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Cheap flights from Puerto Rico to San Antonio from $108

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 3/10. 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

Enter your travel dates to find the best prices.
Frontier Logo
3:58 am - 1:12 pm
BQN
-
SAT
11h 14m1 stop
Frontier Logo
1:52 pm - 2:57 am
SAT
-
BQN
11h 05m1 stop
$180Frontier
Wed, Feb 25 - Mon, Mar 2
Frontier Logo
3:53 am - 1:12 pm
SJU
-
SAT
11h 19m1 stop
Frontier Logo
1:52 pm - 2:53 am
SAT
-
SJU
11h 01m1 stop
$231Frontier
Wed, Feb 25 - Mon, Mar 2
Frontier Logo
3:53 am - 7:29 pm
SJU
-
SAT
17h 36m1 stop
Frontier Logo
8:53 pm - 9:57 am
SAT
-
SJU
12h 04m1 stop
$234Frontier
Sat, Feb 28 - Mon, Mar 9
United Airlines Logo
2:05 am - 3:31 pm
SJU
-
SAT
15h 26m2 stops
United Airlines Logo
7:20 pm - 6:11 am
SAT
-
SJU
8h 51m1 stop
$245United Airlines
Tue, Feb 3 - Sun, Mar 1
United Airlines Logo
12:09 am - 10:18 am
BQN
-
SAT
11h 09m1 stop
United Airlines Logo
6:49 am - 11:09 pm
SAT
-
BQN
15h 20m2 stops
$245United Airlines
Tue, Mar 24 - Tue, Apr 7
American Airlines Logo
3:54 pm - 10:58 pm
SJU
-
SAT
9h 04m1 stop
American Airlines Logo
5:10 am - 11:59 pm
SAT
-
SJU
16h 49m1 stop
$250American Airlines
Wed, Jan 21 - Sat, Jan 24
American Airlines Logo
7:07 am - 3:45 pm
SJU
-
SAT
10h 38m1 stop
American Airlines Logo
5:10 am - 11:59 pm
SAT
-
SJU
16h 49m1 stop
$251American Airlines
Wed, Jan 21 - Sat, Jan 24
Multiple Airlines Logo
6:00 am - 9:40 am
SJU
-
SAT
29h 40m1 stop
Multiple Airlines Logo
10:35 am - 2:30 am
SAT
-
SJU
13h 55m2 stops
$253Multiple Airlines
Thu, Jan 15 - Mon, Jan 19
Spirit Airlines Logo
6:28 pm - 11:26 pm
SJU
-
SAT
6h 58m1 stop
Spirit Airlines Logo
6:30 am - 11:33 pm
SAT
-
SJU
15h 03m1 stop
$266Spirit Airlines
Wed, Jan 7 - Mon, Jan 12
Multiple Airlines Logo
9:23 pm - 6:18 pm
SJU
-
SAT
22h 55m1 stop
Multiple Airlines Logo
6:30 am - 11:33 pm
SAT
-
SJU
15h 03m1 stop
$269Multiple Airlines
Sat, Jan 10 - Wed, Jan 14

United Airlines flights from Puerto Rico to San Antonio

Our best United Airlines deals on Puerto Rico to San Antonio flight tickets
United Airlines
Feb 3
SJU2:05 amSan Juan Luis Munoz Marin Intl
15h 26m
2 stops
SAT3:31 pmSan Antonio
Mar 1
SAT7:20 pmSan Antonio
8h 51m
1 stop
SJU6:11 amSan Juan Luis Munoz Marin Intl
$245
Find similar
United Airlines
Mar 9
SJU6:40 amSan Juan Luis Munoz Marin Intl
7h 34m
1 stop
SAT1:14 pmSan Antonio
Mar 10
SAT12:17 pmSan Antonio
8h 05m
1 stop
SJU9:22 pmSan Juan Luis Munoz Marin Intl
$264
Find similar
United Airlines
Mar 24
BQN12:09 amAguadilla Borinquen
11h 09m
1 stop
SAT10:18 amSan Antonio
Apr 7
SAT12:15 pmSan Antonio
9h 54m
1 stop
BQN11:09 pmAguadilla Borinquen
$322
Find similar

