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$89+ 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 7/31. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — SAT
juin 17 — juin 241
mar. 6/17
mar. 6/24
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 juin 12, 2025.

Round-trip from

$255
(American Airlines)

One-way from

$89
(Mytrip)

Popular in

April

Cheapest in

August

Average price

$414
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 ($38 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 June 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 juin 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/9. 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.
mer. 8/137:30 amJAX - SAT
1 stop7h 41mAmerican Airlines
sam. 8/168:00 amSAT - JAX
1 stop6h 43mAmerican Airlines
Deal found 6/9$255
This Southwest deal was found by Cheapflights users on 6/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/115:20 pmJAX - SAT
1 stop6h 35mSouthwest
jeu. 8/145:35 amSAT - JAX
2 stops12h 10mSouthwest
Deal found 6/9$278
This Delta deal was found by Cheapflights users on 6/12. 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.
mar. 7/295:10 amJAX - SAT
1 stop5h 35mDelta
mar. 8/55:25 amSAT - JAX
1 stop5h 22mDelta
Deal found 6/12$297
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 7/39:44 amJAX - SAT
1 stop8h 34mMultiple Airlines
lun. 7/77:05 amSAT - JAX
2 stops26h 21mMultiple Airlines
Deal found 6/10$303
This United Airlines deal was found by Cheapflights users on 6/12. 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.
mer. 9/101:25 pmJAX - SAT
2 stops10h 23mUnited Airlines
dim. 9/145:58 pmSAT - JAX
1 stop4h 15mUnited Airlines
Deal found 6/12$308

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 juin 12, 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

mer. 8/13

7:30 am-2:11 pm

1 stop7h 41m

San Antonio

sam. 8/16

8:00 am-3:43 pm

1 stop6h 43m

$255

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

lun. 8/11

7:51 pm-12:17 am

1 stop5h 26m

San Antonio

jeu. 8/14

5:25 am-11:33 am

1 stop5h 08m

$267

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

lun. 8/11

5:20 pm-10:55 pm

1 stop6h 35m

San Antonio

jeu. 8/14

5:35 am-6:45 pm

2 stops12h 10m

$278

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

jeu. 7/3

9:44 am-5:18 pm

1 stop8h 34m

San Antonio

lun. 7/7

7:05 am-10:26 am

2 stops26h 21m

$303

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

mer. 9/10

1:25 pm-10:48 pm

2 stops10h 23m

San Antonio

dim. 9/14

5:58 pm-11:13 pm

1 stop4h 15m

$308

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

jeu. 7/31

9:44 am-4:33 pm

1 stop7h 49m

$89

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

mar. 8/5

7:20 am-4:46 pm

1 stop10h 26m

$127

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

mar. 7/1

6:10 am-9:45 am

1 stop4h 35m

$134

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

mar. 8/19

1:25 pm-10:58 pm

2 stops10h 33m

$139

JacksonvilleSan Antonio

JAX - SAT

JAXSAT

Jacksonville

mer. 7/2

6:25 am-3:55 pm

2 stops10h 30m

$144

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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 9, 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 juin 12, 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.

Rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 juin 12, 2025.
Read through reviews of airlines operating flights from Jacksonville to San Antonio, such as Southwest, Delta and United Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

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
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

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
7,946 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

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
8,790 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

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
4,287 reviews

Food

7.1

Entertainment

7.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

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 $255. Other airlines that can offer you cheap pricing are Delta, from $267, and Southwest, from $278. American Airlines is currently priced 37% 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 ($127), Delta ($134), and United Airlines ($139).

  • 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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Alternative routes for Jacksonville to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
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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 juin 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$276Average$380FlexibilityNo cancel feeOn-time71%
DeltaCheapest$276Average$397FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$286Average$441FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$296Average$405FlexibilityNo cancel feeOn-time63%

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