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Cheap flights from Puerto Rico to San Antonio from $113

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Puerto Rico to San Antonio departing on 11/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Puerto Rico to San Antonio

Recent round-trip flight deals from Puerto Rico to San Antonio

Spirit Airlines Logo
10:42 am - 3:14 pmSJU-SAT
5h 32mnonstop
Spirit Airlines Logo
4:09 pm - 9:35 pmSAT-SJU
4h 26mnonstop
$171Spirit Airlines
Find Deal
Mon, Sep 29 - Fri, Oct 3
Spirit Airlines Logo
8:18 am - 12:24 pmSJU-SAT
5h 06mnonstop
Spirit Airlines Logo
1:45 pm - 7:32 pmSAT-SJU
4h 47mnonstop
$173Spirit Airlines
Find Deal
Fri, Oct 24 - Mon, Oct 27
Spirit Airlines Logo
10:42 am - 3:14 pmSJU-SAT
5h 32mnonstop
Spirit Airlines Logo
4:09 pm - 9:35 pmSAT-SJU
4h 26mnonstop
$175Spirit Airlines
Find Deal
Fri, Sep 19 - Mon, Sep 22
Southwest Logo
10:05 am - 10:20 pmSJU-SAT
13h 15m1 stop
Southwest Logo
4:20 pm - 11:50 pmSAT-SJU
6h 30m1 stop
$225Southwest
Find Deal
Fri, Oct 3 - Tue, Oct 7
American Airlines Logo
3:05 pm - 9:47 pmSJU-SAT
7h 42m1 stop
American Airlines Logo
11:10 am - 10:10 pmSAT-SJU
10h 00m1 stop
$230American Airlines
Find Deal
Fri, Oct 3 - Tue, Oct 7
American Airlines Logo
1:37 pm - 10:44 pmSJU-SAT
10h 07m2 stops
American Airlines Logo
11:10 am - 10:10 pmSAT-SJU
10h 00m1 stop
$231American Airlines
Find Deal
Thu, Oct 2 - Tue, Oct 7
Southwest Logo
5:45 am - 7:50 pmSJU-SAT
15h 05m1 stop
Southwest Logo
4:20 pm - 11:50 pmSAT-SJU
6h 30m1 stop
$290Southwest
Find Deal
Sat, Oct 18 - Tue, Oct 28
United Airlines Logo
1:09 am - 12:10 pmBQN-SAT
13h 01m2 stops
United Airlines Logo
12:50 pm - 11:57 pmSAT-BQN
9h 07m1 stop
$405United Airlines
Find Deal
Sat, Jan 24 - Thu, Jan 29
United Airlines Logo
12:15 am - 8:38 amBQN-SAT
33h 23m2 stops
United Airlines Logo
7:38 pm - 11:09 pmSAT-BQN
26h 31m2 stops
$622United Airlines
Find Deal
Thu, Oct 9 - Mon, Oct 13
Frontier Logo
11:57 am - 5:38 pmBQN-SAT
7h 41m1 stop
Frontier Logo
6:33 pm - 2:58 amSAT-BQN
6h 25m1 stop
$773Frontier
Find Deal
Sat, Dec 27 - Fri, Jan 2

United Airlines flights from Puerto Rico to San Antonio

Our best United Airlines deals on Puerto Rico to San Antonio flight tickets
United Airlines
Sep 4
SJU1:05 amSan Juan Luis Munoz Marin Intl
15h 21m
2 stops
SAT3:26 pmSan Antonio
Sep 16
SAT7:10 amSan Antonio
7h 32m
1 stop
SJU3:42 pmSan Juan Luis Munoz Marin Intl
$380
Find similar
United Airlines
Aug 29
SJU7:00 amSan Juan Luis Munoz Marin Intl
7h 22m
1 stop
SAT1:22 pmSan Antonio
Sep 2
SAT11:45 amSan Antonio
11h 12m
2 stops
SJU11:57 pmSan Juan Luis Munoz Marin Intl
$393
Find similar
United Airlines
Jan 24
BQN1:09 amAguadilla Borinquen
13h 01m
2 stops
SAT12:10 pmSan Antonio
Jan 29
SAT12:50 pmSan Antonio
9h 07m
1 stop
BQN11:57 pmAguadilla Borinquen
$405
Find similar

Spirit Airlines flights from Puerto Rico to San Antonio

Our best Spirit Airlines deals on Puerto Rico to San Antonio flight tickets
Spirit Airlines
Sep 29
SJU10:42 amSan Juan Luis Munoz Marin Intl
5h 32m
SAT3:14 pmSan Antonio
Oct 3
SAT4:09 pmSan Antonio
4h 26m
SJU9:35 pmSan Juan Luis Munoz Marin Intl
$171
Find similar
Spirit Airlines
Oct 24
SJU8:18 amSan Juan Luis Munoz Marin Intl
5h 06m
SAT12:24 pmSan Antonio
Oct 27
SAT1:45 pmSan Antonio
4h 47m
SJU7:32 pmSan Juan Luis Munoz Marin Intl
$173
Find similar
Spirit Airlines
Sep 19
SJU10:42 amSan Juan Luis Munoz Marin Intl
5h 32m
SAT3:14 pmSan Antonio
Sep 22
SAT4:09 pmSan Antonio
4h 26m
SJU9:35 pmSan Juan Luis Munoz Marin Intl
$175
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 21, 2025.
Use the filters below to find and compare flights from Puerto Rico to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Mon 9/29