American Airlines flights from Puerto Rico to San Antonio

Our best American Airlines deals on Puerto Rico to San Antonio flight tickets
American Airlines
Jan 21
SJU3:54 pmSan Juan Luis Munoz Marin Intl
9h 04m
1 stop
SAT10:58 pmSan Antonio
Jan 24
SAT5:10 amSan Antonio
16h 49m
1 stop
SJU11:59 pmSan Juan Luis Munoz Marin Intl
$250
Find similar
American Airlines
Jan 21
SJU7:07 amSan Juan Luis Munoz Marin Intl
10h 38m
1 stop
SAT3:45 pmSan Antonio
Jan 24
SAT5:10 amSan Antonio
16h 49m
1 stop
SJU11:59 pmSan Juan Luis Munoz Marin Intl
$251
Find similar
American Airlines
Feb 9
SJU6:00 amSan Juan Luis Munoz Marin Intl
12h 30m
1 stop
SAT4:30 pmSan Antonio
Feb 16
SAT7:00 amSan Antonio
14h 32m
1 stop
SJU11:32 pmSan Juan Luis Munoz Marin Intl
$270
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 December 27, 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

AguadillaSan Antonio

BQN - SAT

BQNSAT

Aguadilla Borinquen

Wed 2/25

3:58 am-1:12 pm

1 stop11h 14m

San Antonio

Mon 3/2

1:52 pm-2:57 am

1 stop11h 05m

$180

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Wed 2/25

3:53 am-1:12 pm

1 stop11h 19m

San Antonio

Mon 3/2

1:52 pm-2:53 am

1 stop11h 01m

$231

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Sat 2/28

3:53 am-7:29 pm

1 stop17h 36m

San Antonio

Mon 3/9

8:53 pm-9:57 am

1 stop12h 04m

$234

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Tue 2/3

2:05 am-3:31 pm

2 stops15h 26m

San Antonio

Sun 3/1

7:20 pm-6:11 am

1 stop8h 51m

$245

AguadillaSan Antonio

BQN - SAT

BQNSAT

Aguadilla Borinquen

Tue 3/24

12:09 am-10:18 am

1 stop11h 09m

San Antonio

Tue 4/7

6:49 am-11:09 pm

2 stops15h 20m

$245

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Wed 1/21

3:54 pm-10:58 pm

1 stop9h 04m

San Antonio

Sat 1/24

5:10 am-11:59 pm

1 stop16h 49m

$250

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Wed 1/21

7:07 am-3:45 pm

1 stop10h 38m

San Antonio

Sat 1/24

5:10 am-11:59 pm

1 stop16h 49m

$251

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Thu 1/15

6:00 am-9:40 am

1 stop29h 40m

San Antonio

Mon 1/19

10:35 am-2:30 am

2 stops13h 55m

$253

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Wed 1/7

6:28 pm-11:26 pm

1 stop6h 58m

San Antonio

Mon 1/12

6:30 am-11:33 pm

1 stop15h 03m

$266

San JuanSan Antonio

SJU - SAT

SJUSAT

San Juan Luis Munoz Marin Intl

Sat 1/10

9:23 pm-6:18 pm

1 stop22h 55m

San Antonio

Wed 1/14

6:30 am-11:33 pm

1 stop15h 03m

$269

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 October, then book flights to San Antonio from Puerto Rico during March instead. Flights to San Antonio in March, while not as cheap as those in October, still average around $269.

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 Thursday when prices can be found for as low as $167. 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 Tuesday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Tuesday is $305.

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 $253. 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 evening, with an average ticket price of $414. Departure times in the evening 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 $330 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 $274 on momondo.

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

There is only 1 cabin class 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?

No. A direct flight is the cheapest option for a flight between Puerto Rico to San Antonio.

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

$206

Fastest flight time

5h 07m

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 $206. The best round-trip flight deal from Puerto Rico to San Antonio found on momondo in the last 72 hours is $237.
The fastest flight from Puerto Rico to San Antonio takes 5h 07m
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 in San Antonio. From Puerto Rico there are direct flights to 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
FrontierPriceFrom $85Free CancellationRating
5.8
3,071 reviews
Search Frontier flights
DeltaPriceFrom $122Free CancellationRating
7.9
8,019 reviews
Search Delta flights
Spirit AirlinesPriceFrom $172Free CancellationRating
6.3
8,210 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $245Free CancellationRating
7.4
9,116 reviews
Search United Airlines flights
SouthwestPriceFrom $265Free CancellationRating
8.0
4,257 reviews
Search Southwest flights
American AirlinesPriceFrom $265Free CancellationRating
7.2
11,066 reviews
Search American 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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