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Cheap flights from Jacksonville to San Antonio from $143

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 8/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Jacksonville to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:05 pm - 7:31 pm
JAX
-
SAT
25h 26m
2 stops
Multiple Airlines Logo
9:55 am - 8:08 pm
SAT
-
JAX
9h 13m
1 stop
$295Multiple Airlines
Tue, Aug 25 - Sun, Aug 30
Multiple Airlines Logo
7:05 pm - 9:15 am
JAX
-
SAT
15h 10m
2 stops
Multiple Airlines Logo
9:55 am - 8:08 pm
SAT
-
JAX
9h 13m
1 stop
$300Multiple Airlines
Wed, Aug 26 - Sun, Aug 30
Multiple Airlines Logo
7:05 pm - 9:15 am
JAX
-
SAT
15h 10m
2 stops
Multiple Airlines Logo
9:55 am - 8:08 pm
SAT
-
JAX
9h 13m
1 stop
$304Multiple Airlines
Wed, Aug 26 - Sun, Aug 30
Multiple Airlines Logo
6:29 pm - 9:29 pm
JAX
-
SAT
28h 00m
2 stops
Multiple Airlines Logo
9:55 am - 8:08 pm
SAT
-
JAX
9h 13m
1 stop
$306Multiple Airlines
Mon, Aug 17 - Thu, Aug 20
Multiple Airlines Logo
6:29 pm - 7:31 pm
JAX
-
SAT
26h 02m
2 stops
Multiple Airlines Logo
9:55 am - 8:08 pm
SAT
-
JAX
9h 13m
1 stop
$307Multiple Airlines
Mon, Aug 17 - Thu, Aug 20
Multiple Airlines Logo
6:29 pm - 8:37 pm
JAX
-
SAT
27h 08m
2 stops
Multiple Airlines Logo
9:55 am - 8:08 pm
SAT
-
JAX
9h 13m
1 stop
$311Multiple Airlines
Fri, Aug 14 - Thu, Aug 20
Multiple Airlines Logo
7:05 pm - 7:31 pm
JAX
-
SAT
25h 26m
2 stops
Multiple Airlines Logo
9:55 am - 8:08 pm
SAT
-
JAX
9h 13m
1 stop
$314Multiple Airlines
Thu, Aug 27 - Sun, Aug 30
Multiple Airlines Logo
7:05 pm - 9:29 pm
JAX
-
SAT
27h 24m
2 stops
Multiple Airlines Logo
9:55 am - 8:08 pm
SAT
-
JAX
9h 13m
1 stop
$317Multiple Airlines
Fri, Aug 28 - Sun, Aug 30
Multiple Airlines Logo
6:29 pm - 6:54 pm
JAX
-
SAT
25h 25m
2 stops
Multiple Airlines Logo
9:55 am - 8:08 pm
SAT
-
JAX
9h 13m
1 stop
$319Multiple Airlines
Sun, Aug 16 - Thu, Aug 20
Multiple Airlines Logo
6:29 pm - 6:54 pm
JAX
-
SAT
25h 25m
2 stops
Multiple Airlines Logo
9:55 am - 8:08 pm
SAT
-
JAX
9h 13m
1 stop
$320Multiple Airlines
Sun, Aug 16 - Thu, Aug 20

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Southwest flights from Jacksonville to San Antonio

Our best Southwest deals on Jacksonville to San Antonio flight tickets
Southwest
Aug 6
JAX11:00 amJacksonville
8h 10m
1 stop
SAT6:10 pmSan Antonio
Aug 13
SAT12:20 pmSan Antonio
8h 25m
2 stops
JAX9:45 pmJacksonville
$338
Southwest
Aug 6
JAX5:50 amJacksonville
8h 00m
2 stops
SAT12:50 pmSan Antonio
Aug 13
SAT12:20 pmSan Antonio
8h 25m
2 stops
JAX9:45 pmJacksonville
$343
Southwest
Aug 15
JAX11:15 amJacksonville
6h 30m
1 stop
SAT4:45 pmSan Antonio
Aug 22
SAT6:10 amSan Antonio
10h 50m
2 stops
JAX6:00 pmJacksonville
$344

