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Cheap flights from Jacksonville to San Antonio from $112

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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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.
Delta Logo
6:00 am - 10:11 am
JAX
-
SAT
5h 11m1 stop
Delta Logo
4:45 pm - 11:56 pm
SAT
-
JAX
6h 11m1 stop
$243Delta
Thu, Dec 25 - Wed, Dec 31
Delta Logo
6:30 am - 10:13 am
JAX
-
SAT
4h 43m1 stop
Delta Logo
6:30 am - 12:08 pm
SAT
-
JAX
4h 38m1 stop
$265Delta
Tue, Jan 13 - Tue, Jan 20
United Airlines Logo
6:30 am - 1:17 pm
JAX
-
SAT
7h 47m1 stop
United Airlines Logo
5:59 pm - 11:30 pm
SAT
-
JAX
4h 31m1 stop
$268United Airlines
Thu, Jan 1 - Thu, Jan 1
United Airlines Logo
5:05 pm - 9:21 pm
JAX
-
SAT
5h 16m1 stop
United Airlines Logo
11:43 am - 10:52 pm
SAT
-
JAX
10h 09m2 stops
$270United Airlines
Tue, Jan 13 - Tue, Jan 20
Frontier Logo
8:12 am - 5:01 pm
JAX
-
SAT
9h 49m1 stop
Frontier Logo
6:13 pm - 7:12 am
SAT
-
JAX
35h 59m2 stops
$275Frontier
Fri, Mar 6 - Mon, Mar 9
United Airlines Logo
7:00 am - 1:19 pm
JAX
-
SAT
7h 19m1 stop
United Airlines Logo
4:04 pm - 9:47 pm
SAT
-
JAX
4h 43m1 stop
$287United Airlines
Wed, Jan 7 - Sat, Jan 10
United Airlines Logo
1:45 pm - 10:57 pm
JAX
-
SAT
10h 12m2 stops
United Airlines Logo
2:05 pm - 9:44 pm
SAT
-
JAX
6h 39m1 stop
$292United Airlines
Wed, Jan 7 - Sat, Jan 10
Frontier Logo
8:12 am - 5:01 pm
JAX
-
SAT
9h 49m1 stop
Frontier Logo
6:45 am - 7:12 am
SAT
-
JAX
23h 27m2 stops
$299Frontier
Fri, Mar 6 - Tue, Mar 10
Southwest Logo
5:50 am - 2:00 pm
JAX
-
SAT
9h 10m1 stop
Southwest Logo
11:45 am - 8:50 pm
SAT
-
JAX
8h 05m2 stops
$318Southwest
Wed, Jan 7 - Sat, Jan 10
Delta Logo
5:58 pm - 10:28 pm
JAX
-
SAT
5h 30m1 stop
Delta Logo
1:35 pm - 9:52 pm
SAT
-
JAX
7h 17m1 stop
$325Delta
Wed, Feb 18 - Sun, Feb 22

Delta flights from Jacksonville to San Antonio

Our best Delta deals on Jacksonville to San Antonio flight tickets
Delta
Dec 25
JAX6:00 amJacksonville
5h 11m
1 stop
SAT10:11 amSan Antonio
Dec 31
SAT4:45 pmSan Antonio
6h 11m
1 stop
JAX11:56 pmJacksonville
$243
Find similar
Delta
Jan 13
JAX6:30 amJacksonville
4h 43m
1 stop
SAT10:13 amSan Antonio
Jan 20
SAT6:30 amSan Antonio
4h 38m
1 stop
JAX12:08 pmJacksonville
$265
Find similar
Delta
Feb 18
JAX5:58 pmJacksonville
5h 30m
1 stop
SAT10:28 pmSan Antonio
Feb 22
SAT1:35 pmSan Antonio
7h 17m
1 stop
JAX9:52 pmJacksonville
$325
Find similar

United Airlines flights from Jacksonville to San Antonio

Our best United Airlines deals on Jacksonville to San Antonio flight tickets
United Airlines
Jan 1
JAX6:30 amJacksonville
7h 47m
1 stop
SAT1:17 pmSan Antonio
Jan 1
SAT5:59 pmSan Antonio
4h 31m
1 stop
JAX11:30 pmJacksonville
$268
Find similar
United Airlines
Jan 13
JAX5:05 pmJacksonville
5h 16m
1 stop
SAT9:21 pmSan Antonio
Jan 20
SAT11:43 amSan Antonio
10h 09m
2 stops
JAX10:52 pmJacksonville
$270
Find similar
United Airlines
Jan 7
JAX7:00 amJacksonville
7h 19m
1 stop
SAT1:19 pmSan Antonio
Jan 10
SAT4:04 pmSan Antonio
4h 43m
1 stop
JAX9:47 pmJacksonville
$287
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 December 8, 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

Thu 12/25

6:00 am-10:11 am

1 stop5h 11m

San Antonio

Wed 12/31

4:45 pm-11:56 pm

1 stop6h 11m

$243

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Tue 1/13

6:30 am-10:13 am

1 stop4h 43m

San Antonio

Tue 1/20

6:30 am-12:08 pm

1 stop4h 38m

$265

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Thu 1/1

6:30 am-1:17 pm

1 stop7h 47m

San Antonio

Thu 1/1

5:59 pm-11:30 pm

1 stop4h 31m

$268

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Tue 1/13

5:05 pm-9:21 pm

1 stop5h 16m

San Antonio

Tue 1/20

11:43 am-10:52 pm

2 stops10h 09m

$270

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Fri 3/6

8:12 am-5:01 pm

1 stop9h 49m

San Antonio

Mon 3/9

6:13 pm-7:12 am

2 stops35h 59m

$275

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 1/7

7:00 am-1:19 pm

1 stop7h 19m

San Antonio

Sat 1/10

4:04 pm-9:47 pm

1 stop4h 43m

$287

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 1/7

1:45 pm-10:57 pm

2 stops10h 12m

San Antonio

Sat 1/10

2:05 pm-9:44 pm

1 stop6h 39m

$292

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Fri 3/6

8:12 am-5:01 pm

1 stop9h 49m

San Antonio

Tue 3/10

6:45 am-7:12 am

2 stops23h 27m

$299

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 1/7

5:50 am-2:00 pm

1 stop9h 10m

San Antonio

Sat 1/10

11:45 am-8:50 pm

2 stops8h 05m

$318

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 2/18

5:58 pm-10:28 pm

1 stop5h 30m

San Antonio

Sun 2/22

1:35 pm-9:52 pm

1 stop7h 17m

$325

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 $404 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 December 2025, prices for Jacksonville to San Antonio flights are approximately 4% 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

5h 06m

Direct flights

None
The fastest flight from Jacksonville to San Antonio takes 5h 06m
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 43m.

  • 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
8,013 reviews
Search Delta flights
American AirlinesPriceFrom $273Free CancellationRating
7.2
11,042 reviews
Search American Airlines flights
United AirlinesPriceFrom $276Free CancellationRating
7.4
9,076 reviews
Search United Airlines flights
SouthwestPriceFrom $282Free CancellationRating
8.0
4,252 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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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