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Cheap flights from Jacksonville to San Antonio from $129

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 11/11. 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 (JAX-SAT)

Cheap round-trip flights

Delta Logo
5:10 am - 10:40 amJAX-SAT
6h 30m1 stop
Delta Logo
6:30 am - 1:42 pmSAT-JAX
6h 12m1 stop
$262Delta
Find Deal
mar., nov. 18 - lun., nov. 24
Delta Logo
9:57 am - 3:23 pmJAX-SAT
6h 26m1 stop
Delta Logo
4:25 pm - 12:01 amSAT-JAX
6h 36m1 stop
$267Delta
Find Deal
sáb., dic. 13 - sáb., ene. 10
United Airlines Logo
1:25 pm - 8:33 pmJAX-SAT
8h 08m1 stop
United Airlines Logo
5:30 am - 10:51 amSAT-JAX
4h 21m1 stop
$292United Airlines
Find Deal
vie., sep. 19 - mar., sep. 23
United Airlines Logo
1:25 pm - 8:33 pmJAX-SAT
8h 08m1 stop
United Airlines Logo
5:30 am - 3:26 pmSAT-JAX
8h 56m2 stops
$297United Airlines
Find Deal
vie., sep. 19 - mar., sep. 23
American Airlines Logo
2:33 pm - 10:56 pmJAX-SAT
9h 23m1 stop
American Airlines Logo
6:35 am - 1:53 pmSAT-JAX
6h 18m1 stop
$333American Airlines
Find Deal
jue., oct. 16 - lun., oct. 20
Southwest Logo
5:35 am - 11:00 amJAX-SAT
6h 25m1 stop
Southwest Logo
5:35 am - 6:45 pmSAT-JAX
12h 10m2 stops
$344Southwest
Find Deal
jue., sep. 18 - jue., sep. 25
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
$357American Airlines
Find Deal
jue., oct. 16 - lun., oct. 20
Southwest Logo
2:40 pm - 11:40 pmJAX-SAT
10h 00m2 stops
Southwest Logo
4:05 pm - 9:10 pmSAT-JAX
4h 05m1 stop
$362Southwest
Find Deal
jue., oct. 9 - sáb., oct. 11
Frontier Logo
11:46 am - 4:52 pmJAX-SAT
30h 06m2 stops
Frontier Logo
7:10 pm - 5:10 pmSAT-JAX
45h 00m2 stops
$384Frontier
Find Deal
sáb., oct. 18 - vie., oct. 24
Frontier Logo
6:03 pm - 6:15 pmJAX-SAT
25h 12m2 stops
Frontier Logo
5:47 pm - 8:47 pmSAT-JAX
26h 00m2 stops
$403Frontier
Find Deal
jue., oct. 23 - dom., oct. 26

Delta flights from Jacksonville to San Antonio

Our best Delta deals on Jacksonville to San Antonio flight tickets
Delta
Nov 18
JAX5:10 amJacksonville
6h 30m
1 stop
SAT10:40 amSan Antonio
Nov 24
SAT6:30 amSan Antonio
6h 12m
1 stop
JAX1:42 pmJacksonville
$262
Find similar
Delta
Dec 13
JAX9:57 amJacksonville
6h 26m
1 stop
SAT3:23 pmSan Antonio
Jan 10
SAT4:25 pmSan Antonio
6h 36m
1 stop
JAX12:01 amJacksonville
$267
Find similar
Delta
Dec 10
JAX9:57 amJacksonville
6h 26m
1 stop
SAT3:23 pmSan Antonio
Dec 15
SAT6:45 amSan Antonio
5h 52m
1 stop
JAX1:37 pmJacksonville
$282
Find similar

American Airlines flights from Jacksonville to San Antonio

Our best American Airlines deals on Jacksonville to San Antonio flight tickets
American Airlines
Oct 16
JAX2:33 pmJacksonville
9h 23m
1 stop
SAT10:56 pmSan Antonio
Oct 20
SAT6:35 amSan Antonio
6h 18m
1 stop
JAX1:53 pmJacksonville
$333
Find similar
American Airlines
Oct 16
JAX2:33 pmJacksonville
9h 23m
1 stop
SAT10:56 pmSan Antonio
Oct 20
SAT6:12 pmSan Antonio
4h 47m
1 stop
JAX11:59 pmJacksonville
$357
Find similar
American Airlines
Oct 16
JAX6:12 pmJacksonville
5h 45m
1 stop
SAT10:57 pmSan Antonio
Oct 20
SAT6:35 amSan Antonio
6h 18m
1 stop
JAX1:53 pmJacksonville
$393
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 agosto 27, 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

mar. 11/18

5:10 am-10:40 am

1 stop6h 30m

San Antonio

lun. 11/24

6:30 am-1:42 pm

1 stop6h 12m

$262

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

sáb. 12/13

9:57 am-3:23 pm

1 stop6h 26m

San Antonio

sáb. 1/10

4:25 pm-12:01 am

1 stop6h 36m

$267

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

vie. 9/19

1:25 pm-8:33 pm

1 stop8h 08m

San Antonio

mar. 9/23

5:30 am-10:51 am

1 stop4h 21m

$292

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

vie. 9/19

1:25 pm-8:33 pm

1 stop8h 08m

San Antonio

mar. 9/23

5:30 am-3:26 pm

2 stops8h 56m

$297

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

jue. 10/16

2:33 pm-10:56 pm

1 stop9h 23m

San Antonio

lun. 10/20

6:35 am-1:53 pm

1 stop6h 18m

$333

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

jue. 9/18

5:35 am-11:00 am

1 stop6h 25m

San Antonio

jue. 9/25

5:35 am-6:45 pm

2 stops12h 10m

$344

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

jue. 10/16

2:33 pm-10:56 pm

1 stop9h 23m

San Antonio

lun. 10/20

6:12 pm-11:59 pm

1 stop4h 47m

$357

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

jue. 10/9

2:40 pm-11:40 pm

2 stops10h 00m

San Antonio

sáb. 10/11

4:05 pm-9:10 pm

1 stop4h 05m

$362

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

sáb. 10/18

11:46 am-4:52 pm

2 stops30h 06m

San Antonio

vie. 10/24

7:10 pm-5:10 pm

2 stops45h 00m

$384

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

jue. 10/23

6:03 pm-6:15 pm

2 stops25h 12m

San Antonio

dom. 10/26

5:47 pm-8:47 pm

2 stops26h 00m

$403

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 $336.

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 $413 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 $327 on momondo.

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

As of August 2025, prices for Jacksonville to San Antonio flights are approximately 29% 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.
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
7,977 reviews
Search Delta flights
American AirlinesPriceFrom $270Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $282Free CancellationRating
8.0
4,241 reviews
Search Southwest flights
United AirlinesPriceFrom $316Free CancellationRating
7.4
8,945 reviews
Search United Airlines 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.

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