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$110+ Cheap flights from Puerto Rico 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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SAT
Feb 21 — Feb 281
Sat 2/21
Sat 2/28
1 adult, Economy
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Cheap flight deals from Puerto Rico to San Antonio

Cheapest flights from Puerto Rico to San Antonio
Explore the most affordable flight options available from Puerto Rico to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 22, 2026.

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 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.
Thu 2/193:53 am
SJU
-
SAT
1 stop11h 19m
Frontier
Sat 2/211:57 pm
SAT
-
SJU
1 stop10h 56m
Frontier
Deal found 1/21$237
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.
Fri 2/133:53 am
SJU
-
SAT
1 stop11h 19m
Frontier
Sat 2/211:57 pm
SAT
-
SJU
1 stop10h 56m
Frontier
Deal found 1/20$243
This Travelocity deal was found by Cheapflights users on 1/22. 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 2/126:00 am
SJU
-
SAT
1 stop9h 12m
Frontier
Mon 2/163:33 pm
SAT
-
SJU
1 stop9h 15m
Frontier
Deal found 1/22$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 Frontier deal was found by Cheapflights users on 1/22. 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 1/22$252
This Priceline deal was found by Cheapflights users on 1/22. 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 2/126:00 am
SJU
-
SAT
1 stop9h 12m
Multiple Airlines
Tue 2/176:00 am
SAT
-
SJU
1 stop15h 09m
Multiple Airlines
Deal found 1/22$258
This Priceline 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 Priceline 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
Sun 2/158:14 pm
SAT
-
SJU
1 stop11h 40m
Frontier
Deal found 1/20$261
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/192:23 pm
SJU
-
SAT
2 stops10h 44m
American Airlines
Wed 2/255:00 am
SAT
-
SJU
1 stop16h 31m
American Airlines
Deal found 1/20$266
This Kiwi.com deal was found by Cheapflights users on 1/22. 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 2/77:10 am
SJU
-
SAT
2 stops35h 53m
Multiple Airlines
Fri 2/206:00 am
SAT
-
SJU
1 stop15h 09m
Multiple Airlines
Deal found 1/22$267
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.
Tue 2/175:20 am
SJU
-
SAT
1 stop20h 39m
Spirit Airlines
Tue 2/246:00 am
SAT
-
SJU
1 stop15h 09m
Spirit Airlines
Deal found 1/21$269
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 3/66:30 am
SJU
-
SAT
1 stop8h 53m
Frontier
Mon 3/98:53 pm
SAT
-
SJU
1 stop12h 04m
Frontier
Deal found 1/21$270

Find flight deals from Puerto Rico to San Antonio

Keep the following information in mind while searching for Puerto Rico to San Antonio flight deals. Data was last updated January 22, 2026.

Round-trip from

$220
(Frontier)

One-way from

$110
(Priceline)

Popular in

January

Cheapest in

March

Average price

$476

Good round-trip deal

$313 or less

Good one-way deal

$174 or less
From Puerto Rico to San Antonio
Search Deals
One-way flight from Puerto Rico 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
Search Deals
Price to beat on a round-trip flight from Puerto Rico to San Antonio.
Search Deals
Price to beat on a one-way flight from Puerto Rico to San Antonio.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Puerto Rico 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 22, 2026.
Use the filters below to find and compare flights from Puerto Rico to San Antonio that are best for you.

Fly from

Puerto Rico

Fly to

San Antonio

Route

Depart

Return

Price

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Fri 2/13

3:53 am-1:12 pm

1 stop11h 19m

San Antonio

Sat 2/21

1:57 pm-2:53 am

1 stop10h 56m

$243

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Tue 5/5

6:15 am-5:49 pm

1 stop12h 34m

San Antonio

Tue 5/12

5:30 am-1:18 pm

1 stop6h 48m

$266

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Thu 5/14

7:00 am-1:16 pm

1 stop7h 16m

San Antonio

Tue 5/19

6:49 am-9:24 pm

2 stops13h 35m

$266

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Thu 2/19

2:23 pm-11:07 pm

2 stops10h 44m

San Antonio

Wed 2/25

5:00 am-11:31 pm

1 stop16h 31m

$266

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Sat 5/2

5:15 pm-12:34 am

1 stop8h 19m

San Antonio

Sun 5/10

12:15 pm-8:06 pm

1 stop6h 51m

$266

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Sat 5/2

5:15 pm-12:34 am

1 stop8h 19m

San Antonio

Sat 5/9

2:10 pm-10:54 pm

1 stop7h 44m

$266

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Fri 5/1

6:15 am-5:34 pm

1 stop12h 19m

San Antonio

Sat 5/9

10:45 am-10:54 pm

1 stop11h 09m

$266

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Tue 5/5

6:15 am-5:49 pm

1 stop12h 34m

San Antonio

Sat 5/16

5:30 am-4:15 pm

1 stop9h 45m

$266

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Tue 2/24

6:00 am-11:59 pm

1 stop19h 59m

San Antonio

Mon 3/2

6:00 am-11:09 pm

1 stop15h 09m

$269

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Thu 2/19

3:53 am-1:12 pm

1 stop11h 19m

San Antonio

Sun 2/22

8:14 pm-9:54 am

1 stop11h 40m

$272

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 37 results
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Best time to book a flight from Puerto Rico to San Antonio

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

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

Currently, January is the cheapest month in which you can book a flight from Puerto Rico to San Antonio (average of $99). Flying from Puerto Rico 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 22, 2026.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Puerto Rico 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
4,267 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Food

7.0

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
4,267 reviews
Southwest
8.0
Very good
4,267 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Food

7.0

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
8,087 reviews
Southwest
8.0
Very good
4,267 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Food

7.0

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
9,190 reviews
Southwest
8.0
Very good
4,267 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Food

7.0

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
11,173 reviews
Southwest
8.0
Very good
4,267 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Food

7.0

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
8,363 reviews
Southwest
8.0
Very good
4,267 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Food

7.0

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 Puerto Rico 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 Puerto Rico?

    Located just 7.6 mi from the city center, San Antonio (SAT) is the airport most travelers will use when flying to San Antonio from Puerto Rico.

  • How long is the flight from Puerto Rico to San Antonio?

    A quick flight from Puerto Rico to San Antonio can take about 7h 16m. Frontier provides one of the quickest options available for as low as $266. Airlines will cover a distance of 2177 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $92. Users have also found prices from $122 and $122 on United Airlines and American Airlines, respectively.

  • What are the most popular routes from Puerto Rico to San Antonio?

    While some choose either Mayagüez Eugenio M De Hostos - San Antonio or Aguadilla Borinquen - San Antonio, San Juan Luis Munoz Marin Intl - San Antonio is the most popular route from Puerto Rico to San Antonio.

  • What are the cheapest flights from Puerto Rico to San Antonio?

    The cheapest flight price from Puerto Rico to San Antonio is $139. On average you can expect to pay $260. The most popular route, (San Juan Luis Munoz Marin Intl - San Antonio), can usually be booked for $228.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Puerto Rico 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 Puerto Rico to San Antonio?

    Currently, January is the cheapest month in which you can book a flight from Puerto Rico to San Antonio (average of $99). Flying from Puerto Rico 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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Alternative routes for Puerto Rico to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Puerto Rico to San Antonio

Discover the top 5 airlines that operate flights from Puerto Rico 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 22, 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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