Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Jacksonville to San Antonio from $140

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 4/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
6:35 am - 10:50 am
JAX
-
SAT
5h 15m
1 stop
United Airlines Logo
4:17 pm - 10:04 pm
SAT
-
JAX
4h 47m
1 stop
$327United Airlines
Tue, Apr 14 - Tue, Apr 21
Southwest Logo
4:05 pm - 9:40 pm
JAX
-
SAT
6h 35m
1 stop
Southwest Logo
1:40 pm - 10:15 pm
SAT
-
JAX
7h 35m
2 stops
$332Southwest
Tue, Apr 14 - Tue, Apr 21
Southwest Logo
2:20 pm - 10:00 pm
JAX
-
SAT
8h 40m
2 stops
Southwest Logo
1:40 pm - 10:15 pm
SAT
-
JAX
7h 35m
2 stops
$337Southwest
Tue, Apr 14 - Tue, Apr 21
American Airlines Logo
7:20 am - 1:13 pm
JAX
-
SAT
6h 53m
1 stop
American Airlines Logo
5:52 pm - 12:21 am
SAT
-
JAX
5h 29m
1 stop
$347American Airlines
Sat, May 23 - Tue, Jun 2
Southwest Logo
5:35 am - 12:25 pm
JAX
-
SAT
7h 50m
2 stops
Southwest Logo
5:05 pm - 10:15 pm
SAT
-
JAX
4h 10m
1 stop
$352Southwest
Mon, Apr 13 - Wed, Apr 15
Southwest Logo
5:35 am - 12:25 pm
JAX
-
SAT
7h 50m
2 stops
Southwest Logo
1:40 pm - 10:15 pm
SAT
-
JAX
7h 35m
2 stops
$357Southwest
Mon, Apr 13 - Wed, Apr 15
American Airlines Logo
2:35 pm - 10:01 pm
JAX
-
SAT
8h 26m
1 stop
American Airlines Logo
5:42 pm - 12:21 am
SAT
-
JAX
5h 39m
1 stop
$365American Airlines
Tue, Apr 7 - Mon, Apr 13
Delta Logo
8:35 am - 12:59 pm
JAX
-
SAT
5h 24m
1 stop
Delta Logo
5:00 pm - 10:50 pm
SAT
-
JAX
4h 50m
1 stop
$367Delta
Tue, Apr 14 - Tue, Apr 14
Southwest Logo
5:10 am - 11:40 am
JAX
-
SAT
7h 30m
1 stop
Southwest Logo
3:05 pm - 10:45 pm
SAT
-
JAX
6h 40m
2 stops
$372Southwest
Mon, Apr 13 - 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
$374American Airlines
Sat, May 23 - Mon, Jun 1

American Airlines flights from Jacksonville to San Antonio

Our best American Airlines deals on Jacksonville to San Antonio flight tickets
American Airlines
May 23
JAX7:20 amJacksonville
6h 53m
1 stop
SAT1:13 pmSan Antonio
May 26
SAT5:52 pmSan Antonio
5h 29m
1 stop
JAX12:21 amJacksonville
$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
$374
American Airlines
May 23
JAX7:17 pmJacksonville
5h 42m
1 stop
SAT11:59 pmSan Antonio
May 25
SAT5:35 pmSan Antonio
5h 07m
1 stop
JAX11:42 pmJacksonville
$397

United Airlines flights from Jacksonville to San Antonio

Our best United Airlines deals on Jacksonville to San Antonio flight tickets
United Airlines
Apr 14
JAX6:35 amJacksonville
5h 15m
1 stop
SAT10:50 amSan Antonio
Apr 21
SAT4:17 pmSan Antonio
4h 47m
1 stop
JAX10:04 pmJacksonville
$327
United Airlines
Apr 14
JAX6:35 amJacksonville
5h 15m
1 stop
SAT10:50 amSan Antonio
Apr 16
SAT9:40 amSan Antonio
5h 40m
1 stop
JAX4:20 pmJacksonville
$387
United Airlines
Apr 7
JAX3:15 pmJacksonville
8h 43m
1 stop
SAT10:58 pmSan Antonio
Apr 8
SAT6:49 amSan Antonio
12h 13m
2 stops
JAX8:02 pmJacksonville
$412

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 March 22, 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
Quickest round-trip

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Tue 4/14

6:35 am-10:50 am

1 stop5h 15m

San Antonio

Tue 4/21

4:17 pm-10:04 pm

1 stop4h 47m

$327

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Tue 4/14

4:05 pm-9:40 pm

1 stop6h 35m

San Antonio

Tue 4/21

1:40 pm-10:15 pm

2 stops7h 35m

$332

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Tue 4/14

2:20 pm-10:00 pm

2 stops8h 40m

San Antonio

Tue 4/21

1:40 pm-10:15 pm

2 stops7h 35m

$337

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Sat 5/23

7:20 am-1:13 pm

1 stop6h 53m

San Antonio

Tue 6/2

5:52 pm-12:21 am

1 stop5h 29m

$347

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Mon 4/13

5:35 am-12:25 pm

2 stops7h 50m

San Antonio

Wed 4/15

5:05 pm-10:15 pm

1 stop4h 10m

$352

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Mon 4/13

5:35 am-12:25 pm

2 stops7h 50m

San Antonio

Wed 4/15

1:40 pm-10:15 pm

2 stops7h 35m

$357

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Tue 4/7

2:35 pm-10:01 pm

1 stop8h 26m

San Antonio

Mon 4/13

5:42 pm-12:21 am

1 stop5h 39m

$365

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Tue 4/14

8:35 am-12:59 pm

1 stop5h 24m

San Antonio

Tue 4/14

5:00 pm-10:50 pm

1 stop4h 50m

$367

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Mon 4/13

5:10 am-11:40 am

1 stop7h 30m

San Antonio

Mon 4/27

3:05 pm-10:45 pm

2 stops6h 40m

$372

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

$374

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 $345.

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 $422 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 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 March 2026, prices for Jacksonville to San Antonio flights are approximately 36% 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

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

  • 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 $242Free CancellationRating
7.9
8,314 reviews
Search Delta flights
American AirlinesPriceFrom $265Free CancellationRating
7.1
11,489 reviews
Search American Airlines flights
United AirlinesPriceFrom $276Free CancellationRating
7.4
9,455 reviews
Search United Airlines flights
SouthwestPriceFrom $310Free CancellationRating
8.0
4,324 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

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 4/21
Tue 4/28
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States