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Cheap flights from San Antonio to Jacksonville from $144

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Jacksonville departing on 4/25. 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 San Antonio to Jacksonville

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
5:45 am - 3:45 pm
SAT
-
JAX
9h 00m
1 stop
Southwest Logo
7:20 am - 12:55 pm
JAX
-
SAT
6h 35m
1 stop
$239Southwest
Wed, Apr 22 - Wed, Apr 29
Southwest Logo
5:45 am - 3:45 pm
SAT
-
JAX
9h 00m
1 stop
Southwest Logo
2:20 pm - 9:45 pm
JAX
-
SAT
8h 25m
2 stops
$244Southwest
Wed, Apr 22 - Wed, Apr 29
Southwest Logo
1:40 pm - 10:15 pm
SAT
-
JAX
7h 35m
2 stops
Southwest Logo
6:05 am - 12:10 pm
JAX
-
SAT
7h 05m
2 stops
$249Southwest
Wed, Apr 22 - Wed, Apr 29
Southwest Logo
9:40 am - 3:25 pm
SAT
-
JAX
4h 45m
1 stop
Southwest Logo
6:55 am - 12:15 pm
JAX
-
SAT
6h 20m
1 stop
$263Southwest
Tue, Apr 21 - Thu, Apr 23
Southwest Logo
1:40 pm - 9:30 pm
SAT
-
JAX
6h 50m
2 stops
Southwest Logo
5:10 am - 11:40 am
JAX
-
SAT
7h 30m
1 stop
$268Southwest
Tue, Apr 21 - Thu, Apr 23
Southwest Logo
1:40 pm - 9:30 pm
SAT
-
JAX
6h 50m
2 stops
Southwest Logo
5:35 am - 12:25 pm
JAX
-
SAT
7h 50m
2 stops
$273Southwest
Tue, Apr 21 - Thu, Apr 23
Southwest Logo
5:00 am - 4:20 pm
SAT
-
JAX
10h 20m
1 stop
Southwest Logo
2:20 pm - 9:45 pm
JAX
-
SAT
8h 25m
2 stops
$274Southwest
Thu, Apr 23 - Wed, Apr 29
Southwest Logo
5:55 am - 2:10 pm
SAT
-
JAX
7h 15m
1 stop
Southwest Logo
5:10 am - 11:40 am
JAX
-
SAT
7h 30m
1 stop
$287Southwest
Sat, May 16 - Mon, May 18
Southwest Logo
3:10 pm - 9:05 pm
SAT
-
JAX
4h 55m
1 stop
Southwest Logo
3:35 pm - 11:00 pm
JAX
-
SAT
8h 25m
2 stops
$292Southwest
Sat, May 16 - Mon, May 18
Southwest Logo
1:40 pm - 10:15 pm
SAT
-
JAX
7h 35m
2 stops
Southwest Logo
3:35 pm - 11:00 pm
JAX
-
SAT
8h 25m
2 stops
$297Southwest
Wed, May 6 - Mon, May 11

Southwest flights from San Antonio to Jacksonville

Our best Southwest deals on San Antonio to Jacksonville flight tickets
Southwest
Apr 22
SAT5:45 amSan Antonio
9h 00m
1 stop
JAX3:45 pmJacksonville
Apr 29
JAX7:20 amJacksonville
6h 35m
1 stop
SAT12:55 pmSan Antonio
$239
Southwest
Apr 22
SAT5:45 amSan Antonio
9h 00m
1 stop
JAX3:45 pmJacksonville
Apr 29
JAX2:20 pmJacksonville
8h 25m
2 stops
SAT9:45 pmSan Antonio
$244
Southwest
Apr 22
SAT1:40 pmSan Antonio
7h 35m
2 stops
JAX10:15 pmJacksonville
Apr 29
JAX6:05 amJacksonville
7h 05m
2 stops
SAT12:10 pmSan Antonio
$249

United Airlines flights from San Antonio to Jacksonville

Our best United Airlines deals on San Antonio to Jacksonville flight tickets
United Airlines
Apr 24
SAT12:09 pmSan Antonio
6h 53m
1 stop
JAX8:02 pmJacksonville
May 1
JAX5:25 pmJacksonville
4h 55m
1 stop
SAT9:20 pmSan Antonio
$335
United Airlines
May 11
SAT2:25 pmSan Antonio
6h 25m
1 stop
JAX9:50 pmJacksonville
May 13
JAX5:00 pmJacksonville
6h 54m
1 stop
SAT10:54 pmSan Antonio
$353
United Airlines
May 11
SAT2:25 pmSan Antonio
4h 37m
1 stop
JAX8:02 pmJacksonville
May 13
JAX8:00 amJacksonville
13h 35m
2 stops
SAT8:35 pmSan Antonio
$358

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Jacksonville 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 26, 2026.
Use the filters below to find and compare flights from San Antonio to Jacksonville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioJacksonville

