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$117+ Cheap flights from San Antonio to Jacksonville (SAT - JAX)

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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — JAX
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheapflights Tip: The best prices from San Antonio to Jacksonville are usually found in July or May, booked 70 days in advance, depart on a Wednesday or Saturday and return on a Tuesday

Cheap flight deals from San Antonio to Jacksonville

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Jacksonville (JAX). 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 August 14, 2025.

Round-trip from

$250
(Southwest)

One-way from

$117
(American Airlines)

Popular in

August

Cheapest in

July

Average price

$517
From San Antonio to Jacksonville
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One-way flight from San Antonio to Jacksonville
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Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from San Antonio to Jacksonville

Cheapest flights from San Antonio to Jacksonville
Explore the most affordable flight options available from San Antonio to Jacksonville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Southwest deal was found by Cheapflights users on 8/13. 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 9/163:40 pmSAT - JAX
1 stop4h 55mSouthwest
Thu 9/185:35 amJAX - SAT
1 stop4h 20mSouthwest
Deal found 8/13$250
This Delta deal was found by Cheapflights users on 8/14. 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.
Wed 9/106:40 amSAT - JAX
1 stop5h 49mDelta
Sun 9/146:20 amJAX - SAT
1 stop4h 12mDelta
Deal found 8/14$262
This Delta deal was found by Cheapflights users on 8/14. 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.
Sat 9/275:29 amSAT - JAX
1 stop6h 56mDelta
Mon 9/296:37 pmJAX - SAT
1 stop6h 22mDelta
Deal found 8/14$267
This Southwest deal was found by Cheapflights users on 8/13. 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.
Mon 11/105:15 amSAT - JAX
1 stop6h 05mSouthwest
Sat 11/156:35 amJAX - SAT
2 stops6h 50mSouthwest
Deal found 8/13$272
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Fri 10/316:35 amSAT - JAX
1 stop8h 34mAmerican Airlines
Thu 11/612:17 pmJAX - SAT
1 stop11h 38mAmerican Airlines
Deal found 8/14$274
This Delta deal was found by Cheapflights users on 8/13. 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.
Thu 9/45:51 pmSAT - JAX
1 stop5h 08mDelta
Sun 9/76:20 amJAX - SAT
1 stop4h 20mDelta
Deal found 8/13$279
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Thu 9/45:58 pmSAT - JAX
1 stop4h 15mUnited Airlines
Mon 9/81:25 pmJAX - SAT
2 stops10h 23mUnited Airlines
Deal found 8/14$284
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Wed 9/107:10 amSAT - JAX
2 stops12h 07mUnited Airlines
Sun 9/143:39 pmJAX - SAT
1 stop5h 13mUnited Airlines
Deal found 8/14$286
This Southwest deal was found by Cheapflights users on 8/13. 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.
Fri 9/125:00 pmSAT - JAX
1 stop3h 55mSouthwest
Sun 9/146:00 amJAX - SAT
1 stop4h 40mSouthwest
Deal found 8/13$291
This Southwest deal was found by Cheapflights users on 8/13. 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.
Fri 9/265:35 amSAT - JAX
2 stops12h 10mSouthwest
Sun 9/286:00 amJAX - SAT
1 stop6h 25mSouthwest
Deal found 8/13$302
This Booking.com deal was found by Cheapflights users on 8/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/155:38 pmSAT - JAX
2 stops17h 12mFrontier
Sun 8/177:49 pmJAX - SAT
1 stop22h 03mFrontier
Deal found 8/13$326
This Delta deal was found by Cheapflights users on 8/14. 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.
Sat 12/136:20 pmSAT - JAX
1 stop4h 42mDelta
Sat 12/206:55 pmJAX - SAT
1 stop6h 39mDelta
Deal found 8/14$327

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from San Antonio to Jacksonville that are best for you.

