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$118+ 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 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SAT
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
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 Thursday or Friday 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 27, 2026.

This Frontier deal was found by Cheapflights users on 1/27. 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 19m
Frontier
Deal found 1/27$220
This CheapOair deal was found by Cheapflights users on 1/26. 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.
Wed 2/2511:07 am
SJU
-
SAT
1 stop28h 05m
Frontier
Sat 2/282:13 pm
SAT
-
SJU
1 stop10h 40m
Frontier
Deal found 1/26$230
This CheapOair deal was found by Cheapflights users on 1/26. 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 4/169:49 pm
SJU
-
SAT
1 stop12h 41m
Multiple Airlines
Mon 4/2010:23 am
SAT
-
SJU
1 stop11h 25m
Multiple Airlines
Deal found 1/26$234
This CheapOair deal was found by Cheapflights users on 1/26. 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 1/26$241
This CheapOair deal was found by Cheapflights users on 1/26. 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.
Wed 3/45:25 pm
SJU
-
SAT
1 stop21h 47m
Multiple Airlines
Thu 3/1910:27 am
SAT
-
SJU
1 stop7h 27m
Multiple Airlines
Deal found 1/26$249
This Frontier deal was found by Cheapflights users on 1/25. 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.
Thu 2/193:53 am
SJU
-
SAT
1 stop11h 19m
Frontier
Sun 2/228:14 pm
SAT
-
SJU
1 stop11h 40m
Frontier
Deal found 1/25$252
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
Sat 2/144:36 pm
SJU
-
SAT
2 stops25h 43m
Multiple Airlines
Sat 2/216:00 am
SAT
-
SJU
1 stop15h 09m
Multiple Airlines
Deal found 1/25$258
This Priceline deal was found by Cheapflights users on 1/24. 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.
Sun 4/263:08 am
SJU
-
SAT
1 stop7h 16m
Multiple Airlines
Thu 4/306:00 am
SAT
-
SJU
1 stop15h 09m
Multiple Airlines
Deal found 1/24$260
This Frontier deal was found by Cheapflights users on 1/27. 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 stop7h 56m
Frontier
Deal found 1/27$264
This Delta deal was found by Cheapflights users on 1/27. 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.
Tue 5/56:15 am
SJU
-
SAT
1 stop7h 44m
Delta
Tue 5/126:45 am
SAT
-
SJU
1 stop8h 30m
Delta
Deal found 1/27$266
This CheapOair deal was found by Cheapflights users on 1/25. 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.
Wed 2/1111:07 am
SJU
-
SAT
1 stop28h 05m
Multiple Airlines
Sun 2/156:00 am
SAT
-
SJU
1 stop15h 09m
Multiple Airlines
Deal found 1/25$268

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 27, 2026.

Round-trip from

$220
(Frontier)

One-way from

$118
(Priceline)

Popular in

January

Cheapest in

October

Average price

$465
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. 9% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 27, 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

Thu 2/19

11:52 am-11:59 pm

1 stop14h 07m

San Antonio

Wed 2/25

6:00 am-11:09 pm

1 stop15h 09m

$241

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Tue 5/5

2:34 pm-12:30 am

1 stop10h 56m

San Antonio

Tue 5/12

6:45 am-4:15 pm

1 stop8h 30m

$266

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Thu 4/16

11:59 pm-9:36 am

1 stop10h 37m

San Antonio

Mon 4/20

5:09 pm-9:13 am

1 stop15h 04m

$266

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Mon 5/11

12:50 pm-12:14 am

1 stop12h 24m

San Antonio

Thu 5/14

12:15 pm-10:54 pm

1 stop9h 39m

$266

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Wed 3/11

7:11 am-11:59 pm

1 stop17h 48m

San Antonio

Wed 3/18

5:00 am-10:58 pm

1 stop16h 58m

$266

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Wed 5/13

5:15 pm-12:14 am

1 stop7h 59m

San Antonio

Sun 5/17

2:10 pm-10:54 pm

1 stop7h 44m

$266

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Tue 5/12

6:15 am-3:21 pm

1 stop10h 06m

San Antonio

Thu 5/14

12:15 pm-10:54 pm

1 stop9h 39m

$266

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Tue 5/5

2:34 pm-12:30 am

1 stop10h 56m

San Antonio

Sat 5/16

2:10 pm-10:54 pm

1 stop7h 44m

$266

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Thu 2/19

11:52 am-11:59 pm

1 stop14h 07m

$121

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Thu 5/7

3:08 am-9:24 am

1 stop7h 16m

$126

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 18 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 January 23, 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 November is currently the most expensive (average of $169). 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.

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 January 27, 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
4,268 reviews

Food

7.0

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.1

Entertainment

7.5

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
4,268 reviews
Southwest
8.0
Very good
4,268 reviews

Food

7.0

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.1

Entertainment

7.5

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
8,118 reviews
Southwest
8.0
Very good
4,268 reviews

Food

7.0

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.1

Entertainment

7.5

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
9,205 reviews
Southwest
8.0
Very good
4,268 reviews

Food

7.0

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.1

Entertainment

7.5

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
11,197 reviews
Southwest
8.0
Very good
4,268 reviews

Food

7.0

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.1

Entertainment

7.5

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
8,384 reviews
Southwest
8.0
Very good
4,268 reviews

Food

7.0

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.1

Entertainment

7.5

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?

    Spirit Airlines and Delta can get you from San Juan to San Antonio in just under 10h 56m. Your travel time can differ by up to 3h 11m. 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 $201, 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 $234 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 November is currently the most expensive (average of $169). 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 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$122Average$328FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$124Average$278FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$245Average$404FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$246Average$413FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$265Average$439FlexibilityNo cancel feeOn-time63%

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