Delta flights from Jacksonville to San Antonio

Our best Delta deals on Jacksonville to San Antonio flight tickets
Delta
Aug 6
JAX8:05 pmJacksonville
5h 23m
1 stop
SAT12:28 amSan Antonio
Aug 11
SAT10:46 amSan Antonio
6h 08m
1 stop
JAX5:54 pmJacksonville
$333
Delta
Nov 4
JAX2:28 pmJacksonville
6h 11m
1 stop
SAT7:39 pmSan Antonio
Nov 7
SAT2:00 pmSan Antonio
5h 41m
1 stop
JAX8:41 pmJacksonville
$351
Delta
Nov 7
JAX12:58 pmJacksonville
7h 41m
1 stop
SAT7:39 pmSan Antonio
Nov 9
SAT4:25 pmSan Antonio
4h 13m
1 stop
JAX9:38 pmJacksonville
$363

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 July 18, 2026.
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

Cheapest round-trip

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Tue 8/25

7:05 pm-7:31 pm

2 stops25h 26m

San Antonio

Sun 8/30

9:55 am-8:08 pm

1 stop9h 13m

$295
Quickest round-trip

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 8/26

7:05 pm-9:15 am

2 stops15h 10m

San Antonio

Sun 8/30

9:55 am-8:08 pm

1 stop9h 13m

$300

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 8/26

7:05 pm-9:15 am

2 stops15h 10m

San Antonio

Sun 8/30

9:55 am-8:08 pm

1 stop9h 13m

$304

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Mon 8/17

6:29 pm-9:29 pm

2 stops28h 00m

San Antonio

Thu 8/20

9:55 am-8:08 pm

1 stop9h 13m

$306

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Mon 8/17

6:29 pm-7:31 pm

2 stops26h 02m

San Antonio

Thu 8/20

9:55 am-8:08 pm

1 stop9h 13m

$307

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Fri 8/14

6:29 pm-8:37 pm

2 stops27h 08m

San Antonio

Thu 8/20

9:55 am-8:08 pm

1 stop9h 13m

$311

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Thu 8/27

7:05 pm-7:31 pm

2 stops25h 26m

San Antonio

Sun 8/30

9:55 am-8:08 pm

1 stop9h 13m

$314

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Fri 8/28

7:05 pm-9:29 pm

2 stops27h 24m

San Antonio

Sun 8/30

9:55 am-8:08 pm

1 stop9h 13m

$317

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Sun 8/16

6:29 pm-6:54 pm

2 stops25h 25m

San Antonio

Thu 8/20

9:55 am-8:08 pm

1 stop9h 13m

$319

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Sun 8/16

6:29 pm-6:54 pm

2 stops25h 25m

San Antonio

Thu 8/20

9:55 am-8:08 pm

1 stop9h 13m

$320

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 typical price of a round-trip flight between Jacksonville and San Antonio?

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of October, then book flights to San Antonio from Jacksonville during August instead. Flights to San Antonio in August, while not as cheap as those in October, still average around $343.

How far in advance should I book a flight from Jacksonville 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 $421 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 $317 on momondo.

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

You could potentially save up to 18% 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 July 2026, prices for Jacksonville to San Antonio flights are approximately 55% 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

Fastest flight time

4h 51m

Direct flights

None
The fastest flight from Jacksonville to San Antonio takes 4h 51m
There are no direct flights from Jacksonville to San Antonio. There are no popular flight routes from Jacksonville to San Antonio.
Search flight deals

Frequently asked questions about flying from Jacksonville to San Antonio

  • 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 51m.

  • 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 $249Free CancellationRating
7.8
8,478 reviews
Search Delta flights
American AirlinesPriceFrom $276Free CancellationRating
7.1
11,828 reviews
Search American Airlines flights
United AirlinesPriceFrom $280Free CancellationRating
7.4
10,006 reviews
Search United Airlines flights
SouthwestPriceFrom $287Free CancellationRating
8.0
4,243 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
Pleasanton
Boerne
Schertz

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.

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