oct 11
SAT4:21 pmSan Antonio
5h 54m
1 stop
JAX11:15 pmJacksonville
$292
Find similar
United Airlines
Oct 15
JAX11:55 amJacksonville
4h 30m
1 stop
SAT3:25 pmSan Antonio
Oct 16
SAT5:30 amSan Antonio
4h 11m
1 stop
JAX10:41 amJacksonville
$307
Find similar
United Airlines
Oct 22
JAX2:40 pmJacksonville
8h 55m
2 stops
SAT10:35 pmSan Antonio
Oct 23
SAT5:30 amSan Antonio
4h 11m
1 stop
JAX10:41 amJacksonville
$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 September 17, 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

Tue 11/18

7:10 am-1:41 pm

1 stop7h 31m

San Antonio

Mon 11/24

6:30 am-12:02 pm

1 stop4h 32m

$287

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 10/8

2:40 pm-10:35 pm

2 stops8h 55m

San Antonio

Sat 10/11

4:21 pm-11:15 pm

1 stop5h 54m

$292

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Sat 1/10

6:50 am-12:30 pm

2 stops6h 40m

San Antonio

Wed 1/14

10:10 am-6:10 pm

2 stops7h 00m

$297

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 10/15

11:55 am-3:25 pm

1 stop4h 30m

San Antonio

Thu 10/16

5:30 am-10:41 am

1 stop4h 11m

$307

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 11/19

9:11 am-5:00 pm

1 stop8h 49m

San Antonio

Sun 11/23

5:39 pm-11:57 pm

1 stop5h 18m

$326

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Fri 10/10

2:40 pm-11:40 pm

2 stops10h 00m

San Antonio

Tue 10/14

5:35 am-1:40 pm

1 stop7h 05m

$327

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Fri 12/5

11:19 am-5:47 pm

1 stop7h 28m

San Antonio

Fri 12/12

4:16 pm-4:20 pm

2 stops47h 04m

$331

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Thu 10/16

2:33 pm-10:56 pm

1 stop9h 23m

San Antonio

Mon 10/20

6:12 pm-11:59 pm

1 stop4h 47m

$337

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Thu 10/23

6:03 pm-7:41 pm

2 stops26h 38m

San Antonio

Sun 10/26

12:09 pm-10:52 am

2 stops21h 43m

$348

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Thu 10/23

6:03 pm-4:50 pm

1 stop23h 47m

San Antonio

Sun 10/26

12:09 pm-11:07 am

2 stops21h 58m

$378

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 $420 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 $336 on momondo.

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

As of September 2025, prices for Jacksonville to San Antonio flights are approximately 13% more expensive 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.
Search flight deals

  • 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 20m.

  • 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
7,961 reviews
Search Delta flights
American AirlinesPriceFrom $270Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $276Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
SouthwestPriceFrom $282Free CancellationRating
8.0
4,242 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
Kerrville
Boerne
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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