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$112+ Cheap flights from San Juan to San Antonio (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 12/21. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SAT
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Cheapflights Tip: The best prices from San Juan to San Antonio are usually found in October or March, booked 61 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Find flight deals from San Juan to San Antonio

Cheapest flights from San Juan to San Antonio
Explore the most affordable flight options available from San Juan to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 11/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2211:55 amSJU - SAT
1 stop8h 37mSpirit Airlines
Wed 12/36:25 amSAT - SJU
Nonstop4h 42mSpirit Airlines
Deal found 11/12$178
This Cheapflightsfares deal was found by Cheapflights users on 11/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:15 amSJU - SAT
Nonstop5h 07mSpirit Airlines
Wed 12/1010:27 amSAT - SJU
Nonstop4h 42mSpirit Airlines
Deal found 11/11$181
This Kiwi.com deal was found by Cheapflights users on 11/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:30 amSJU - SAT
Nonstop5h 07mSpirit Airlines
Wed 1/710:42 amSAT - SJU
Nonstop4h 41mSpirit Airlines
Deal found 11/13$189
This Cheapflightsfares deal was found by Cheapflights users on 11/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:15 amSJU - SAT
Nonstop5h 07mSpirit Airlines
Mon 12/1510:27 amSAT - SJU
Nonstop4h 42mSpirit Airlines
Deal found 11/11$191
This Cheapflightsfares deal was found by Cheapflights users on 11/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2011:55 amSJU - SAT
1 stop8h 37mSpirit Airlines
Thu 11/208:33 pmSAT - SJU
1 stop12h 16mSpirit Airlines
Deal found 11/12$192
This Priceline deal was found by Cheapflights users on 11/13. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:16 pmSJU - SAT
Nonstop5h 07mSpirit Airlines
Fri 11/286:25 amSAT - SJU
Nonstop4h 42mSpirit Airlines
Deal found 11/13$196
This Kiwi.com deal was found by Cheapflights users on 11/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/254:05 pmSJU - SAT
1 stop26h 03mFrontier
Mon 12/15:07 pmSAT - SJU
1 stop19h 54mFrontier
Deal found 11/12$197
This Cheapflightsfares deal was found by Cheapflights users on 11/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:30 amSJU - SAT
Nonstop5h 07mSpirit Airlines
Fri 1/210:42 amSAT - SJU
Nonstop4h 41mSpirit Airlines
Deal found 11/12$199
This Kiwi.com deal was found by Cheapflights users on 11/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:30 amSJU - SAT
Nonstop5h 07mSpirit Airlines
Wed 12/3110:42 amSAT - SJU
Nonstop4h 41mSpirit Airlines
Deal found 11/12$203
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/256:16 pmSJU - SAT
Nonstop5h 07mMultiple Airlines
Mon 12/15:07 pmSAT - SJU
1 stop19h 54mMultiple Airlines
Deal found 11/11$204

Cheap flight deals from San Juan to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from San Juan (PR1) 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 November 13, 2025.

Round-trip from

$168
(Frontier)

One-way from

$112
(Kiwi.com)

Popular in

November

Cheapest in

October

Average price

$409
From San Juan to San Antonio
Search Deals
One-way flight from San Juan to San Antonio
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from San Juan 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 November 13, 2025.
Use the filters below to find and compare flights from San Juan to San Antonio that are best for you.

