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Cheap flights from Jacksonville to San Antonio from $115

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 3/9. 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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0 bags

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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.
United Airlines Logo
5:27 pm - 9:03 pm
JAX
-
SAT
4h 36m
1 stop
United Airlines Logo
5:30 am - 10:31 am
SAT
-
JAX
4h 01m
1 stop
$287United Airlines
Tue, Apr 14 - Sat, Apr 18
United Airlines Logo
5:27 pm - 9:03 pm
JAX
-
SAT
4h 36m
1 stop
United Airlines Logo
11:46 am - 10:45 pm
SAT
-
JAX
9h 59m
2 stops
$292United Airlines
Sat, Apr 18 - Wed, Apr 22
United Airlines Logo
5:27 pm - 9:03 pm
JAX
-
SAT
4h 36m
1 stop
United Airlines Logo
9:40 am - 8:02 pm
SAT
-
JAX
9h 22m
2 stops
$297United Airlines
Wed, Apr 15 - Sat, Apr 18
Southwest Logo
2:20 pm - 10:00 pm
JAX
-
SAT
8h 40m
2 stops
Southwest Logo
9:15 am - 2:20 pm
SAT
-
JAX
4h 05m
1 stop
$316Southwest
Tue, Apr 14 - Sat, Apr 18
Southwest Logo
4:40 pm - 10:30 pm
JAX
-
SAT
6h 50m
1 stop
Southwest Logo
6:20 am - 3:00 pm
SAT
-
JAX
7h 40m
2 stops
$321Southwest
Wed, Mar 18 - Wed, Mar 25
United Airlines Logo
5:22 pm - 10:57 pm
JAX
-
SAT
6h 35m
1 stop
United Airlines Logo
4:10 pm - 9:34 pm
SAT
-
JAX
4h 24m
1 stop
$323United Airlines
Wed, Mar 18 - Thu, Mar 19
American Airlines Logo
7:48 pm - 8:23 am
JAX
-
SAT
13h 35m
1 stop
American Airlines Logo
6:10 am - 2:55 pm
SAT
-
JAX
7h 45m
1 stop
$331American Airlines
Fri, Apr 10 - Sun, Apr 12
Southwest Logo
6:10 am - 11:45 am
JAX
-
SAT
6h 35m
2 stops
Southwest Logo
9:05 am - 9:30 pm
SAT
-
JAX
11h 25m
2 stops
$339Southwest
Sat, Apr 18 - Wed, Apr 22
American Airlines Logo
6:09 pm - 10:55 pm
JAX
-
SAT
5h 46m
1 stop
American Airlines Logo
6:24 am - 3:05 pm
SAT
-
JAX
7h 41m
1 stop
$347American Airlines
Wed, Mar 18 - Sun, Mar 22
Southwest Logo
5:50 am - 10:15 am
JAX
-
SAT
5h 25m
1 stop
Southwest Logo
6:20 am - 3:00 pm
SAT
-
JAX
7h 40m
2 stops
$352Southwest
Thu, Mar 19 - Wed, Mar 25

American Airlines flights from Jacksonville to San Antonio

Our best American Airlines deals on Jacksonville to San Antonio flight tickets
American Airlines
Mar 18
JAX6:09 pmJacksonville
5h 46m
1 stop
SAT10:55 pmSan Antonio
Mar 22
SAT6:24 amSan Antonio
7h 41m
1 stop
JAX3:05 pmJacksonville
$347
American Airlines
Mar 18
JAX3:55 pmJacksonville
5h 55m
1 stop
SAT8:50 pmSan Antonio
Mar 22
SAT6:24 amSan Antonio
7h 41m
1 stop
JAX3:05 pmJacksonville
$413
American Airlines
Mar 4
JAX8:17 amJacksonville
7h 01m
1 stop
SAT2:18 pmSan Antonio
Mar 8
SAT5:53 pmSan Antonio
5h 03m
1 stop
JAX11:56 pmJacksonville
$487

United Airlines flights from Jacksonville to San Antonio

Our best United Airlines deals on Jacksonville to San Antonio flight tickets
United Airlines
Mar 18
JAX5:22 pmJacksonville
6h 35m
1 stop
SAT10:57 pmSan Antonio
Mar 25
SAT2:20 pmSan Antonio
5h 54m
1 stop
JAX9:14 pmJacksonville
$287
United Airlines
Apr 18
JAX5:27 pmJacksonville
4h 36m
1 stop
SAT9:03 pmSan Antonio
Apr 22
SAT11:46 amSan Antonio
9h 59m
2 stops
JAX10:45 pmJacksonville
$292
United Airlines
Apr 15
JAX5:27 pmJacksonville
4h 36m
1 stop
SAT9:03 pmSan Antonio
Apr 18
SAT9:40 amSan Antonio
9h 22m
2 stops
JAX8:02 pmJacksonville
$297

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 February 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

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Tue 4/14

5:27 pm-9:03 pm

1 stop4h 36m

San Antonio

Sat 4/18

5:30 am-10:31 am

1 stop4h 01m

$287

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Sat 4/18

5:27 pm-9:03 pm

1 stop4h 36m

San Antonio

Wed 4/22

11:46 am-10:45 pm

2 stops9h 59m

$292

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 4/15

5:27 pm-9:03 pm

1 stop4h 36m

San Antonio

Sat 4/18

9:40 am-8:02 pm

2 stops9h 22m

$297

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Tue 4/14

2:20 pm-10:00 pm

2 stops8h 40m

San Antonio

Sat 4/18

9:15 am-2:20 pm

1 stop4h 05m

$316

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 3/18

4:40 pm-10:30 pm

1 stop6h 50m

San Antonio

Wed 3/25

6:20 am-3:00 pm

2 stops7h 40m

$321

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 3/18

5:22 pm-10:57 pm

1 stop6h 35m

San Antonio

Thu 3/19

4:10 pm-9:34 pm

1 stop4h 24m

$323

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Fri 4/10

7:48 pm-8:23 am

1 stop13h 35m

San Antonio

Sun 4/12

6:10 am-2:55 pm

1 stop7h 45m

$331

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Sat 4/18

6:10 am-11:45 am

2 stops6h 35m

San Antonio

Wed 4/22

9:05 am-9:30 pm

2 stops11h 25m

$339

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 3/18

6:09 pm-10:55 pm

1 stop5h 46m

San Antonio

Sun 3/22

6:24 am-3:05 pm

1 stop7h 41m

$347

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Thu 3/19

5:50 am-10:15 am

1 stop5h 25m

San Antonio

Wed 3/25

6:20 am-3:00 pm

2 stops7h 40m

$352

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 $334.

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 $403 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 $282 on momondo.

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

You could potentially save up to 41% 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 February 2026, prices for Jacksonville to San Antonio flights are approximately 52% 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 23m

Direct flights

None
The fastest flight from Jacksonville to San Antonio takes 4h 23m
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 23m.

  • 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 $247Free CancellationRating
7.9
8,208 reviews
Search Delta flights
American AirlinesPriceFrom $266Free CancellationRating
7.2
11,307 reviews
Search American Airlines flights
United AirlinesPriceFrom $276Free CancellationRating
7.4
9,315 reviews
Search United Airlines flights
SouthwestPriceFrom $282Free CancellationRating
8.0
4,293 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
Pleasanton
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.

An easier way to manage your San Antonio trip

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