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San Antonio

$110+ 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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SAT
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheapflights Tip: The best prices from San Juan to San Antonio are usually found in March or October, booked 61 days in advance, depart on a Thursday or Saturday and return on a Tuesday

Cheap 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 January 21, 2026.

This Frontier deal was found by Cheapflights users on 1/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/113:53 am
SJU
-
SAT
1 stop11h 19m
Frontier
Thu 2/191:57 pm
SAT
-
SJU
1 stop10h 56m
Frontier
Deal found 1/19$203
This Frontier deal was found by Cheapflights users on 1/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/43:53 am
SJU
-
SAT
1 stop11h 19m
Frontier
Mon 3/98:53 pm
SAT
-
SJU
1 stop12h 04m
Frontier
Deal found 1/20$220
This Mytrip deal was found by Cheapflights users on 1/18. 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.
Wed 3/45:25 pm
SJU
-
SAT
1 stop21h 47m
Frontier
Mon 3/162:40 pm
SAT
-
SJU
1 stop10h 18m
Frontier
Deal found 1/18$221
This Travelocity deal was found by Cheapflights users on 1/18. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/55:25 pm
SJU
-
SAT
1 stop21h 58m
Frontier
Tue 3/172:08 pm
SAT
-
SJU
1 stop10h 55m
Frontier
Deal found 1/18$228
This Expedia deal was found by Cheapflights users on 1/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/43:53 am
SJU
-
SAT
1 stop11h 19m
Frontier
Mon 3/162:40 pm
SAT
-
SJU
1 stop10h 18m
Frontier
Deal found 1/18$230
This Frontier deal was found by Cheapflights users on 1/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/133:53 am
SJU
-
SAT
1 stop11h 19m
Frontier
Sat 2/211:57 pm
SAT
-
SJU
1 stop10h 56m
Frontier
Deal found 1/21$243
This Expedia deal was found by Cheapflights users on 1/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/113:53 am
SJU
-
SAT
1 stop11h 19m
Frontier
Mon 2/163:33 pm
SAT
-
SJU
1 stop7h 10m
Frontier
Deal found 1/19$244
This CheapOair deal was found by Cheapflights users on 1/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1911:52 am
SJU
-
SAT
1 stop14h 07m
Spirit Airlines
Wed 2/256:00 am
SAT
-
SJU
1 stop15h 09m
Spirit Airlines
Deal found 1/21$245
This Kiwi.com deal was found by Cheapflights users on 1/19. 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.
Thu 2/1211:52 am
SJU
-
SAT
1 stop27h 20m
Multiple Airlines
Tue 2/176:00 am
SAT
-
SJU
1 stop26h 17m
Multiple Airlines
Deal found 1/19$248
This OneTravel deal was found by Cheapflights users on 1/19. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1311:52 am
SJU
-
SAT
1 stop14h 07m
Spirit Airlines
Tue 2/176:00 am
SAT
-
SJU
1 stop15h 09m
Spirit Airlines
Deal found 1/19$252
This Priceline deal was found by Cheapflights users on 1/21. 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.
Wed 3/251:45 am
SJU
-
SAT
1 stop11h 42m
Multiple Airlines
Mon 3/302:13 pm
SAT
-
SJU
1 stop8h 45m
Multiple Airlines
Deal found 1/21$258
This OneTravel deal was found by Cheapflights users on 1/19. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1211:52 am
SJU
-
SAT
1 stop14h 07m
Spirit Airlines
Tue 2/176:00 am
SAT
-
SJU
1 stop26h 17m
Spirit Airlines
Deal found 1/19$260

Find 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 January 21, 2026.

Round-trip from

$220
(Frontier)

One-way from

$110
(Priceline)

Popular in

January

Cheapest in

March

Average price

$476
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. 11% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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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 January 21, 2026.
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 3/25

1:45 am-12:27 pm

1 stop11h 42m

San Antonio

Mon 3/30

2:13 pm-11:58 pm

1 stop8h 45m

$258

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Fri 3/6

2:44 pm-10:55 pm

1 stop10h 11m

San Antonio

Mon 3/16

5:00 am-10:58 pm

1 stop16h 58m

$272

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Thu 2/12

3:53 am-1:12 pm

1 stop11h 19m

San Antonio

Tue 2/17

6:00 am-10:17 am

1 stop26h 17m

$286

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Fri 3/6

3:46 pm-10:57 pm

1 stop9h 11m

San Antonio

Sun 3/15

6:52 pm-5:11 am

1 stop9h 19m

$289

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Tue 2/17

4:11 pm-11:59 pm

2 stops33h 48m

San Antonio

Mon 2/23

1:57 pm-10:17 am

1 stop18h 20m

$295

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Thu 2/5

8:31 pm-5:03 pm

2 stops22h 32m

San Antonio

Sun 2/8

6:13 pm-11:36 pm

2 stops27h 23m

$305

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Fri 2/13

6:00 am-5:20 pm

1 stop13h 20m

San Antonio

Tue 2/17

7:10 am-7:20 pm

2 stops10h 10m

$307

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Fri 2/13

4:31 pm-1:12 pm

2 stops22h 41m

San Antonio

Thu 2/19

1:57 pm-11:09 pm

1 stop7h 12m

$311

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Sun 2/15

5:20 am-11:59 pm

1 stop20h 39m

San Antonio

Fri 2/20

5:04 pm-1:05 am

2 stops30h 01m

$316

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Thu 3/5

8:05 pm-9:30 am

2 stops39h 25m

San Antonio

Mon 3/16

10:27 am-6:54 pm

1 stop7h 27m

$317

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 21 results
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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 January 16, 2026.

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, January is the cheapest month in which you can book a flight from San Juan to San Antonio (average of $99). Flying from San Juan to San Antonio in February is currently the most expensive (average of $175). 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.

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 January 21, 2026.
Read reviews from past customers who have flown Southwest, Delta, and United 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.
Southwest
8.0
Very good
4,266 reviews

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,266 reviews
Southwest
8.0
Very good
4,266 reviews

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,089 reviews
Southwest
8.0
Very good
4,266 reviews

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,191 reviews
Southwest
8.0
Very good
4,266 reviews

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,174 reviews
Southwest
8.0
Very good
4,266 reviews

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Spirit Airlines
6.3
Okay
8,364 reviews
Southwest
8.0
Very good
4,266 reviews

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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 5 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?

    American Airlines and United Airlines can get you from San Juan to San Antonio in just under 9h 11m. Your travel time can differ by up to 1h. 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 United Airlines, starting at $124 and $245 round-trip. Delta is currently priced 63% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $92. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from San Juan to San Antonio for a low price.

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

    While on average a flight from San Juan to San Antonio is generally $260, our data shows the cheapest flight currently is $139. When looking at the most popular route, (San Juan Luis Munoz Marin Intl - San Antonio), you can expect to pay $240 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, January is the cheapest month in which you can book a flight from San Juan to San Antonio (average of $99). Flying from San Juan to San Antonio in February is currently the most expensive (average of $175). 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 5 airlines flying from San Juan to San Antonio

Discover the top 5 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$122Average$370FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$124Average$278FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$245Average$406FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$246Average$413FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$265Average$439FlexibilityNo cancel feeOn-time63%

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