Fly from

San Juan

Fly to

San Antonio

Route

Depart

Return

Price

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Wed 12/10

2:05 am-1:12 pm

2 stops13h 07m

San Antonio

Sun 12/14

11:47 am-9:26 pm

1 stop7h 39m

$282

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Thu 2/12

7:00 am-4:25 pm

2 stops11h 25m

San Antonio

Mon 2/16

5:20 pm-1:35 am

1 stop6h 15m

$310

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Thu 12/25

2:59 am-11:50 am

1 stop10h 51m

San Antonio

Mon 1/5

12:45 pm-2:12 am

1 stop11h 27m

$335

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Tue 2/17

2:05 am-3:38 pm

2 stops15h 33m

San Antonio

Sun 3/1

11:43 am-9:26 pm

1 stop7h 43m

$335

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Tue 2/17

2:05 am-3:38 pm

2 stops15h 33m

San Antonio

Tue 2/24

9:58 am-12:36 am

2 stops12h 38m

$335

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Tue 3/10

1:05 am-10:32 am

1 stop10h 27m

San Antonio

Wed 3/18

12:24 pm-8:26 pm

1 stop7h 02m

$335

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Thu 3/5

2:05 am-1:13 pm

2 stops13h 08m

San Antonio

Tue 3/10

12:10 pm-9:22 pm

1 stop8h 12m

$335

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Tue 2/17

2:05 am-3:38 pm

2 stops15h 33m

San Antonio

Wed 2/25

9:58 am-9:26 pm

1 stop9h 28m

$335

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Mon 12/22

6:00 am-6:16 pm

1 stop14h 16m

$113

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Fri 11/21

10:22 pm-6:19 pm

1 stop21h 57m

$121

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 16 results
1
2

Best time to book a flight from San Juan to San Antonio

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

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

Use this chart to determine the optimal time to book a round-trip flight from San Juan to San Antonio. Price data was last updated on November 7, 2025.

The best time to book flights from San Juan to San Antonio is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, September is the cheapest month in which you can book a flight from San Juan to San Antonio (average of $120). Flying from San Juan to San Antonio in December is currently the most expensive (average of $220). 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 SJU to SAT?

Find hourly flight availability from San Juan 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 November 13, 2025.

One of the essential ways to save on airfare from San Juan to San Antonio is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 51% on airfare.

What is the cheapest day to fly from San Juan to San Antonio?

Use this chart to determine the cheapest time to fly round-trip from San Juan to San Antonio. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Juan to San Antonio flight should consider departing on Monday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from San Juan to San Antonio?

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 November 13, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from San Juan to San Antonio. 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.
Delta
7.9
Good
8,007 reviews

Overall

7.9

Boarding

8.1

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Overall

7.9

Boarding

8.1

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,015 reviews
Delta
7.9
Good
8,007 reviews

Overall

7.9

Boarding

8.1

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,050 reviews
Delta
7.9
Good
8,007 reviews

Overall

7.9

Boarding

8.1

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Spirit Airlines
6.3
Okay
8,139 reviews
Delta
7.9
Good
8,007 reviews

Overall

7.9

Boarding

8.1

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Frontier
5.8
Fair
3,114 reviews
Delta
7.9
Good
8,007 reviews

Overall

7.9

Boarding

8.1

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from San Juan 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 airport do you fly into for flights to San Antonio from San Juan?

    San Antonio (SAT) is the airport you will fly into if you book a flight from San Juan to San Antonio. You should not have trouble finding flights to San Antonio from San Juan; the airport handles an average of 0 inbound flights from San Juan per day. You should also have plenty of airline options to choose from since 6 airlines have flights to the San Antonio airport from San Juan. It is only a 7.6 mi journey from San Antonio (SAT) to San Antonio’s city center.

  • How long is the flight from San Juan to San Antonio?

    United Airlines and Southwest can get you from San Juan to San Antonio in just under 11h 25m. Your travel time can differ by up to 1h 42m. San Juan and San Antonio are separated by a distance of 2177 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from San Juan to San Antonio is Delta. Our recent data shows that you can find tickets from as low as $122 on this airline. Additional options worth looking into are Spirit Airlines and Frontier, starting at $172 and $220 round-trip. Delta is currently priced 63% below the average price you’ll pay for this route.

  • What are the cheapest flights from San Juan to San Antonio?

    While on average a flight from San Juan to San Antonio is generally $203, our data shows the cheapest flight currently is $89. When looking at the most popular route, (San Juan Luis Munoz Marin Intl - San Antonio), you can expect to pay $180 for that flight.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from San Juan to San Antonio (average of $120). Flying from San Juan to San Antonio in December is currently the most expensive (average of $220). 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 San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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Top 6 airlines flying from San Juan to San Antonio

Discover the top 6 airlines that operate flights from San Juan 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$122Average$376FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$172Average$280FlexibilityNo cancel feeOn-time65%
FrontierCheapest$220Average$324FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$245Average$474FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$265Average$464FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$283Average$391FlexibilityNo cancel feeOn-time71%

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