10:42 am-3:14 pm

Nonstop5h 32m

San Antonio

Fri 10/3

4:09 pm-9:35 pm

Nonstop4h 26m

$171

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Fri 10/24

8:18 am-12:24 pm

Nonstop5h 06m

San Antonio

Mon 10/27

1:45 pm-7:32 pm

Nonstop4h 47m

$173

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Fri 9/19

10:42 am-3:14 pm

Nonstop5h 32m

San Antonio

Mon 9/22

4:09 pm-9:35 pm

Nonstop4h 26m

$175

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Fri 10/3

10:05 am-10:20 pm

1 stop13h 15m

San Antonio

Tue 10/7

4:20 pm-11:50 pm

1 stop6h 30m

$225

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Fri 10/3

3:05 pm-9:47 pm

1 stop7h 42m

San Antonio

Tue 10/7

11:10 am-10:10 pm

1 stop10h 00m

$230

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Thu 10/2

1:37 pm-10:44 pm

2 stops10h 07m

San Antonio

Tue 10/7

11:10 am-10:10 pm

1 stop10h 00m

$231

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Sat 10/18

5:45 am-7:50 pm

1 stop15h 05m

San Antonio

Tue 10/28

4:20 pm-11:50 pm

1 stop6h 30m

$290

AguadillaSan Antonio

BQN - SAT

BQNSAT

Aguadilla Borinquen

Sat 1/24

1:09 am-12:10 pm

2 stops13h 01m

San Antonio

Thu 1/29

12:50 pm-11:57 pm

1 stop9h 07m

$405

AguadillaSan Antonio

BQN - SAT

BQNSAT

Aguadilla Borinquen

Thu 10/9

12:15 am-8:38 am

2 stops33h 23m

San Antonio

Mon 10/13

7:38 pm-11:09 pm

2 stops26h 31m

$622

AguadillaSan Antonio

BQN - SAT

BQNSAT

Aguadilla Borinquen

Sat 12/27

11:57 am-5:38 pm

1 stop7h 41m

San Antonio

Fri 1/2

6:33 pm-2:58 am

1 stop6h 25m

$773

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Antonio from

How to get the cheapest flight ticket from Puerto Rico to San Antonio

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of March, then book flights to San Antonio from Puerto Rico during April instead. Flights to San Antonio in April, while not as cheap as those in March, still average around $294.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Tuesday when prices can be found for as low as $97. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Monday is $361.

What is the cheapest time of day to depart on your flight to San Antonio?

According to our data, the cheapest time of day to fly to San Antonio is in the morning. momondo users have found flights departing from Puerto Rico to San Antonio in the morning for as low as $264. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly in the afternoon, with an average ticket price of $435. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Puerto Rico to San Antonio flight route?

Fly from San Juan Luis Munoz Marin Intl to San Antonio for the best Puerto Rico - San Antonio flight prices

How far in advance should I book a flight to San Antonio?

You are more likely to see cheaper flights to San Antonio from Puerto Rico when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $362 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Puerto Rico for as low as $326 on momondo.

What cabin class options are available on Puerto Rico to San Antonio flights?

There are 1 cabin classes available to choose from on Puerto Rico to San Antonio flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Puerto Rico to San Antonio flights?

You could potentially save up to 12% on your flight if you consider stops on a Puerto Rico to San Antonio flight.

Cheap Puerto Rico to San Antonio flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Puerto Rico to San Antonio

Best Price Found

$141

Fastest flight time

4h 48m

Direct flights

Tue, Thu and Sat

Airports in San Antonio

1 airport
The best one-way flight to San Antonio from Puerto Rico in the past 72 hours is $141. The best round-trip flight deal from Puerto Rico to San Antonio found on momondo in the last 72 hours is $277.
The fastest flight from Puerto Rico to San Antonio takes 4h 48m
Direct flights go from Puerto Rico to San Antonio on Tuesday, Thursday and Saturday. The only airline offering direct flights is Spirit Airlines.
There is 1 airport near San Antonio: San Antonio (SAT)
Search flight deals

  • When did momondo last update prices for flights from Puerto Rico to San Antonio Airport?

    Prices for flights from Puerto Rico to San Antonio Airport refresh daily.

  • How many operators does momondo search for flights from Puerto Rico to San Antonio Airport?

  • How old do you have to be to fly from Puerto Rico to San Antonio Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Puerto Rico to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The travel and health documents you'll need for your trip to San Antonio Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Antonio Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Puerto Rico to San Antonio?

Best airlines flying from Puerto Rico to San Antonio

Compare and see reviews for airlines that fly from Puerto Rico to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $197Free CancellationRating
6.3
8,035 reviews
Search Spirit Airlines flights
FrontierPriceFrom $198Free CancellationRating
5.8
3,207 reviews
Search Frontier flights
DeltaPriceFrom $236Free CancellationRating
7.9
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $272Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $275Free CancellationRating
8.0
4,245 reviews
Search Southwest flights
United AirlinesPriceFrom $276Free CancellationRating
7.4
8,930 reviews
Search United Airlines flights

Traveling to a place near San Antonio?

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

Why use momondo?

Why should I use momondo to find a flight deal from Puerto Rico to San Antonio?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Antonio from Puerto Rico.

Can I find flights from Puerto Rico to San Antonio with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Antonio from Puerto Rico which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Puerto Rico to San Antonio?

momondo provides multiple filters to help you find the best flight to San Antonio from Puerto Rico. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Puerto Rico to San Antonio right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Antonio from Puerto Rico. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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