Fly from

San Antonio

Fly to

Jacksonville

Route

Depart

Return

Price

San AntonioJacksonville

SAT - JAX

SATJAX

San Antonio

Tue 9/16

3:40 pm-9:35 pm

1 stop4h 55m

Jacksonville

Thu 9/18

5:35 am-8:55 am

1 stop4h 20m

$250

San AntonioJacksonville

SAT - JAX

SATJAX

San Antonio

Wed 11/5

6:41 am-1:34 pm

1 stop5h 53m

Jacksonville

Mon 11/10

8:10 pm-12:25 am

1 stop5h 15m

$250

San AntonioJacksonville

SAT - JAX

SATJAX

San Antonio

Tue 9/16

2:00 pm-9:37 pm

1 stop6h 37m

Jacksonville

Thu 9/18

7:51 pm-11:59 pm

1 stop5h 08m

$250

San AntonioJacksonville

SAT - JAX

SATJAX

San Antonio

Wed 9/10

6:40 am-1:29 pm

1 stop5h 49m

Jacksonville

Sun 9/14

6:20 am-9:32 am

1 stop4h 12m

$262

San AntonioJacksonville

SAT - JAX

SATJAX

San Antonio

Thu 9/4

5:58 pm-11:13 pm

1 stop4h 15m

Jacksonville

Mon 9/8

1:25 pm-8:33 pm

1 stop8h 08m

$267

San AntonioJacksonville

SAT - JAX

SATJAX

San Antonio

Fri 10/31

6:35 am-4:09 pm

1 stop8h 34m

Jacksonville

Thu 11/6

3:39 pm-10:44 pm

1 stop8h 05m

$267

San AntonioJacksonville

SAT - JAX

SATJAX

San Antonio

Mon 11/10

5:15 am-12:20 pm

1 stop6h 05m

Jacksonville

Sat 11/15

5:35 am-12:25 pm

1 stop7h 50m

$267

San AntonioJacksonville

SAT - JAX

SATJAX

San Antonio

Sat 9/27

6:35 am-11:40 am

1 stop4h 05m

Jacksonville

Mon 9/29

6:20 am-12:32 pm

1 stop7h 12m

$267

San AntonioJacksonville

SAT - JAX

SATJAX

San Antonio

Thu 9/4

5:51 pm-11:59 pm

1 stop5h 08m

Jacksonville

Sun 9/7

6:20 am-9:40 am

1 stop4h 20m

$279

San AntonioJacksonville

SAT - JAX

SATJAX

San Antonio

Tue 10/28

6:21 pm-11:59 pm

1 stop4h 38m

$117

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 21 results
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2
3

Best time to book a flight from San Antonio to Jacksonville

Have a flexible travel schedule? Discover the best time to fly to Jacksonville from San Antonio 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 San Antonio to Jacksonville

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

Use this chart to determine the optimal time to book a round-trip flight from San Antonio to Jacksonville. Price data was last updated on August 8, 2025.

Booking 56 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Antonio to Jacksonville. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from San Antonio to Jacksonville (average of $278). Flying from San Antonio to Jacksonville in March is currently the most expensive (average of $365). 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 SAT to JAX?

Find hourly flight availability from San Antonio to Jacksonville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

When flying from San Antonio to Jacksonville, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 33% versus a flight at noon.

Reviews of airlines servicing Jacksonville

Get insights into the airlines that provide service to Jacksonville. 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 Jacksonville. Reviews last updated August 14, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from San Antonio to Jacksonville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,244 reviews

Overall

8.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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
4,244 reviews
Southwest
8.0
Very good
4,244 reviews

Overall

8.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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
7,980 reviews
Southwest
8.0
Very good
4,244 reviews

Overall

8.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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
8,916 reviews
Southwest
8.0
Very good
4,244 reviews

Overall

8.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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
4,244 reviews

Overall

8.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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 San Antonio to Jacksonville. 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 San Antonio to Jacksonville round-trip?

    According to our current data, Delta ($266), United Airlines ($305), and American Airlines ($308) offers the cheapest pricing from San Antonio to Jacksonville. Delta is priced at 35% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Antonio to Jacksonville 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 San Antonio to Jacksonville?

    Currently, August is the cheapest month in which you can book a flight from San Antonio to Jacksonville (average of $278). Flying from San Antonio to Jacksonville in March is currently the most expensive (average of $365). 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
Jacksonville Beach
Orange Park
Kingsland
Fernandina Beach
Waycross

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Top 4 airlines flying from San Antonio to Jacksonville

Discover the top 4 airlines that operate flights from San Antonio to Jacksonville. 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$266Average$408FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$305Average$471FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$308Average$385FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$316Average$415FlexibilityNo cancel feeOn-time63%

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