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Cheap flights from Jacksonville to San Antonio from $135

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 5/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 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.
Southwest Logo
7:20 am - 12:55 pm
JAX
-
SAT
6h 35m
1 stop
Southwest Logo
12:25 pm - 8:35 pm
SAT
-
JAX
7h 10m
1 stop
$327Southwest
Wed, Apr 29 - Tue, May 5
Southwest Logo
8:20 am - 5:20 pm
JAX
-
SAT
10h 00m
2 stops
Southwest Logo
3:45 pm - 9:30 pm
SAT
-
JAX
4h 45m
1 stop
$332Southwest
Wed, Apr 29 - Tue, May 5
Southwest Logo
6:05 am - 12:10 pm
JAX
-
SAT
7h 05m
2 stops
Southwest Logo
1:40 pm - 10:15 pm
SAT
-
JAX
7h 35m
2 stops
$337Southwest
Wed, Apr 29 - Tue, May 5
American Airlines Logo
1:44 pm - 9:02 pm
JAX
-
SAT
8h 18m
1 stop
American Airlines Logo
6:00 am - 12:54 pm
SAT
-
JAX
5h 54m
1 stop
$347American Airlines
Sat, May 23 - Tue, Jun 2
Southwest Logo
6:30 am - 12:10 pm
JAX
-
SAT
6h 40m
2 stops
Southwest Logo
4:25 pm - 10:55 pm
SAT
-
JAX
5h 30m
1 stop
$352Southwest
Wed, Apr 22 - Mon, Apr 27
Southwest Logo
6:05 am - 12:10 pm
JAX
-
SAT
7h 05m
2 stops
Southwest Logo
3:05 pm - 10:55 pm
SAT
-
JAX
6h 50m
2 stops
$357Southwest
Wed, Apr 22 - Mon, Apr 27
American Airlines Logo
7:17 pm - 11:59 pm
JAX
-
SAT
5h 42m
1 stop
American Airlines Logo
5:52 pm - 12:04 am
SAT
-
JAX
5h 12m
1 stop
$367American Airlines
Sat, May 23 - Mon, Jun 1
United Airlines Logo
4:42 pm - 10:54 pm
JAX
-
SAT
7h 12m
1 stop
United Airlines Logo
4:18 pm - 11:20 pm
SAT
-
JAX
6h 02m
1 stop
$377United Airlines
Wed, Jun 10 - Sat, Jun 13
Southwest Logo
2:55 pm - 10:55 pm
JAX
-
SAT
9h 00m
2 stops
Southwest Logo
6:30 pm - 11:50 pm
SAT
-
JAX
4h 20m
1 stop
$382Southwest
Wed, Jun 10 - Fri, Jun 12
Delta Logo
5:30 am - 9:46 am
JAX
-
SAT
5h 16m
1 stop
Delta Logo
6:39 am - 2:11 pm
SAT
-
JAX
6h 32m
1 stop
$387Delta
Thu, Apr 30 - Wed, May 6

Southwest flights from Jacksonville to San Antonio

Our best Southwest deals on Jacksonville to San Antonio flight tickets
Southwest
Apr 29
JAX7:20 amJacksonville
6h 35m
1 stop
SAT12:55 pmSan Antonio
May 5
SAT12:25 pmSan Antonio
7h 10m
1 stop
JAX8:35 pmJacksonville
$327
Southwest
Apr 29
JAX8:20 amJacksonville
10h 00m
2 stops
SAT5:20 pmSan Antonio
May 5
SAT3:45 pmSan Antonio
4h 45m
1 stop
JAX9:30 pmJacksonville
$332
Southwest
Apr 29
JAX6:05 amJacksonville
7h 05m
2 stops
SAT12:10 pmSan Antonio
May 5
SAT1:40 pmSan Antonio
7h 35m
2 stops
JAX10:15 pmJacksonville
$337

American Airlines flights from Jacksonville to San Antonio

Our best American Airlines deals on Jacksonville to San Antonio flight tickets
American Airlines
May 23
JAX1:44 pmJacksonville
8h 18m
1 stop
SAT9:02 pmSan Antonio
Jun 2
SAT6:00 amSan Antonio
5h 54m
1 stop
JAX12:54 pmJacksonville
$347
American Airlines
May 23
JAX7:17 pmJacksonville
5h 42m
1 stop
SAT11:59 pmSan Antonio
Jun 1
SAT5:52 pmSan Antonio
5h 12m
1 stop
JAX12:04 amJacksonville
$367
American Airlines
May 23
JAX7:02 pmJacksonville
5h 57m
1 stop
SAT11:59 pmSan Antonio
May 25
SAT5:35 pmSan Antonio
5h 07m
1 stop
JAX11:42 pmJacksonville
$397

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 April 5, 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

Wed 4/29

7:20 am-12:55 pm

1 stop6h 35m

San Antonio

Tue 5/5

12:25 pm-8:35 pm

1 stop7h 10m

$327

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 4/29

8:20 am-5:20 pm

2 stops10h 00m

San Antonio

Tue 5/5

3:45 pm-9:30 pm

1 stop4h 45m

$332

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 4/29

6:05 am-12:10 pm

2 stops7h 05m

San Antonio

Tue 5/5

1:40 pm-10:15 pm

2 stops7h 35m

$337

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Sat 5/23

1:44 pm-9:02 pm

1 stop8h 18m

San Antonio

Tue 6/2

6:00 am-12:54 pm

1 stop5h 54m

$347

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 4/22

6:30 am-12:10 pm

2 stops6h 40m

San Antonio

Mon 4/27

4:25 pm-10:55 pm

1 stop5h 30m

$352

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 4/22

6:05 am-12:10 pm

2 stops7h 05m

San Antonio

Mon 4/27

3:05 pm-10:55 pm

2 stops6h 50m

$357
Quickest round-trip

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Sat 5/23

7:17 pm-11:59 pm

1 stop5h 42m

San Antonio

Mon 6/1

5:52 pm-12:04 am

1 stop5h 12m

$367

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 6/10

4:42 pm-10:54 pm

1 stop7h 12m

San Antonio

Sat 6/13

4:18 pm-11:20 pm

1 stop6h 02m

$377

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Wed 6/10

2:55 pm-10:55 pm

2 stops9h 00m

San Antonio

Fri 6/12

6:30 pm-11:50 pm

1 stop4h 20m

$382

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Thu 4/30

5:30 am-9:46 am

1 stop5h 16m

San Antonio

Wed 5/6

6:39 am-2:11 pm

1 stop6h 32m

$387

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 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 May, then book flights to San Antonio from Jacksonville during October instead. Flights to San Antonio in October, while not as cheap as those in May, still average around $348.

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 $470 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 $257 on momondo.

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

You could potentially save up to 32% 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 April 2026, prices for Jacksonville to San Antonio flights are approximately 30% 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 36m

Direct flights

None
The fastest flight from Jacksonville to San Antonio takes 4h 36m
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 36m.

  • 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 $242Free CancellationRating
7.9
8,382 reviews
Search Delta flights
American AirlinesPriceFrom $265Free CancellationRating
7.1
11,550 reviews
Search American Airlines flights
United AirlinesPriceFrom $276Free CancellationRating
7.4
9,546 reviews
Search United Airlines flights
SouthwestPriceFrom $301Free CancellationRating
8.0
4,339 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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