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$80+ Cheap flights from Jacksonville to San Antonio (JAX - SAT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — SAT
Jul 16 — Jul 231
Wed 7/16
Wed 7/23
1 adult, Economy
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Cheapflights Tip: The best prices from Jacksonville to San Antonio are usually found in August or May, booked 43 days in advance, depart on a Tuesday or Friday and return on a Wednesday

Cheap flight deals from Jacksonville to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Jacksonville (JAX) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 11, 2025.

Round-trip from

$159
(American Airlines)

One-way from

$80
(American Airlines)

Popular in

April

Cheapest in

August

Average price

$406
From Jacksonville to San Antonio
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One-way flight from Jacksonville to San Antonio
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Highest demand for flights based on searches. 8% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Jacksonville to San Antonio

Cheapest flights from Jacksonville to San Antonio
Explore the most affordable flight options available from Jacksonville to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2025.

This American Airlines deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/116:02 pmJAX - SAT
1 stop6h 34mAmerican Airlines
Thu 8/146:10 amSAT - JAX
1 stop6h 02mAmerican Airlines
Deal found 7/9$159
This Southwest deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/58:15 amJAX - SAT
1 stop10h 40mSouthwest
Tue 8/123:40 pmSAT - JAX
1 stop4h 55mSouthwest
Deal found 7/8$164
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/116:44 pmJAX - SAT
1 stop6h 33mDelta
Thu 8/145:15 amSAT - JAX
1 stop5h 18mDelta
Deal found 7/10$197
This United Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/29:10 amJAX - SAT
1 stop7h 15mUnited Airlines
Thu 8/75:56 pmSAT - JAX
1 stop4h 44mUnited Airlines
Deal found 7/7$234
This Mytrip deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/319:44 amJAX - SAT
1 stop7h 49mMultiple Airlines
Sun 8/36:35 pmSAT - JAX
1 stop16h 25mMultiple Airlines
Deal found 7/9$299

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 11, 2025.
Use the filters below to find and compare flights from Jacksonville to San Antonio that are best for you.

Fly from

Jacksonville

Fly to

San Antonio

Route

Depart

Return

Price

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Mon 8/11

6:02 pm-11:36 pm

1 stop6h 34m

San Antonio

Thu 8/14

6:10 am-1:12 pm

1 stop6h 02m

$159

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Tue 8/5

8:15 am-5:55 pm

1 stop10h 40m

San Antonio

Tue 8/12

3:40 pm-9:35 pm

1 stop4h 55m

$164

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Mon 8/11

6:44 pm-12:17 am

1 stop6h 33m

San Antonio

Thu 8/14

5:15 am-11:33 am

1 stop5h 18m

$197

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Sat 8/2

9:10 am-3:25 pm

1 stop7h 15m

San Antonio

Thu 8/7

5:56 pm-11:40 pm

1 stop4h 44m

$234

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Thu 7/31

9:44 am-4:33 pm

1 stop7h 49m

San Antonio

Sun 8/3

6:35 pm-12:00 pm

1 stop16h 25m

$299

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Mon 8/11

6:02 pm-11:36 pm

1 stop6h 34m

$80

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Tue 8/12

6:15 am-12:15 pm

2 stops7h 00m

$85

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Thu 7/31

9:44 am-4:33 pm

1 stop7h 49m

$86

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Mon 9/29

6:20 am-12:32 pm

1 stop7h 12m

$99

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

Thu 8/21

1:25 pm-10:48 pm

2 stops10h 23m

$104

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/9

Showing 1-10 of 11 results
1
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Best time to book a flight from Jacksonville to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Jacksonville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Jacksonville to San Antonio

How far ahead should I book a flight from Jacksonville to San Antonio?

Use this chart to determine the optimal time to book a round-trip flight from Jacksonville to San Antonio. Price data was last updated on June 27, 2025.

To ensure you get the cheapest price possible for a flight from Jacksonville to San Antonio, you should look to book at least 43 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Jacksonville to San Antonio?

Currently, August is the cheapest month in which you can book a flight from Jacksonville to San Antonio (average of $295). Flying from Jacksonville to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from JAX to SAT?

Find hourly flight availability from Jacksonville to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 11, 2025.

It’s typically best to fly out from Jacksonville to San Antonio in the evening. Doing so could potentially save you 27% on the flight price compared to flying at noon, which is usually more expensive.

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated July 11, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Jacksonville to San Antonio to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,249 reviews

Comfort

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,249 reviews
Southwest
8.0
Very good
4,249 reviews

Comfort

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,951 reviews
Southwest
8.0
Very good
4,249 reviews

Comfort

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,846 reviews
Southwest
8.0
Very good
4,249 reviews

Comfort

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,249 reviews

Comfort

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Frontier
5.9
Fair
3,271 reviews
Southwest
8.0
Very good
4,249 reviews

Comfort

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Jacksonville to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Jacksonville to San Antonio round-trip?

    Cheapflights users have booked flights from Jacksonville to San Antonio round-trip from $159. Other airlines that can offer you cheap pricing are Southwest, from $164, and Delta, from $197. American Airlines is currently priced 61% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Jacksonville to San Antonio one-way?

    The cheapest airlines for a one-way flight from Jacksonville to San Antonio are American Airlines ($80), Southwest ($85), and Delta ($99).

  • Can I find deals for flights from Jacksonville to San Antonio that include hotel bookings?

    Yes. In addition to deals on Jacksonville to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Jacksonville to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Jacksonville to San Antonio.

  • Can I find deals for business class flights from Jacksonville to San Antonio?

    Yes. Cheapflights offers flight deals from Jacksonville to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Jacksonville to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Jacksonville to San Antonio (average of $295). Flying from Jacksonville to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Jacksonville?

Book flights to Jacksonville if you plan to visit one of these locations
New Braunfels

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Top 4 airlines flying from Jacksonville to San Antonio

Discover the top 4 airlines that operate flights from Jacksonville to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$270Average$379FlexibilityNo cancel feeOn-time71%
DeltaCheapest$276Average$396FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$296Average$405FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$297Average$447FlexibilityNo cancel feeOn-time69%

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