SAT - JAX

SATJAX

San Antonio

Wed 4/22

5:45 am-3:45 pm

1 stop9h 00m

Jacksonville

Wed 4/29

7:20 am-12:55 pm

1 stop6h 35m

$239

San AntonioJacksonville

SAT - JAX

SATJAX

San Antonio

Wed 4/22

5:45 am-3:45 pm

1 stop9h 00m

Jacksonville

Wed 4/29

2:20 pm-9:45 pm

2 stops8h 25m

$244

San AntonioJacksonville

SAT - JAX

SATJAX

San Antonio

Wed 4/22

1:40 pm-10:15 pm

2 stops7h 35m

Jacksonville

Wed 4/29

6:05 am-12:10 pm

2 stops7h 05m

$249
Quickest round-trip

San AntonioJacksonville

SAT - JAX

SATJAX

San Antonio

Tue 4/21

9:40 am-3:25 pm

1 stop4h 45m

Jacksonville

Thu 4/23

6:55 am-12:15 pm

1 stop6h 20m

$263

San AntonioJacksonville

SAT - JAX

SATJAX

San Antonio

Tue 4/21

1:40 pm-9:30 pm

2 stops6h 50m

Jacksonville

Thu 4/23

5:10 am-11:40 am

1 stop7h 30m

$268

San AntonioJacksonville

SAT - JAX

SATJAX

San Antonio

Tue 4/21

1:40 pm-9:30 pm

2 stops6h 50m

Jacksonville

Thu 4/23

5:35 am-12:25 pm

2 stops7h 50m

$273

San AntonioJacksonville

SAT - JAX

SATJAX

San Antonio

Thu 4/23

5:00 am-4:20 pm

1 stop10h 20m

Jacksonville

Wed 4/29

2:20 pm-9:45 pm

2 stops8h 25m

$274

San AntonioJacksonville

SAT - JAX

SATJAX

San Antonio

Sat 5/16

5:55 am-2:10 pm

1 stop7h 15m

Jacksonville

Mon 5/18

5:10 am-11:40 am

1 stop7h 30m

$287

San AntonioJacksonville

SAT - JAX

SATJAX

San Antonio

Sat 5/16

3:10 pm-9:05 pm

1 stop4h 55m

Jacksonville

Mon 5/18

3:35 pm-11:00 pm

2 stops8h 25m

$292

San AntonioJacksonville

SAT - JAX

SATJAX

San Antonio

Wed 5/6

1:40 pm-10:15 pm

2 stops7h 35m

Jacksonville

Mon 5/11

3:35 pm-11:00 pm

2 stops8h 25m

$297

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 Jacksonville from

How to get the cheapest flight ticket from San Antonio to Jacksonville

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 San Antonio and Jacksonville?

What is the cheapest month to fly to Jacksonville?

If you are unable to visit Jacksonville during the month of November, then departing from San Antonio during the month July is also very affordable. Most momondo users find prices during this month for around $346.

How far in advance should I book a flight to Jacksonville?

You are more likely to see cheaper flights to Jacksonville from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Jacksonville for around $393 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Jacksonville from San Antonio for as low as $280 on momondo.

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

You could potentially save up to 18% on your flight if you consider stops on a San Antonio to Jacksonville flight.

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

As of March 2026, prices for San Antonio to Jacksonville flights are approximately 62% more expensive when compared to flights at the same time last year.

When to book flights from San Antonio to Jacksonville

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Jacksonville according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Jacksonville (SAT to JAX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Jacksonville

Fastest flight time

4h 20m

Direct flights

None
The fastest flight from San Antonio to Jacksonville takes 4h 20m
There are no direct flights from San Antonio to Jacksonville. There are no popular flight routes from San Antonio to Jacksonville.
Search flight deals

  • How far is San Antonio to Jacksonville by plane?

    The straight-line distance from San Antonio to Jacksonville is 1009.1 mi. In terms of flight time, this usually takes a little over 4h 20m.

  • When did momondo last update prices for flights from San Antonio Airport to Jacksonville Airport?

    Prices for flights from San Antonio Airport to Jacksonville Airport refresh daily.

  • How many operators does momondo search for flights from San Antonio Airport to Jacksonville Airport?

  • How old do you have to be to fly from San Antonio Airport to Jacksonville 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 San Antonio Airport to Jacksonville Airport.

  • What documentation or ID do you need to fly to Jacksonville Airport?

    The necessary travel and health documents for your Jacksonville Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Antonio to Jacksonville?

Best airlines flying from San Antonio to Jacksonville

Compare and see reviews for airlines that fly from San Antonio to Jacksonville with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $199Free CancellationRating
7.9
8,331 reviews
Search Delta flights
American AirlinesPriceFrom $261Free CancellationRating
7.1
11,495 reviews
Search American Airlines flights
United AirlinesPriceFrom $261Free CancellationRating
7.4
9,483 reviews
Search United Airlines flights
SouthwestPriceFrom $316Free CancellationRating
8.0
4,333 reviews
Search Southwest flights

Traveling to a place near Jacksonville?

Book flights to Jacksonville if you plan to visit one of these locations
Fernandina Beach
Jacksonville Beach
Orange Park
Kingsland
Ponte Vedra Beach
Waycross
Atlantic Beach
Neptune Beach
St Johns
Yulee
Cumberland Island

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Jacksonville?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Jacksonville from San Antonio.

Can I find flights from San Antonio to Jacksonville with flexible booking policies on momondo?

Flights from San Antonio to Jacksonville with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Antonio to Jacksonville?

momondo helps you find the best flight between San Antonio and Jacksonville by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Antonio to Jacksonville right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Jacksonville from San Antonio. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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